Tetrahydrophthalimides, and their production and use

Details Tetrahydrophthalimides, and their production and use Tetrahydrophthalimides, and their production and use

1987-12-09

1989-05-30

Lone, Werren B.

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

Organic compounds

Oxygen containing

568706, C07C 7932

Patent

active

048353248

ABSTRACT:
A compound of the formula: ##STR1## wherein R is NH.sub.2 or NO.sub.2, and X is chlorine or bromine, is disclosed. These compounds are useful as intermediates in the production of herbicidal tetrahydrophthalimides of the formula: ##STR2## wherein R' is a C.sub.3 -C.sub.4 alkenyl group or a C.sub.3 -C.sub.4 alkynyl group, and X is as defined above.

REFERENCES:
patent: 3108927 (1963-10-01), Pyne
patent: 4006185 (1977-02-01), Tobin et al.
patent: 4031249 (1977-06-01), Forsyth et al.
patent: 4133686 (1979-01-01), Ichijima et al.
patent: 4736068 (1980-04-01), Nagano et al.
Takemoto "Chemical Abstracts", vol. 104 (1986) 104:33854.

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