84258-81-1
3-chloro-2-hydroxymethyl-4-methylbenzo[b]thiophene
→
~75%
84258-82-2
3-chloro-4-methyl-1-benzothiophene-2-carbaldehyde
84258-80-0
3-Chloro-4-methyl-1-benzothiophene-2-carbonyl chloride