3-Methylthiophene CAS 616-44-4 - China Suppliers & Factory for High-Quality Chemical Products
3-Methylthiophene is a five-membered heterocyclic compound with aromaticity. It is characterized by its thiophene ring structure modified by a methyl group at the 3-position.
The methyl group alters the electron cloud distribution across the ring, making it more reactive toward electrophilic substitution compared to unsubstituted thiophene.
It can undergo substitution at the methyl group (replacing hydrogen atoms) as well as electrophilic substitutions on the thiophene ring, such as halogenation, nitration, and sulfonation.
Yes, it possesses aromaticity due to its five-membered heterocyclic structure, which follows Hückel's rule for aromatic systems.
Reactions occur under "appropriate conditions," which usually involve the presence of specific catalysts or reagents suitable for electrophilic aromatic substitution or side-chain modification.
Common derivatives include halogenated, nitrated, and sulfonated versions of the ring, which serve as intermediates in various chemical syntheses.


