Novel benzoxazole compounds

Details Novel benzoxazole compounds Novel benzoxazole compounds

1977-12-09

1979-09-11

Demers, Arthur P.

Harness for working animal

25230124, 542429, 542430, 542455, 542456, 542459, 542464, 542466, 427158, 548113, 548224, C07D41302, C07D26354

Patent

active

041676289

ABSTRACT:
Novel benzoxazole compounds of the formula ##STR1## wherein R.sub.1, R.sub.2 and A are certain substituents, a process for their manufacture as well as their use as optical brighteners are disclosed.

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patent: 3725395 (1973-04-01), Siegrist et al.
patent: 3732221 (1973-05-01), Siegrist et al.
patent: 3781278 (1973-12-01), Siegrist et al.
Liechtl et al., Chem. Abstr., 75 (1971), #141978.
Siegrist et al., Chem. Abstr. 72 (1970), #91492.

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