Pyran derivatives

Details Pyran derivatives Pyran derivatives

1989-04-06

1992-10-13

Raymond, Richard L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D30906

Patent

active

051552361

ABSTRACT:
Compounds of formula I: ##STR1## wherein: R1 is hydrogen or alkyl;

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