Thiophene compounds and their manufacture

Details Thiophene compounds and their manufacture Thiophene compounds and their manufacture

1978-09-15

1980-12-16

Siegel, Alan

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549 64, 549 65, 549 66, C07D33300, C07D33318

Patent

active

042398975

ABSTRACT:
New thiophene compounds and a new process for the manufacture of thiophene compounds by dehydrogenating dihydrothiophene with certain halogen compounds. The products are starting materials for the manufacture of pharmaceuticals, dyes and plant protection agents and, in particular, for the manufacture of additives to foodstuffs, feeds, beverages and pharmaceuticals.

REFERENCES:
patent: 3929833 (1975-12-01), Krieger et al.

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