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Few chemicals spark as much debate as S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate. This compound didn’t appear overnight. Its roots stretch back to mid-20th century agrochemical research, a time marked by scientists searching for bolder ways to protect crops. Markets pushed for new plant protection solutions as chemical resistance spread and old favorites lost their punch. Chemists turned toward organophosphates, fiddling with sulfur and phosphorus in countless ways before zeroing in on this specific structure. Watching S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate reach commercial shelves, you could sense the excitement about what new chemistry could achieve, but you also saw uncertainty about where such molecules might leave us down the road.
Farms, distribution warehouses, and industrial supply catalogs all treat S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate as a tool. The molecule steps forward as an organophosphate pesticide, called upon mainly for its ability to disrupt insect nervous systems. You find the product in liquid concentrates, granular forms, and emulsifiable formulations. Each form holds its own value depending on how crops need treating. Its penetration and action set it apart from competing products, finding a niche where broader approaches fall short. Across product labels, active concentration and blend partners shift according to the demands of specific pests and climates.
By its very chemical backbone, S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate stands as a complex molecule. The presence of sulfur and phosphorus brings distinct signatures: a pale to yellowish appearance, a faint but sharp odor only experienced hands can identify, and a viscous quality when handled in bulk. Standard atmospheric conditions keep the compound stable; direct sunlight, open flames, or strong oxidizers change that story quickly. Its solubility tracks alongside other organophosphate relatives, mixing well in most organic solvents but needing surfactants for better water dispersal in spray applications. Hydrolysis presents a genuine issue, especially where moisture mixes with improper storage, altering both potency and safety.
Precision remains crucial in this industry. Technical sheets spell out the active compound percentage, minimum purity, known impurity thresholds, and shelf life. Labels warn about appropriate handling gear—nitrile gloves, goggles, and robust ventilation for mixing. Storage conditions take up paragraphs for good reason, not as an afterthought. Labels outline required precautions against environmental contamination, groundwater runoff, and drift. Companies hold tight to international transport guidelines, noting UN classification numbers where dangerous goods rules apply. Emergency guidelines cover spills, ingestion, and accidental eye contact, shaped by years of incident reports across supply chains.
Manufacturing S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate isn’t something anyone tackles casually. Production lines employ a multistep synthetic route starting from dialkyl dithiophosphoric acid esters and reacting those with sulfinylmethyl intermediates. Precision in cooling rates, solvent choice, and reaction time determines yield and purity, leaving little margin for shortcuts. Industrial synthesis runs under strict inert atmospheres since atmospheric moisture or oxygen quickly spoil entire batches. Experienced operators know the process not just in theory, but by the exact look and scent a reaction gives off at every stage.
Inside a lab, S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate participates in nucleophilic substitution, oxidation, and reduction reactions. Active groups on the molecule open it up to modifications, whether researchers want to strengthen insecticidal effects, tweak volatility, or change uptake speed in plants. Post-synthesis purification processes, involving distillation and recrystallization, weed out unwanted byproducts. Once produced, the compound’s dithiophosphate backbone offers interesting options for creating derivative chemicals, which can shift toxicity, residual action, or environmental breakdown rates.
Any field worker, agricultural researcher, or chemical supplier knows this compound by more than its formal name. Trade catalogs list it under common synonyms like O,O-diisopropyl S-ethylsulfinylmethyl dithiophosphate, often shortened for practicality as S-ethylsulfinylmethyl-DIDP. Tech forums and international resource listings tab various code numbers, depending on regulatory frameworks. Some product lines build proprietary blends around the base molecule, rebranding it under catchy trade names for easier recall. It’s essential to check composition, as some listings include additives for stability or action spectrum, which shift safety and local compliance concerns.
Taking safety for granted here simply invites trouble. Organophosphates bring acute toxicity for humans and non-target organisms, so every operation—mixing, filling, spraying—demands well-practiced routines. Handlers rely on tightly regulated training, and current operations keep a thick binder of safety data sheets accessible at every storage and usage area. Standard operating procedures mandate full-body protection, careful waste collection, and engineering controls to limit vapor and particle exposure. Accidents happen fast; onsite teams drill on neutralization agents and emergency decontamination. Disposal sticks to regulated channels, as the stakes around improper dumping or runoff damage local water tables and ecosystems.
Walk any major crop field in regions struggling with hard-shelled beetles or sap-sucking insects, and chances rise you’ll encounter S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate in the mix. Fields of corn, soybeans, or commercial orchards take advantage of the compound's proven power, particularly where older chemistries lose ground to evolving pests. Some forestry management plans add it to their playbook, especially where invasive species threaten regeneration. Specialty users—ornamentals, turf managers—also sometimes lean on the compound when pest problems risk getting out of hand. Nevertheless, modern usage pays close attention to application timing, wind direction, and nearby environmental sensitivities.
Over decades, research on this molecule hasn’t stood still. Scientists dig deep into how it interacts with pest metabolisms, documenting resistance build-up patterns and searching for strategic rotation partners. Formulation chemists have tinkered with microencapsulation and slow-release matrices to cut drift and lessen environmental persistence. Regulatory shifts spur new wave of residue detection studies in harvested crops, water, and soils. Recent university projects push predictive modeling and data analytics, aiming to warn of hotspots of resistance or off-target toxicity events. Industry consortia work together to tighten application thresholds, syncing practices with new science and shifting public expectations.
Having worked near large chemical deployments, you gain a lasting respect for how seriously toxicity research drives policy. Studies with S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate focus on cholinesterase inhibition in mammals and the risks of acute poisoning for handlers and farm animals. Ecotoxicology doesn’t stop at bees or birds; life cycles of aquatic species and lingering sub-lethal effects in amphibians draw added scrutiny. Chronic exposure tests run across several generations in lab rodents, tracking developmental, reproductive, and neurological endpoints. Monitoring programs rely on regular blood tests for workers in high-usage environments, coupled with biomonitoring of surface and groundwater near major application sites.
Nobody expects regulations to stand still forever. As health, labor, and environmental rules shape the agricultural landscape, pressure mounts for alternatives with reduced toxic footprints. Biopesticide research continues gaining funding, yet chemical control agents like S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate probably won’t vanish soon in large-scale operations focused on yield and profit. More companies adopt integrated pest management, blending judicious chemical use with biological and mechanical approaches. Ongoing research seeks lower-rate blends or synergists that let the compound do its work with less residue and fewer off-target effects. If tomorrow’s policies demand faster soil or water breakdown or stricter transport rules, manufacturers and researchers already explore structural tweaks and new formulations to keep pace.
S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate sounds like a tongue-twister invented by a chemist, but for anyone who’s spent time working with pesticides, the name signals something pretty specific. This compound plays a real role in commercial crop protection. It shows up as a key building block in the manufacturing of some organophosphate insecticides—most widely in the synthesis of phosmet, a pesticide that’s been around farms since the 1960s. Phosmet is familiar to apple growers across the country who fight off codling moth infestations every summer. Without this sort of ingredient, entire harvests can end up at the mercy of hungry larvae.
Having spent a few years working summers in a Michigan orchard, I’ve seen how quickly insects can turn an expected profit into a total bust. The grocery stores fill up with shiny apples, but folks at the orchard count on targeted pest control tools to get fruit that can survive storage, shipment, and display. Synthetic organophosphates—crafted with chemicals such as S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate—give growers something more reliable than relying on good weather, ladybugs, and prayer.
Numbers bear out its impact. According to USDA reports, organophosphate insecticides contribute to about 20% higher yields in crops threatened by moth and beetle larvae, especially in tree fruit and nut industries. Without such chemistry, less pesticide-tolerant crops might struggle to beat off infestations without spraying much more, wasting time, fuel, and money.
No chemical comes without baggage. Organophosphates have drawn a fair share of criticism and concern from health advocates. S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate serves mainly as a precursor—making one intermediate on the way to the active insecticide—but questions linger about both production byproducts and environmental impacts. Phosmet breakdown products can hang around in water or soil, sometimes impacting pollinators like honeybees who play a vital part in any orchard ecosystem. The U.S. Environmental Protection Agency has flagged some organophosphates for tighter scrutiny, hoping to limit spray drift and protect farm workers from exposure.
I remember my old boss talking seriously about wearing masks and gloves, even when just mixing the concentrate. Those headaches and nausea stories aren’t just old farm tales—they tie back to chemicals that combine sulfur, phosphorus, and organic side chains. So while the chemistry helps crops, it pushes for more careful management, accountability, and oversight.
Solving these headaches doesn’t come with snap decisions. The agricultural chemicals industry looks for newer, less toxic insecticides each year. Some companies now invest more in biorational solutions, such as pheromone traps and targeted biopesticides, to nudge pest populations down without broad-spectrum fallout. If you check state agricultural extensions, you’ll see more recommendations on rotating chemistries and mixing modes of action to prevent resistant bugs from taking over.
Regulation shapes these choices too. The EPA and its international counterparts have moved towards requiring more data on toxicity, worker exposure, and runoff. Growers keep up with shifting restricted-use rules and extra paperwork, partly because they know mishandling organophosphates can cost lives and plenty of business. Transparency and ongoing research stand out as the best tools if society wants effective crop protection without sacrificing health or soil for a short-term gain.
S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate doesn’t roll off the tongue and doesn’t play nice, either. This is one of those organophosphorus compounds used in agriculture for its pesticidal strength. It goes to work quickly. It also poses some real risks if you skip steps or cut corners. Breathing in fumes, absorbing it through your skin, or just splashing it on yourself can trigger shortness of breath, headaches, muscle twitching, or even worse health outcomes. Mishandling it comes with stories that stick to your mind—burns on hands, respiratory problems that last for days, close calls with spills in poorly ventilated barns.
Nobody wants to gear up in a full-body suit on a hot day, but S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate gives everyone a reason to set comfort aside. Years in agricultural communities taught me that nitrile gloves, chemical splash goggles, and tight-fitting coveralls spare you from misery later. Rubber boots with chemical resistance finish the list. Folks who skipped goggles nearly always regretted it—eye irritation and blurred vision are no joke. Make sure to check every glove and suit for holes before heading out.
A good respirator with an organophosphate-rated cartridge should stay nearby, not tucked away for emergencies that might never come. Even a small leak or spill can kick up dangerous fumes. Fit-testing the mask avoids the scene where you realize too late that your mask slips or lets vapor in.
No one gets the work done right in a stuffy shed or a crowded storeroom. You want plenty of fresh air moving through. Working indoors leads to vapor build-up—and if you’ve ever coughed your way through a chemical cloud, the lesson sticks. I’ve seen well-meaning workers leave doors shut, only to rush outside minutes later with watering eyes and burning throats. If you can’t open windows and doors, set up exhaust fans or work outside.
Spills shouldn’t just end up on the ground. Spill trays, absorbent pads, and designated mixing areas help keep the mess contained. Mixing stations should sit on concrete or another non-porous surface so cleanup doesn’t mean digging up soil. Chemical safety showers and eyewash stations change the game when something goes wrong. Ten seconds can make a difference for an exposed eye.
Keeping S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate locked away isn’t just about following the rules. Humid sheds and leaky roofs guarantee trouble, so dry, well-ventilated storage tops the priority list. Kids and pets hunt for mischief—lock up all chemical supplies. I’ve seen small towns rocked by accidental poisonings because someone left pesticides in a soda bottle or a rusty can. Label containers clearly and never swap them out for household jugs.
Disposal means reading local laws and following every step. Pouring leftover chemicals down drains poisons water supplies and runs afoul of regulations. Many farms have collection days where trained handlers pick up unused pesticides for proper destruction. Triple rinse containers before sending them out, puncture them so they can’t be reused, then toss them in the right waste stream.
Rules shouldn’t replace paying attention to your own body. Anyone who feels dizzy, develops a skin rash, or just has a pounding headache after using these chemicals needs a break—sometimes a trip to the doctor. People die from not acting quickly. Make an emergency plan, tell your crew, and keep up-to-date contacts for your local poison control. If you work side-by-side with family, teach them the signs and steps needed for fast first aid.
Companies, farms, and workers have a lot to gain from regular safety training. All those drills on mask fitting, spill cleanup, and first-aid pay off. I’ve watched seasoned professionals learn something new every session. No one knows everything, but caring enough to do things right—every time—prevents accidents and saves lives.
S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate isn’t winning any points for simplicity in its name, but its structure tells a story. Chemists who work with organophosphorus compounds see a blend of sulfur, phosphorus, oxygen, and carbon at play here. If you draw the molecule out, you’ll spot a central phosphorus atom. Two isopropyl groups branch off as esters, each attached via oxygen to phosphorus. The backbone holds tight to a dithiophosphate group—classic for compounds found in agriculture and sometimes in industrial reagents.
The “S-Ethylsulfinylmethyl” part means a sulfoxide group, made up of an ethyl side chain bonded to sulfur, sits attached through a methylene (–CH2–) bridge to sulfur. This isn’t just a twist for naming—chemically, adding a sulfinyl (-SO-) feature changes reactivity and physical properties, which a chemist watching pesticide development or metal extraction knows well. In shorthand, the formula goes C10H23O3PS3, though you’ll see it mapped out differently in research labs.
I learned the ropes handling similar chemicals in my first year out of college. Structure meant everything, not just some academic exercise. That ethylsulfinyl tail can make the molecule more polar. In my hands, chemicals like this stuck less to hydrophobic surfaces, blended with water better, and sometimes broke down faster in soil. The dithiophosphate backbone brings in double sulfur atoms bonded to phosphorus; that is a common arrangement in fungicides and certain insecticides. In industry, those sulfur atoms offer binding points—helpful if somebody needs to chelate metals, strip minerals, or tweak a catalytic reaction.
Safety calls for respect wherever phosphorus, sulfur, and organic groups meet. My training repeated this: these molecules don’t belong in the hands of someone without gloves, goggles, and a working fume hood. Multiple cases have cropped up over the years where accidental exposure led to toxic issues. The phosphorothioate group is responsible for both biological activity and toxic after-effects.
Too many times, a new chemical gets pushed in the market without thoughtful oversight. In the past, I’ve watched a few rollouts where testing failed to account for breakdown products. The degradation of S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate could release smaller, sulfur-based molecules, which pile up in waterways or soil. This keeps regulators and field scientists busy, running studies to check water quality and food safety.
Not every risk calls for a ban. Practical strategies help, such as tighter regulatory checks and better information sharing with workers and end users. In the agriculture sector, I’ve seen good results from field buffer zones and soil testing. Technicians using this compound need strong training, clear labeling, and real enforcement from agencies—less confusion, fewer accidents.
Prices for specialty chemicals have climbed, and careful design has cut some hazards without ditching performance. Makers experiment by swapping side groups—subtle changes in the ethylsulfinyl chain can dramatically shift both toxicity and persistence. Thoughtful chemical engineering—backed by real field data—remains the best way forward.
S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate looks complex on paper, but its structure defines everything about how it works and how it needs to be handled in the real world. Anyone handling or researching it relies on clear formulas, reliable regulation, and a stubborn respect for what the data actually show. The real challenge comes not just from the phosphorus-sulfur core, but from the choices people make every day around use, safety, and stewardship.
Folks working with chemicals like S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate know this isn’t just another bottle on the shelf. This is a pesticide with teeth, often used in agriculture and sometimes in industrial settings. People’s health and crops ride on responsible handling of materials like this. One careless move could send fumes, leaks, or unwanted reactions out into the world. I’ve seen storage areas turn into trouble zones just because someone figured a normal shelf would be good enough. Wrong move.
Ask any safety officer who’s faced a chemical emergency about cause, and so many times, the answer starts with “stored next to the boiler” or “forgot to cover the window.” S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate should rest in a cool, well-ventilated spot. Never next to direct sunlight, heaters, or sources of flame. It’s not just about immediate danger— heat wears down packaging, weakens caps, and lets vapors escape. Those vapors can cause everything from dizziness to outright poisoning, not to mention the risk of fire or chemical breakdown.
One fact the World Health Organization keeps stressing—most pesticide accidents happen in storage or mixing areas, not out in the fields. Keeping this compound in steel or high-density plastic containers, tightly sealed, cuts down the risk of chemical leaks. Always mark containers clearly. If labels fade, you’re asking for an accident.
Different chemicals get along about as well as oil and water. Sometimes much worse. S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate shouldn’t share space with oxidizers or acids. Storing cleaning supplies and pesticides together often leads to unexpected and dangerous reactions. I learned early in my career, a warehouse shelf isn’t a junk drawer. Segregate anything dangerous: flammables, acids, and pesticides all get their own territory.
Bund walls or trays aren’t optional. Accidental spills soak into concrete or get into drainage faster than you think. Simple spill trays catch leaks before they spread to the rest of the facility or anybody’s shoes. Spilled pesticide shouldn’t become someone’s problem down the hall.
Chemicals go missing from unlocked sheds more often than people care to admit. Missing pesticide means risk to animals, water, and curious hands, especially kids. Strong locks, clear records of who opens containers, and regular checks keep surprises out of the equation. Every reputable operation I’ve seen uses a logbook and trains staff how to load, move, and seal these chemicals. Rushed workers make expensive mistakes, and reminders matter.
Keep an eye on expiration dates and physical changes. Discolored liquid or weird smells signal it’s breaking down, which means more hazard. That’s time to call an expert, not time to hope nobody notices.
Good storage draws a solid line between a safe workplace and a headline-grabbing mess. Regular training, sturdy labels, separated storage areas, and secure locks tackle most avoidable hazards. On top of that, local fire departments often give free advice on hazardous chemical storage. Their visits can save a warehouse—not to mention jobs—when problems show up.
Pesticides don’t forgive ignorance or shortcuts, and experience has taught me that careful, by-the-book storage protects everyone involved. Common sense and proven steps keep people safe and water clean. That’s more than regulation; it’s responsibility earned on the ground.
People probably don’t hear much about S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate unless they’re deep into agriculture or chemistry. This mouthful of a chemical—often reviewed as an ingredient in insecticides and acaricides—plays a big role in what farmers apply to fields and, ultimately, what trickles down to the table. As a tool fighting off bugs and crop pests, there’s no denying the boost it can give food production.
I’ve known a few people who worked in agriculture, and they learned quick to keep their distance from certain “crop dusting” days. S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate, like many organophosphates, aims straight for the nervous system of insects. In humans, it doesn’t discriminate as much as you’d hope. Direct exposure usually means headaches, dizziness, and sometimes much worse—tremors or breathing trouble if someone breathes it in or gets it on their skin. The World Health Organization classifies similar compounds as moderately hazardous for a reason.
Routine safety steps—proper gloves, sprays before dawn, and posted warning signs—help, but workers still end up taking risks. If spilled or misapplied, kids playing near treated fields, groundwater, or wildlife all face risks. Long-term low-level exposure brings up real questions about links to more serious illnesses, including neurological disorders.
Most people don’t watch how rain carries things across soil, but even after a field dries, leftovers can show up later. A few studies have traced residues of this chemical in the air, on vegetables, and in surface water—especially after heavy use in rainy seasons. Its breakdown doesn’t happen overnight either. The dithiophosphate backbone lingers, resisting breakdown in cooler soils and shaded streams.
Fish and amphibians catch the brunt of runoff. The compound’s design—targeting nerve enzymes—affects aquatic life just as harshly as insects. Because of runoff and water contamination, environmental groups and regulatory agencies showed real concern where repeated spraying was documented. Several insecticides with similar makeup have ended up restricted or outright banned in different countries due to this pattern.
Scientists measure both acute and chronic toxicity using LD50 values. S-Ethylsulfinylmethyl-O,O-Diisopropyldithiophosphate lands near the middle on these charts, neither as deadly as old-school poisons nor exactly gentle. It gets metabolized in soil but the breakdown products don’t always vanish quietly—sometimes these byproducts reach as far as local wells and lakes.
Testing often finds traces left on crops weeks after use, a clear sign that withdrawal periods before harvest matter a lot. The more this chemical gets applied, the harder it becomes to safeguard food and water quality.
Alternatives need real consideration. Integrated pest management doesn’t rely only on chemicals; using biological controls and rotating crops lowers the load on land and bodies. Regular monitoring, strict buffer zones near waterways, and honest, clear labeling on produce give everyday consumers some control.
Support for research goes a long way too. Funding independent studies—not just manufacturer-backed work—brings accountability. Farmers I’ve talked to often care about safety and want options, but choice depends on real access to safer and affordable substitutes. Community education, quick reporting of accidental poisonings, and smart, enforced regulations tip the scale toward better health outcomes.
| Names | |
| Preferred IUPAC name | O,O-diisopropyl S-ethylsulfinylmethyl dithiophosphorothioate |
| Other names |
Phorate Thimet Thimet 10-G Thimet 15-G Thimet 20-G Geocide Geocis Gophor Rampart Sulfophos PHR 1826 |
| Pronunciation | /ˌɛsˌɪθ.ɪl.sʌlˈfɪn.ɪlˌmɛθ.əlˌəʊˌəʊˌdaɪ.aɪ.səˈprəʊ.pɪlˌdaɪˌθaɪ.əʊˈfɒs.feɪt/ |
| Identifiers | |
| CAS Number | [2897-45-6] |
| Beilstein Reference | 1288750 |
| ChEBI | CHEBI:38946 |
| ChEMBL | CHEMBL3185435 |
| ChemSpider | 201647 |
| DrugBank | DB08371 |
| ECHA InfoCard | 03a406c3-5b3a-48e4-814a-fb4477b87b5e |
| EC Number | EC 251-835-4 |
| Gmelin Reference | 82120 |
| KEGG | C18430 |
| MeSH | D010554 |
| PubChem CID | 14327255 |
| RTECS number | YJ9625000 |
| UNII | 255M8C4FHF |
| UN number | UN2783 |
| Properties | |
| Chemical formula | C9H20O2PS3 |
| Molar mass | 306.46 g/mol |
| Appearance | White crystal |
| Odor | unpleasant sulfidic |
| Density | 1.25 g/cm³ |
| Solubility in water | Insoluble in water |
| log P | 2.89 |
| Vapor pressure | 0.0013 mmHg (25°C) |
| Acidity (pKa) | 11.17 |
| Basicity (pKb) | 2.59 |
| Magnetic susceptibility (χ) | -78.94 × 10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.555 |
| Viscosity | Viscous liquid |
| Dipole moment | 3.61 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 504.9 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -153.4 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -1474.7 kJ·mol⁻¹ |
| Pharmacology | |
| ATC code | Nerve agent |
| Hazards | |
| Main hazards | Harmful if swallowed, causes skin and eye irritation, may cause respiratory irritation, toxic to aquatic life with long lasting effects |
| GHS labelling | GHS02, GHS06, GHS09 |
| Pictograms | GHS05, GHS06, GHS09 |
| Signal word | Danger |
| Hazard statements | H302, H315, H319, H335 |
| Precautionary statements | Precautionary statements: "P261, P264, P270, P271, P272, P273, P280, P301+P310, P302+P352, P304+P340, P305+P351+P338, P310, P314, P330, P391, P403+P233, P405, P501 |
| NFPA 704 (fire diamond) | 2-2-2-W |
| Flash point | Flash point: 96.7 °C |
| Autoignition temperature | 200 °C |
| Lethal dose or concentration | LD₅₀ (oral, rat): 22 mg/kg |
| LD50 (median dose) | LD50 (median dose): Oral rat LD50 180 mg/kg |
| NIOSH | NIOSH DH8925000 |
| PEL (Permissible) | 0.1 mg/m³ |
| REL (Recommended) | 0.2 mg/kg |
| Related compounds | |
| Related compounds |
Parathion Paraoxon Phorate Methidathion Dicrotophos Fenthion Triazophos |
