Title:
POLYSUBSTITUTED DIHYDROPYRENES
United States Patent 3716595


Inventors:
HALL L
GURNEY J
RENFROE H
Application Number:
US3716595DA
Filing Date:
10/16/1970
Assignee:
CIBA GEIGY CORP,US
Primary Class:
Other Classes:
585/23, 585/357
International Classes:
C07C13/66; C07C29/14; C07C33/14; C07C37/11; C07C41/30; C07C45/00; C07C45/27; C07C45/46; C07C47/445; C07C49/553; G03C1/73; (IPC1-7): C07C13/62
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