Indolinospiropyrane compounds

Details Indolinospiropyrane compounds Indolinospiropyrane compounds

1980-12-05

1982-08-10

Fan, Jane T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

26032611S, 548336, 548374, 548147, 548207, 260315, 427151, 282 275, C07D21304, C07D20904

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active

043439446

ABSTRACT:
An indolinospiropyrane compound of the formula ##STR1## wherein R.sub.1 represents alkyl which has at most 12 carbon atoms and is unsubstituted or substituted by halogen, hydroxyl, cyano, lower alkoxy or lower alkyl-carbonyloxy, or cycloalkyl, phenyl or benzyl or phenyl or benzyl which are substituted by halogen, nitro, lower alkyl or lower alkoxy,

REFERENCES:
patent: 3212898 (1965-10-01), Cerreta
patent: 3299079 (1967-01-01), Taylor
patent: 3999989 (1976-12-01), Ono et al.
Chem. Abst. Subject Reading, vol. 86, 1977, 4905cs.

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