Process for producing...

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2011-02-01

2011-02-01

Morris, Patricia L (Department: 1625)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

active

07880005

ABSTRACT:
5-Methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine of formula (6) or a salt thereof,is prepared by reacting 2-amino-5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine of formula (2) or a salt thereof,with an alkali metal nitrite in the presence of a reducing agent in an aqueous solution of an acidic compound.

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