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4,5-Dimethylthiazole

    • Product Name 4,5-Dimethylthiazole
    • Alias 4,5-Dimethyl-1,3-thiazole
    • Einecs 208-763-5
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    101970

    Name 4,5-Dimethylthiazole
    Cas Number 5956-13-0
    Molecular Formula C5H7NS
    Molecular Weight 113.18 g/mol
    Appearance Colorless to yellow liquid
    Boiling Point 171-173 °C
    Density 1.047 g/cm3
    Flash Point 53 °C
    Refractive Index 1.526
    Solubility Soluble in organic solvents; slightly soluble in water
    Smell Roasted, nutty, meaty odor

    As an accredited 4,5-Dimethylthiazole factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 4,5-Dimethylthiazole is packaged in a 25g amber glass bottle with a secure screw cap and an informative safety label.
    Shipping 4,5-Dimethylthiazole is shipped in tightly sealed containers compatible with organic chemicals, typically under ambient conditions. Proper labeling and documentation as per regulatory guidelines are ensured. The package is protected from moisture, heat, and direct sunlight during transit. Handle with care and utilize appropriate secondary containment to prevent leakage or spillage.
    Storage 4,5-Dimethylthiazole should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from heat, sparks, open flames, and incompatible substances such as strong oxidizers. Protect from light and moisture. Label the container clearly, and follow local regulations for hazardous chemical storage. Always use appropriate personal protective equipment (PPE) when handling.
    Application of 4,5-Dimethylthiazole

    Applications of 4,5-Dimethylthiazole in Industrial Manufacturing

    4,5-Dimethylthiazole serves multiple specialized roles in process industries due to its unique aromatic and chemical properties. As a direct manufacturer, we supply this raw material to customers engaged in regulated food flavoring, fine fragrance formulation, pharmaceutical synthesis, animal feed enrichment, and tobacco flavoring production. Each downstream segment follows distinct compliance, formulation, and production methods to integrate this raw material into certified, market-ready products.

    1. Food Flavor Compounding

    Major food ingredient processors commonly use 4,5-Dimethylthiazole as a key top-note agent to impart savory and meaty aromas in compound flavors for instant noodles, snacks, and processed meat analogues. Our material meets the purity and trace contaminant thresholds required for use in direct flavor applications, where precise addition during compounding maintains authenticity and heat stability throughout thermal processing. R&D teams adjust addition levels based on matrix interaction trials, salt content, and intended flavor profile strength, ensuring label conformity and safety. Finished food manufacturers utilize batch and continuous mixing lines to homogeneously disperse flavor systems into meal bases, sauces, and seasonings to satisfy global brand standards.

    Industry compliance standards

    • FAO/WHO Codex Alimentarius (Food Additive Standards)
    • EU Regulation (EC) No 1334/2008 on flavorings
    • GB 2760 Chinese National Food Additives Standard
    • FCC (Food Chemicals Codex)

    Typical usage ratio

    • 0.01%–0.05% of total finished food mass; optimized per matrix and target flavor strength

    Downstream process integration

    • Incorporated during final blending phase of liquid or dry flavor formulation; stability-tested during thermal processing simulation

    Final product types

    • Canned soups
    • Instant noodle seasoning packets
    • Savory snack flavor blends
    • Meat analogues

    2. Fine Fragrance and Aroma Chemicals

    Leading aroma compound manufacturers select 4,5-Dimethylthiazole for its sulfurous, roasted, slightly nutty profile that enhances tobacco, leather, and gourmet notes in high-end perfume bases and synthetic accords. Its addition occurs during concentrate blending, where aromatic balance and volatility under standard ISO 9235 controls are critical for global compliance. Technicians must continually validate each batch by GC-MS against both IFRA 51st Amendment and local cosmetics regulation lists when exporting to end-user markets. Finished aromas integrate with essential oils and carrier bases to complete ready-to-use personal care fine fragrance lines.

    Industry compliance standards

    • IFRA Standards (International Fragrance Association)
    • EU Cosmetics Regulation (EC) No. 1223/2009
    • REACH (EC) No 1907/2006
    • ISO 9235 (Aromachemical purity)

    Typical usage ratio

    • 0.001%–0.1% in perfume concentrates; adjusted based on olfactory threshold, market segment, and specific product line requirements

    Downstream process integration

    • Added into the concentrate blending stage after stabilization of alcohol and key aromatics; monitored for volatility and long-term scent integrity through shelf-life studies

    Final product types

    • Personal fine fragrances
    • Room diffusers
    • Luxury colognes
    • Aroma accords for household products

    3. Pharmaceutical Intermediate Synthesis

    Pharmaceutical API manufacturers employ 4,5-Dimethylthiazole as a specific starting material or structural component in the formation of thiazole-based scaffolds. Technologists introduce the compound early in the synthetic process, where tight traceability and batch record keeping are required under GMP Part II for EU, US, and APAC markets. Process engineers optimize molar equivalents to maximize yield of target heterocyclic intermediates for drugs such as antifungal agents or CNS-targeted therapies, minimizing by-product formation via validated reaction controls. All incoming lots undergo full-grade quality assessment for impurity profile compliance documented in ASMF/DMF submissions, supporting transparent supply chains for both NDA and ANDA production routes.

    Industry compliance standards

    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • USP–NF / EP / JP monographs if integrated in drug pathways
    • 21 CFR Part 211 (US FDA cGMP)
    • EDQM CEP dossiers (where applicable)

    Typical usage ratio

    • Stoichiometric addition at 0.8–1.2 molar equivalents, controlled by synthetic route and desired final intermediate yield

    Downstream process integration

    • Charged at the initial condensation or cyclization step in thiazole ring-forming synthesis; purity and source documentation attached in batch manufacturing records

    Final product types

    • Thiazole-based pharmaceutical intermediates
    • Active APIs for antifungal drugs
    • CNS-targeted modulators
    • Diagnostic reagents

    4. Animal Feed Palatability Enhancement

    Pet food and aquaculture nutrition companies use 4,5-Dimethylthiazole as a palatability booster, targeting improved feed intake and attractant properties, especially where natural meat inclusion is limited. The compound is dosed into vitamin premixes or sprayed during extrusion and pelletizing, with validation of heat stability and residual aroma after steam conditioning. Feed additive manufacturers validate each production batch against current EU Feed Additives Regulation and US FDA AAFCO listing, supported by sensory panels and intake trials in target animal species to document consistent performance in commercial diets. Critical documentation includes audit verification of source and comprehensive impurity profiles for vetting animal health standards globally.

    Industry compliance standards

    • EU Regulation (EC) No. 1831/2003 on feed additives
    • US FDA AAFCO Feed Ingredient Definitions
    • GMP+ FSA (Feed Safety Assurance)
    • FAMI-QS (Feed Additives Quality Standard)

    Typical usage ratio

    • 0.005%–0.02% of total feed formulation, varied according to animal species, feed processing type, and palatability objectives

    Downstream process integration

    • Injected into liquid spray tanks during post-extrusion coating, or blended in premixes for inclusion in high-energy rations; stability monitored with pilot-scale production runs

    Final product types

    • Complete pet food
    • Chewable animal supplements
    • Aquaculture extruded feeds
    • Livestock starter diets

    5. Tobacco Product Flavoring

    Reconstituted and blended tobacco producers employ 4,5-Dimethylthiazole in controlled micro-quantities to refine aroma profiles in cigarettes, cigars, and pipe tobacco. Tobacco technologists integrate this molecule during the casing and flavoring process, ensuring composition adheres strictly to national standards such as the Tobacco Products Directive and FDA ingredient notifications. Production focuses on achieving reproducible aroma transfer during final curing without affecting combustibility or producing offnotes at burn temperatures. All product development and routine QC coordinate with clients’ regulatory departments to document intended use, lot traceability, and absence of restricted substances for responsible market access.

    Industry compliance standards

    • EU Tobacco Products Directive (2014/40/EU)
    • US FDA Tobacco Ingredient Reporting
    • China GB/T 23219–2008 Tobacco Additives Standard
    • ISO 13276 Tobacco — Determination of additive content

    Typical usage ratio

    • 0.001%–0.01% based on leaf weight, tailored for flavor house recommendations and regional blend profiles

    Downstream process integration

    • Introduced with liquid casing and flavor blends; distributed by atomization over bulk tobacco lamina prior to final drying and pressing stages

    Final product types

    • Filtered cigarettes
    • Cigar blends
    • Pipe tobacco pouches
    • Roll-your-own cut tobacco
    Free Quote

    Competitive 4,5-Dimethylthiazole prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    4,5-Dimethylthiazole: How We Approach Production and Its Uses

    What We See in 4,5-Dimethylthiazole

    In our workshop, chemicals are rarely just isolated compounds. They become stepping stones for solving precise industry problems. 4,5-Dimethylthiazole has proven itself useful through the years, warranting its own dedicated production line. Our hands-on experience stretches from choosing raw feedstocks to dialing in reactor temperatures. We stand behind every batch because we know where each ingredient comes from, and we know how the product will be put to use by formulators and researchers.

    Here, 4,5-Dimethylthiazole means a specific approach to building a sulfur- and nitrogen-containing heterocycle, offering both the purity needed for advanced applications and reliability in supply. We build each kilogram with repeatable care, paying close attention to the characteristics that customers request: clean spectral data, clear color, and a consistent melting range. Each shipment leaves our facility having undergone a suite of internal tests – not because a certificate demands it, but because we know what happens when impurities slip through. By working on this compound’s synthesis firsthand, we’ve learned which reaction conditions produce the best yields and which ones should be avoided altogether.

    Getting Quality Right at the Source

    The heart of good 4,5-Dimethylthiazole is traceability: we audit incoming raw materials and hold ourselves to a set of standards that have kept our own researchers happy for years. From the start, we chose to import sulfur and methyl group sources with documentation in place, investing in trace contaminant screening instead of leaving anything to chance. Our reactors are manually inspected after every use. When spectrometry runs on each lot, it’s compared not just to an isolated library structure but to historical benchmark batches from our own archives. This form of self-accountability isn’t something a trader or broker gets to see. If customers mention a new analytical requirement, it’s easy enough for us to dial up a parallel QC process—after all, we control every step.

    On top of that, we work in an environment that encourages ongoing improvement. If a certain impurity profile starts showing up, our staff flags it and we make changes at the reaction or purification stage before the issue spreads. No amount of external pressure can replace the pride our team takes in finding minute improvements, even if the market never notices. This has turned some of our technical staff into subject matter experts, ready to guide others on making or using 4,5-Dimethylthiazole.

    The Appeal of 4,5-Dimethylthiazole in Applied Chemistry

    We see demand from fragrance formulators, pharmaceutical lead discovery teams, material scientists, and specialty flavor manufacturers. This compound’s thiazole ring system, adorned with methyl groups at positions 4 and 5, delivers a recognizable odor and a unique chemistry. Over the last decade, we’ve observed how some customers leverage its characteristic aroma—nutty, slightly roasted, reminiscent of bread crust—for both finished products and for research into aroma compounds present in cooked foods.

    In the lab, researchers probe its reactivity as a building block. That’s been a game-changer in our own R&D, enabling us to run alkylation and acylation reactions that deliver more exotic thiazole derivatives. Medicinal chemists sometimes turn to this scaffold while scanning for new drug candidates, since the thiazole motif appears in several marketed pharmaceuticals. The dual substitution with methyl groups can shift electronic effects and solubility, unlocking properties different from parent thiazole or from other substituted variants.

    Direct Feedback from the Production Line

    We measure every kilogram as it comes off the line and compare it with expected yields. Years of refining the synthetic sequence have shown that even modest changes in temperature or reagent quality can shift impurity profiles dramatically. Our in-house lab routinely measures melting point, GC-MS, and NMR data to nail down both identity and purity.

    One key difference with 4,5-Dimethylthiazole is its relative ease of handling compared with isomers or analogs. Our technicians appreciate that it does not tend to form problematic side-products during distillation, allowing better recovery rates. Its solubility in common organic solvents lets downstream users blend it into most formulations without risk of precipitate formation. Unlike some thiazole derivatives, the two methyl groups offer greater chemical stability when exposed to heat or air. This can matter in reaction setups where temperature control isn’t always available. We once shipped a large batch to a partner developing a new savory flavor, and their feedback echoed what we’d already seen: no trace of sulfurous degradation notes, and no residual color.

    Addressing Supply and Market Volatility

    Relying on a stable 4,5-Dimethylthiazole supply means anticipating raw material price swings and ensuring regulatory compliance isn’t left until the last minute. Occasionally, the supply chain throws a curveball—weather-driven shortages of precursors, shipping bottlenecks, or stricter local chemical regulations. Because we make our own product under one roof, response time to market or regulatory shifts stays lean. For instance, if our main sulfur donor doubles in price, our direct sourcing contracts and bulk purchasing set us apart from resellers scrambling to fill small orders at the last minute.

    Global transport runs into customs issues, so we prepare full supporting documentation long before shipment is on the truck. Since our batches are consistent from run to run, overseas customers find requalification easy, eliminating delays. We help navigate packed international paperwork in-house, advising on which codes and certificates local authorities care about. This reduces the risk of containers getting stuck in port, especially for industries like flavors and fragrances where largely perishable blends rely on timely raw ingredient supply.

    Building In-House Expertise

    We have made it our business to study not just the basic chemistry of 4,5-Dimethylthiazole, but the practical differences between this compound and others in its chemical family. Our technical staff runs workshops and collaborates with downstream users, teaching the nuances of this compound’s reactivity. During scale-up, for instance, we’ve discovered the best parameters to avoid polymeric byproducts or loss of yield, passing that knowledge down to our operators.

    The learning curve stretches beyond synthesis. Packaging, storage, and logistics all impact long-term stability. We found that moisture ingress can alter its characteristics, so all drums leave in tightly sealed, climate-controlled shipments. New storage guidelines came directly from hands-on testing, not theoretical advice. Responding to industry feedback, we adjusted labeling and container sizing so it matches procurement practices, cutting down unnecessary handling or repackaging on the customer side.

    How 4,5-Dimethylthiazole Stacks Up Against Alternatives

    Within the thiazole family, individual compounds behave and smell remarkably differently. Not all substitutions are created equal. Take parent thiazole, for example—less steric hindrance, more reactive positions, but also higher volatility and a more pungent, sometimes overpowering aroma. Swap one or both methyl groups elsewhere on the ring and the boiling point, odor, and chemical compatibility shift. In our plant, this plays out as differences in waste stream management, safety thresholds, and options for purification.

    Some industries try substituting 4,5-Dimethylthiazole with 2-methylthiazole or 2,4,5-trimethylthiazole, seeking to capture a particular aroma note or synthetic reactivity. Based on real-world customer feedback, these swaps don’t always deliver. One batch of 2-methylthiazole left a food flavor developer frustrated by sulfur off-notes. 2,4,5-trimethylthiazole offers higher boiling point and flavor persistence, which actually became problematic in formulations requiring rapid volatility during processing. Over years of comparative tests, our staff marks out 4,5-Dimethylthiazole as optimal in flavor manufacturing when you need subtlety rather than intensity or lingering aftertastes.

    Listening to End Users

    No amount of technical marketing beats feedback from a customer’s lab bench. Application scientists sometimes contact us, sharing details about synthetic failures or flavor changes when they try alternate sources or different thiazoles. One client in Japan recounted inconsistent results from sourcing product via generic trading companies—color variance, unfamiliar GC traces, and even variable odor. By locking in supply from our line, they reported increased batch-to-batch reproducibility, giving them confidence for scale-up.

    On the pharmaceutical front, medicinal chemists trust this compound to act as a versatile intermediate. Direct access to our purity and trace impurity data saves them time during regulatory filings. We have been asked for guidance on modifications; sometimes, these exchanges teach us as much as we teach them. Over time, a feedback loop develops. Customers who notice even small details—viscosity, flow, odor retention—share those findings and drive our own QC upgrades. This ongoing collaboration means the product gets better with each run, even if that does not show up on a standard product sheet.

    Sustainability and Environmental Responsibility

    Manufacturing today demands more than hitting high yields and low impurity counts. We face scrutiny from agencies tasked with protecting worker safety and the environment. Early on, we carried out a full audit of our waste and emissions, optimizing the production loop for both recovery and reduced landfill. Sulfur handling receives special attention, with dedicated containment for volatile residues and a push toward closed-system transfers. Any solvent streams that can be recycled are sent to in-plant distillation, trimmed and reused whenever technically feasible. Nothing focuses the mind like an unexpected inspection from environmental watchdogs – knowing our reactors withstand that scrutiny gives all of us confidence.

    Organic synthesis does not exist in a vacuum. Every improvement in process efficiency translates to a tangible reduction in scrap, spills, or workplace incidents. Our site regularly conducts training focused both on emergency containment and routine diligence—simple habits that accumulate over years so that safety is second nature, not a forced protocol.

    Supporting Research, Development, and Scalability

    Researchers and R&D-intensive companies often find their problems coming down to reproducibility and scale-up. They need a source of 4,5-Dimethylthiazole that matches in microgram and multikilogram quantities—same impurity fingerprint, same physical consistency. By controlling each production stage, we provide technical support for both pilot runs and full-scale manufacturing.

    One experience comes to mind: a multinational flavor house developed a new savory note, scaling it from bench to bulk. During first runs, their pilot batches revealed small color differences. We collaborated directly, analyzing both our batch and the final formulation, tracing a slight variance in distillation cut points as the culprit. Together, we refined the process, eliminating the issue for subsequent shipments. Experiences like this have shown the value of two-way communication between producer and user.

    In process chemistry, speed sometimes collides with rigor. By working closely with development chemists, we cut lead times without letting analytical quality slide. As customers branch into new flavor trends or pharmaceutical needs, we’re ready to co-develop custom grades or adjust specifications. In this way, 4,5-Dimethylthiazole never becomes a static commodity but evolves with the industry’s requirements and the end user’s innovations.

    Challenges That Shape Better Production

    Real chemical manufacturing is never trouble-free. Reactor fouling, supply hiccups, or shifting downstream requirements demand flexibility. We noticed early on how seemingly minor variables—ambient humidity, glassware batch, or supplier change—cascade into bigger issues if left unchecked. Monitoring every step and conducting routine retrospectives with our team keep these surprises manageable.

    Process bottlenecks often drive innovation. By introducing staggered synthesis runs and automated monitoring points, we sped up turnaround time and improved purity. When regulatory agencies called for new documentation on minor byproducts, our in-house analytical team already had historical spectra ready. Taking pride in these incremental improvements shapes a resilient, market-responsive product line that end users return to.

    Final Thoughts from a Manufacturer’s Perspective

    Producing 4,5-Dimethylthiazole means blending steady technical skill with constant readiness for feedback, whether from global regulatory bodies, lab partners, or flavor chemists seeking the perfect roasted note. We see the big picture: from the way minor impurities impact industrial catalysis, to how subtle shifts in odor influence food designers. Every kilo tells a story—of careful sourcing, firsthand troubleshooting, continuous dialogue, and the satisfaction that comes from making not just a product, but a partnership for innovation.