CAS No 24937-78-8 refers to 2-Chloro-5-chloromethylthiazole, a crucial chemical intermediate widely used in the synthesis of various pharmaceuticals, agrochemicals, and other fine chemicals. Understanding its properties, applications, and safety considerations is vital for professionals in these industries. This article provides a comprehensive overview of this compound, its sourcing, and its role in complex chemical processes. Pezetech.com is a leading supplier of high-quality chemical intermediates, including 2-Chloro-5-chloromethylthiazole.

2-Chloro-5-chloromethylthiazole is an organochlorine compound exhibiting a molecular formula of C4H3Cl2NS and a molecular weight of 181.05 g/mol. It typically presents as a pale yellow to off-white solid or liquid, depending on purity and storage conditions. This compound is reactive due to the presence of two chlorine atoms, making it an excellent building block for further chemical transformations. It's soluble in common organic solvents like dichloromethane, ethyl acetate, and toluene but sparingly soluble in water. Its reactivity stems from the ability of the chlorine atoms to participate in nucleophilic substitution reactions, allowing for the introduction of various functional groups. Sourcing reliable quantities of this intermediate is essential for consistent production.
Key Highlights: Reactive due to the presence of two chlorine atoms. Soluble in common organic solvents. Crucial building block in complex chemical syntheses.
The primary application of 2-Chloro-5-chloromethylthiazole lies in the pharmaceutical industry as a key intermediate in the synthesis of several active pharmaceutical ingredients (APIs). It’s also widely used in the production of agrochemicals, specifically fungicides and insecticides. Furthermore, it serves as a versatile building block for the synthesis of dyes, pigments, and other specialized chemicals. The ability to readily modify its structure makes it invaluable for creating compounds with tailored properties. Pezetech offers consistent quality for these demanding applications.
Key Application Areas:
• Pharmaceutical Synthesis
• Agrochemical Production (Fungicides & Insecticides)
• Dye & Pigment Synthesis
• Fine Chemical Manufacturing
Several synthetic routes exist for producing 2-Chloro-5-chloromethylthiazole, each with varying efficiency, cost, and environmental impact. Common methods involve the chlorination of thiazole derivatives. Purity levels are critical, as impurities can significantly affect downstream reactions. Pezetech utilizes optimized synthesis and purification techniques to ensure consistently high purity.
2-Chloro-5-chloromethylthiazole is a hazardous chemical and must be handled with appropriate safety precautions. It's a corrosive substance and can cause skin and eye irritation. Inhalation of its vapors should be avoided, as it can irritate the respiratory system. Always wear appropriate personal protective equipment (PPE), including gloves, safety glasses, and a lab coat, when handling this compound. Work in a well-ventilated area or use a fume hood. Refer to the Safety Data Sheet (SDS) for detailed safety information. We provide comprehensive SDS documentation with all our products.

We at Pezetech adhere to stringent quality control measures to ensure the 2-Chloro-5-chloromethylthiazole (CAS No 24937-78-8) we supply meets the highest industry standards. Each batch undergoes rigorous testing, including GC-MS analysis for purity and identification, and Karl Fischer titration for water content. We provide a Certificate of Analysis (CoA) with every shipment, guaranteeing the product's specifications. Our commitment to quality ensures consistent performance and reliable results in your applications.
Choosing a reliable supplier for 2-Chloro-5-chloromethylthiazole (CAS No 24937-78-8) is crucial for ensuring the success of your chemical processes. Pezetech offers consistently high-quality products, rigorous quality control, and dependable supply chain management. We are dedicated to providing our customers with the chemical intermediates they need to innovate and grow.
Lead times vary depending on the quantity ordered and current stock levels. Generally, standard orders are shipped within 3-5 business days. For larger or custom orders, lead times may be longer. We provide accurate lead time estimates upon request and maintain open communication throughout the order process. We understand the importance of timely delivery and strive to meet our customers' deadlines consistently.
We offer various packaging options to accommodate different quantity requirements and shipping needs. Common options include glass bottles, fluorinated bottles, and drums, all securely sealed to prevent leakage and contamination. Packaging materials are carefully selected to ensure compatibility with the chemical and maintain product integrity during transport. Custom packaging solutions are available upon request.
Yes, we offer comprehensive technical support to our customers. Our team of experienced chemists can provide assistance with reaction optimization, troubleshooting, and safety considerations. We are committed to helping our customers maximize the value of our products and achieve their desired results. Please contact our technical support team with any questions or concerns.
2-Chloro-5-chloromethylthiazole should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible materials. It’s crucial to keep the container tightly closed to prevent moisture absorption and contamination. Long-term storage under inert atmosphere (e.g., nitrogen) is recommended to maintain purity. Refer to the SDS for detailed storage guidelines.