
Pyrazole
157142-50-2
pyrazole,carbonylchloride,chloro,methyl,157142-50-2
2025-08-15 Discover 1H-Pyrazole-5-carbonylchloride, 4-chloro-1-methyl- (CAS No: 157142-50-2) and related compounds. Ideal for advanced chemical applications. Competitive pricing, fast delivery, and expert support worldwide.