preparation of methylbenzothiophene-2-carbaldehyde_kain industrial additive
background and overview[1] methylbenzothiophene-2-carboxaldehyde is an organic synthesis intermediate that can be used in laboratory research and development processes and chemical and pharmaceutical synthesis. it can be obtained by esterification of benzothiophene-2-carboxylic acid. preparation[1] dissolve 14.25 g (80 mmol) indole-2-carboxylic acid in 500 ml methanol, add 2 ml concentrated sulfuric acid, reflux for 24 hours…
