Hydroquinone ether compounds

Details Hydroquinone ether compounds Hydroquinone ether compounds

1983-06-14

1985-10-22

Raymond, Richard L.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

549462, 549473, 260398, 549480, 549493, 260399, 549501, 560 9, 260402, 560 11, 560 12, 260410, 560 75, 562426, 260465F, 562429, 562465, 260512R, 564 82, 564 89, 260543R, 564154, 564156, 260544D, 564158, 564170, 260927R, 564374, 564382, 260932, 568308, 568429, 260941, 568589, 260942, 260943, 260951, 544157, 544158, 544173, 546 22, 546189, 546226, 548112, 548524, 548571, 549218, 549222, 549408, 549414, 549415, 549420, 549424, 549426, 549427, C07C 6503, C07C 69708, C07C10376

Patent

active

045490155

ABSTRACT:
New hydroquinone ether compounds of formula I are described: ##STR1## wherein p is 1 or 2 and q is 0 or 1, provided that p+q is 1 or 2, R is a residue of formula II ##STR2## and R.sub.o, R.sub.oo, R.sub.1, R.sub.2, R.sub.3, Q, n and k are as defined in the specification.
The new compounds are useful e.g. as stabilizers in photographic material.

REFERENCES:
patent: 4139545 (1979-02-01), Morimoto et al.
patent: 4388312 (1983-06-01), Terao et al.
patent: 4484000 (1984-11-01), Howell

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