New thiophene compounds as intermediates

Details New thiophene compounds as intermediates New thiophene compounds as intermediates

1991-08-05

1992-12-29

Shah, Mukund J.

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

544146, 546213, 548527, 549 77, C07D40906, C07D41306

Patent

active

051752948

ABSTRACT:
New thiophene compounds of the formula: ##STR1## in which: X represents hydrogen, halogen, C.sub.1 -C.sub.5 alkyl or alkoxy or dialkylamino;

REFERENCES:
patent: 4705802 (1987-11-01), Lautenschlager et al.
patent: 4874876 (1989-10-01), O'Reilly et al.
patent: 5061704 (1991-10-01), Wierzbicki et al.

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