1,4-benzoxazine derivatives

Details 1,4-benzoxazine derivatives 1,4-benzoxazine derivatives

1993-12-03

1995-08-08

Ford, John M.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

544 71, C07D26536

Patent

active

054400368

ABSTRACT:
A 1,4-benzoxazine derivative represented by the following formula (1): ##STR1## wherein R.sup.1 represents an unsubstituted or halogen-substituted lower alkyl, unsubstituted or halogen-substituted lower alkylsulfonyl, nitro or cyano group, R.sup.2 and R.sup.3 may be the same or different and individually represent a hydrogen atom or a lower alkyl group or are fused together with the adjacent carbon atom into a 3- to 6-membered carbon ring, R.sup.4 represents a hydrogen atom or an unsubstituted or substituted lower alkyl or acyl group, R.sup.5 represents a hydrogen atom or a unsubstituted or substituted lower alkyl, lower alkenyl, lower alkoxyl, aryl, aryloxyl or heterocyclic ring group, and Y represents an oxygen or sulfur atom, with the proviso that R.sup.1 is other than a nitro or cyano group when R.sup.2 and R.sup.3 are individually a methyl group, R.sup.4 is a hydrogen atom, R.sup.5 is a 3-chloropropyl group and Y is an oxygen atom; or a salt thereof.

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