Mercapto-substituted pyridine compounds, aminocarbonyl-substitut

Details Mercapto-substituted pyridine compounds, aminocarbonyl-substitut Mercapto-substituted pyridine compounds, aminocarbonyl-substitut

1990-07-27

1992-07-07

Fan, Jane T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D21370

Patent

active

051284740

ABSTRACT:
An aminocarbonyl-substituted pyridinesulfinic acid intermediate for production of an herbicide having formula (V): ##STR1## wherein R.sub.3 and R.sub.4 are selected from the group consisting of hydrogen and alkyl groups, or a salt thereof. The aminocarbonyl-substituted pyridinesulfinic acid or salt thereof is useful as the precursor of aminosulfonyl-substituted pyridinecarbonic acid amide, which in turn is useful as the starting material for agricultural chemicals, medicine, etc.

REFERENCES:
patent: 4017629 (1977-04-01), Habicht et al.
Chemical Abstracts 85:12300r 1976.

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