81549-12-4Relevant academic research and scientific papers
The preparation of some thiochroman-3-ones and derivatives
Clark, Peter D.,McKinnon, David M.
, p. 243 - 248 (1982)
The use of 2,3-dihydrobenzothiophene-2,3-dione as a source of 2-mercaptophenylacetic acid permits a convenient preparation of 2-carboxymethylthiophenylacetic acid or derivatives.These undergo a Dieckmann cyclization to 3-acetoxybenzothiopyrans, which m
