CAS 91505-29-2

2-Thiophenecarbonylchloride, 5-chloro-4-methyl-

Description:

2-Thiophenecarbonylchloride, 5-chloro-4-methyl- is an organic compound characterized by the presence of a thiophene ring, which is a five-membered aromatic heterocycle containing sulfur. This compound features a carbonyl chloride functional group, indicating it is an acyl chloride, which is known for its reactivity, particularly in nucleophilic acyl substitution reactions. The presence of the chloro and methyl substituents on the thiophene ring influences its chemical behavior, potentially affecting its reactivity and solubility. Typically, compounds like this are used in organic synthesis, particularly in the preparation of various derivatives or as intermediates in the synthesis of pharmaceuticals and agrochemicals. The compound is likely to be a colorless to pale yellow liquid or solid, depending on its purity and specific conditions. Safety precautions are essential when handling this compound due to the presence of the reactive carbonyl chloride group, which can release hydrochloric acid upon hydrolysis. Proper storage and handling in a controlled environment are recommended to mitigate any risks associated with its reactivity.

Formula: C₆H₄Cl₂OS

Synonyms:

• 5-Chloro-4-methyl-2-thiophenecarbonylchloride