Cycloheptathiophene derivatives

Details Cycloheptathiophene derivatives Cycloheptathiophene derivatives

1978-07-31

1979-11-20

Rotman, Alan L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D33380

Patent

active

041750861

ABSTRACT:
A novel process for the preparation of biotin is disclosed wherein said process employs inexpensive starting materials and reagents resulting in the obtention of biotin devoid of the biologically inactive stereoisomers.

REFERENCES:
patent: 3797396 (1976-09-01), Confalone et al.
patent: 4036979 (1977-07-01), Asato

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