CAS · 105827-91-6
Product Overview
2-Chloro-5-chloromethylthiazole is a high-purity pesticide-intermediate supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance | Colorless to Light yellow solid |
|---|---|
| Purity | 98% min |
| Water | 0.5% max |
| Freezing point | 29 ~ 30 °C |
Applications
1. Agrochemical Industry
One of the primary uses of 2-chloro-5-chloromethylthiazole is as a key intermediate in the synthesis of neonicotinoid insecticides, particularly:
Thiamethoxam
Clothianidin
Dinotefuran
These insecticides are used globally for protecting crops such as rice, maize, soybeans, and fruits from pests like aphids, whiteflies, and leafhoppers.
The compound plays a critical role in forming the thiazole core structure of these neonicotinoids.
2. Pharmaceutical Intermediates
Used in the early-stage synthesis of pharmaceutical compounds where a functionalized thiazole ring is required.
The chloromethyl group is a versatile site for further functionalization (e.g., nucleophilic substitution to introduce various side chains).
Potential applications include synthesis of antimicrobial, antiviral, or anti-inflammatory agents.
3. Fine Chemicals and Custom Synthesis
Employed in research and development labs for custom molecule synthesis.
Can be used to create heterocyclic libraries for drug screening or material science applications.
Benefits
High Reactivity: Both the chlorine atoms (especially the benzylic chloromethyl group) are highly reactive, allowing for diverse substitution reactions, making the compound ideal for downstream modifications.
Key Building Block: Serves as a foundational heterocyclic scaffold that is present in many bioactive molecules.
Efficient Synthesis Route: Offers a high-yield pathway for producing complex agrochemicals and is well-established in industrial-scale production.
Proven Utility in Crop Protection: As a core intermediate in neonicotinoids, it supports the development of highly effective, selective, and systemic insecticides that help increase agricultural yields.
Compact and Functional: The combination of a thiazole ring with two reactive halogen substituents allows for compact yet functionally rich molecular design.
Conclusion
2-Chloro-5-chloromethylthiazole (CAS 105827-91-6) is a crucial intermediate primarily used in the synthesis of neonicotinoid insecticides, which play a major role in modern agricultural pest management. Its dual halogen functionality, thiazole core, and ease of derivatization make it highly valuable in both agrochemical and pharmaceutical sectors. With established utility and significant commercial demand, this compound continues to be an indispensable raw material in chemical synthesis pipelines for bioactive molecules.
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