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Home › Process for preparing 4,5,6,7-tetrahydro-7-oxobenzo[b]thiophenes and 1,2,3,4-tetrahydro-4-oxonaphthalenes

Process for preparing 4,5,6,7-tetrahydro-7-oxobenzo[b]thiophenes and 1,2,3,4-tetrahydro-4-oxonaphthalenes

US Patent 4332724 · Granted Jun 1, 1982

Estimated economic value: $3,310,000 ⓘ

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