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HS Code |
837336 |
| Chemical Name | Benzoyl Hydrazine |
| Iupac Name | Hydrazinecarboxylic acid phenyl ester |
| Cas Number | 611-94-9 |
| Molecular Formula | C7H8N2O |
| Molecular Weight | 136.15 g/mol |
| Appearance | White to off-white crystalline powder |
| Melting Point | 113-115 °C |
| Solubility | Slightly soluble in water, soluble in ethanol and ether |
| Boiling Point | Decomposes before boiling |
| Density | 1.226 g/cm³ |
| Storage Conditions | Store in a cool, dry place, tightly closed |
| Synonyms | Benzohydrazide |
As an accredited Benzoyl Hydrazine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 500g Benzoyl Hydrazine is sealed in a white HDPE bottle with a screw cap, featuring clear labeling and hazard warnings. |
| Shipping | Benzoyl Hydrazine should be shipped in a tightly sealed container, clearly labeled, and protected from light and moisture. Transport according to local, national, and international regulations for hazardous chemicals. Ensure proper cushioning to prevent breakage and include relevant safety documentation and handling instructions with the shipment. Avoid extreme temperatures during transit. |
| Storage | Benzoyl hydrazine should be stored in a cool, dry, and well-ventilated area, away from heat and direct sunlight. Keep the container tightly closed and properly labeled. Store separately from oxidizing agents, acids, and incompatible substances to prevent hazardous reactions. Ensure storage area is equipped with spill containment and safety equipment. Always follow appropriate safety and regulatory guidelines when handling and storing. |
Applications of Benzoyl Hydrazine in Industrial ManufacturingBenzoyl hydrazine offers targeted chemical properties suited for multiple industrial sectors. As the direct manufacturer, we supply consistent quality material for specialized downstream processing in pharmaceuticals, agrochemicals, polymer modification, and dyes & pigments synthesis. 1. Pharmaceutical Intermediate SynthesisBenzoyl hydrazine supports the synthesis of active pharmaceutical ingredients, mainly in the anti-tuberculosis and anti-cancer drug classes. Drug formulators utilize it for hydrazide condensation steps, which form core scaffolds in many pyrazole, quinazoline, and isoniazid-derivative APIs. Quality control teams must rigorously monitor its purity and residual solvent content, as stipulations vary depending on the final license submission. Several multistep reactions require batch-specific records for traceability, making our lot-controlled supply chain important for cGMP production environments. Industry compliance standards
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2. Agrochemical Active Ingredient ManufacturingChemical manufacturers use benzoyl hydrazine to prepare hydrazide-type pesticide and fungicide actives. It reacts in the synthesis of specific pyrazole, pyridazinone, and related bioactive compounds. Consistent reagent grade is critical for reliable conversion yields, directly impacting biological activity and regulatory dossier compliance. Process engineers often design closed-system reactions due to sensitivity to oxidation and moisture during scale-up. Industry compliance standards
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3. Polymer Modification and Crosslinking AgentsSpecialty polymer processors employ benzoyl hydrazine as a reactive crosslinker, particularly in developing hydrazide-functionalized resins. It enables controlled network formation in thermosetting polymers, hydrogels, and plasticizers that demand tunable mechanical strength or water-resistance. Engineering teams calibrate the dosage to achieve desired flexibility, especially in waterborne or solvent-based resin formulations. QC practices monitor residual monomers and crosslink density using spectroscopic analysis to meet application-specific certifications. Industry compliance standards
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4. Dyes and Pigments ManufactureBenzoyl hydrazine serves as a key building block in synthesizing azo dyes, benzoic acid-derived colorants, and specialty pigments. Formulation chemists use it in condensation reactions for colorant molecules requiring high tinctorial strength, lightfastness, and low heavy metal content. Reliable incoming material quality is critical in commercial dye blending, as variances may impact batch-to-batch chromatic purity, solubility, or migration resistance. In some applications, further derivatization employs heavy metal-free processes to comply with global textile and food packaging regulations. Industry compliance standards
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Years of hands-on manufacturing have shaped our understanding of Benzoyl Hydrazine. We place a high value on precision and consistency, learned from both success and challenges on our factory floor. Every batch of Benzoyl Hydrazine rolling out of our reactors represents care, clean process controls, and troubleshooting experience. Its chemical formula, C7H8N2O, seems simple on paper. The true measure lies in controlling particle purity, ensuring stable moisture content, and handling filtration without clogging or loss. From raw material procurement to the final QC check, no shortcuts exist.
The most requested model from our portfolio carries an assay of at least 98.5%. Our clients need this level for pharmaceutical intermediates and performance materials. Any deviation means rework or wasted time. Particle size matters for smooth dispersion in downstream blending, so we pay attention to milling and sieving. Unchecked agglomeration causes headaches for technicians aiming for uniform reactions. Moisture control, too, matters—a slight excess water content skews catalytic results or generates side products. That’s why we focus on delivering Benzoyl Hydrazine typically in a fine, white crystalline powder with less than 0.1% moisture and minimal insoluble matter. Packing happens in tight-sealed, rigid containers to avoid oxidization and ambient humidity issues during transport. Not every batch meets these standards on the first try, but our staff know the cues—slightly off-color, detectible scent, or subtle syrupiness shows something in the synthesis went astray.
Demand for Benzoyl Hydrazine comes largely from pharmaceutical and agrochemical development. Every synthesis officer we speak to points out the need for reliable amide bond formation and the role hydrazine derivatives play in launching life-saving molecules. Our product forms core structures in anti-tubercular, anti-inflammatory, and anti-cancer agents, following tightly controlled synthetic steps. In the lab, Benzoyl Hydrazine does not present many surprises—its reactivity profile is well charted—but purity makes or breaks downstream chemistry. Recrystallization remains the last safeguard for those who encounter odd results using off-spec hydrazine sources. We see more chemists using our material for heterocyclic synthesis, complex ligand construction, and as a source for forming benzoyl-protected hydrazide intermediates. Some custom applications in dyes and pigments pop up, but for most researchers, consistency is what drives repeat orders.
One common question concerns batch-to-batch repeatability. We spend considerable time tuning distillation columns, monitoring pH swings, watching solvent recovery rates, and cross-verifying melting point and IR spectra. No shortcut exists for that. Variability creeps in from improper temperature ramp-up or incomplete phase separation. We train staff to catch subtle visual cues—a haze in solution can point to emulsion carryover, and even a faint yellow tint tells us that an impurity needs tracking. Troubleshooting has led us to recalibrate filters during rainy seasons to block extra environmental moisture. On the rare occasions a customer flags a concern, our team walks through every processing step. This approach does not just maintain trust; it tightens our process for the next batch.
Some ask us how Benzoyl Hydrazine differs from cousins like Acetyl Hydrazine or substituted hydrazides. In many ways, the differences show up inside the reactor, not on the datasheet. Benzoyl Hydrazine offers more predictable nucleophilicity for building aromatic scaffolds, and the benzoyl protecting group sticks around in stepwise synthesis until the right deprotection moment. Thermal stability also matters: where lighter hydrazine derivatives tend to break down, Benzoyl Hydrazine keeps its structure under moderate heat, allowing longer processing windows. We have seen it function reliably in high-boiling solvents and under modestly basic conditions, which many colleagues appreciate.
Those working in pharma pipelines comment on the ease of purification; Benzoyl Hydrazine’s solid-state properties mean less fuss isolating by simple filtration or crystallization, sparing them time spent tweaking silica gel columns. The difference becomes meaningful downstream: fewer side reactions, less color contamination, and lower extractables in finished compounds. Environmental impact features in the discussion, too. Compared to more volatile hydrazine precursors, Benzoyl Hydrazine sheds less toxic fume risk during storage and finished synthesis handling—a point not lost on EH&S staff evaluating chemicals for use at scale.
Large-volume pharmaceutical manufacturers gravitate toward Benzoyl Hydrazine for staged syntheses that build bulky heterocycles or as a stepping stone to more complex ligands. Smaller specialty chemical companies often contact us asking for advice on blending, dissolution rates, and how to fine-tune reactions for new conceptual molecules. Lab notebooks from process engineers often show pages devoted to optimizing pH, temperature, and stirring speeds to tease out the best reactivity from Benzoyl Hydrazine. Missteps, like solubilizing in the wrong solvent or rushing the addition sequence, lead to poor conversion or sticky residues. We gather this feedback and use it to strengthen our product and support advice.
From our vantage point as a manufacturer, consistent utility goes hand-in-hand with robust supply. Benzoyl Hydrazine production isn’t a batch-and-ship exercise—it requires continuous attention to raw material sourcing and logistics. Each kilogram needs reliable benzoic acid and hydrazine hydrate, both sourced from established partners. Disruptions anywhere in that chain ripple through to every customer project. We have standing agreements with our own upstream suppliers and fallback inventory for high-demand periods. Our logistics staff track regulations on chemical shipping, particularly across borders, to avoid delays, customs snags, or compliance headaches for end users.
Customers appreciate having honest answers about how weather, transport conditions, or regulatory shifts might affect their supply. For example, we’ve had summers where higher than average humidity in transport containers required extra desiccant in our packaging to prevent clumping. Other times, even shutting down for an unplanned maintenance window led us to keep extra finished stock so we could bridge sudden gaps without sacrificing batch quality. Over the years, these hard lessons taught us to favor over-communication and direct troubleshooting with users. If a user notes an unexpected coloration, haze, or slower reaction profile, we dive as deep into our own production records as they do into their process logs.
We run regular titrations, HPLC, and FTIR checks to verify Benzoyl Hydrazine against reference standards. Testing for trace iron, copper, or solvent residue is not an afterthought—it’s core to our offering. At times, foreign matter in the reaction chain gets traced back to corroded blenders or an unanticipated lot of recycled solvent. Learning from such incidents, we upgraded to more robust reactor alloys and stricter cleaning regimens. Process controls now flag even slight analytical deviations for review before any product leaves the line. We keep records of spectral scans and retention times going back years, providing easy comparison for customers needing supporting data.
Rather than dumping on data sheets, we emphasize in-person cross-checks—not every anomaly can be spotted with numbers alone. Smell, color, and feel still have a place in our plant culture, and we coach new technicians to rely on all their senses. By the time Benzoyl Hydrazine reaches a customer's door, it’s seen careful scrutiny from raw input through finished packaging, minimizing surprises.
User safety comes as much from careful storage as it does from chemical specification. Benzoyl Hydrazine holds up well in sealed drums, away from open flame and direct sunlight. Early on, some customers reported caking if left open to humid air—so now we seal each batch fast, label containers with handling best practices, and supply moisture-proof liners for bulk shipment. Most teams handle our Benzoyl Hydrazine in ventilated spaces, wearing gloves and goggles in line with standard chemical safety protocols. In our plant, we use closed transfer systems and fume extraction when charging reactors, both for worker protection and product integrity.
Waste handling ranks high for us. Aqueous washes and filtrates from our processes go through standard neutralization before discharge. All cleaning protocols focus on capturing and destroying excess hydrazine efficiently, to address both environmental and regulatory expectations. Our own site abides by local discharge limits and we’ve partnered with approved waste recovery specialists for years. Users at other sites often ask about best practices; we share practical approaches learned through our own audits and workflows. Less hazardous residue at the point of use means simpler, safer downstream disposal.
Strong customer relationships grow from transparent conversations about what works and what complicates synthesis. Some of our partners develop new analytical techniques for Benzoyl Hydrazine and share raw data with us, which we use to tighten future specifications. When end users encountered stubborn filtration in specific reactions, we adapted our milling to deliver a finer, more easily suspended grade. In cases where a pharmaceutical group required trace solvent screening, we deployed extra GC-MS checks so they could meet final approval faster.
On occasion, a customer’s process needs a tailored drying or packaging solution, or their site finds sensitivity to static or temperature swings in storage. These on-the-ground insights end up shaping our next round of process changes. In rare cases, a reported impurity or reactivity issue has led us to refine starting material checks or tweak our final recrystallization method. What makes the difference in the long run is pragmatic, continuous feedback, not just chasing certifications or following generic best practice guides. Each adjustment in our own workflow aims to anticipate what the next chemist or engineer may need to solve a problem further down the chain.
Producing Benzoyl Hydrazine isn’t just a technical exercise. It means steady oversight, knowing your raw materials, staffing for experience, and acting on lessons from every interaction. Our batch records stretch back years, loaded with practical solutions to real-world obstacles. Our support team fields process questions daily, grapples with seasonal shipping quirks, and exchanges technical notes with users tackling complex syntheses. Every kilogram shipped stands for our people’s vigilance, from sourcing and synthesis to packaging and follow-up. Companies buying Benzoyl Hydrazine from us know we build in quality and accountability at each turn—not because a checklist commands it, but because our own experience says it brings better results for everyone using this foundational chemical.