Trisubstituted benzoic acid intermediates

Details Trisubstituted benzoic acid intermediates Trisubstituted benzoic acid intermediates

1989-12-07

1992-03-17

Cintins, Marianne

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

Organic compounds

Carboxylic halides

568 29, 568 31, 568 41, C07C31714, C07C32124

Patent

active

050970682

ABSTRACT:
Novel trisubstituted benzoic acid intermediates which are useful in the preparation of certain herbicidal 2-(2,3,4-trisubstituted benzoyl)-1,3-cyclohexandediones. The intermediate benzoic acids of this invention have the following structural formula ##STR1## wherein R.sup.6 is chlorine, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio or hydroxy; n is the integer 0 or 2; and R.sup.7 is C.sub.1 -C.sub.4 alkyl.

REFERENCES:
patent: 3663615 (1972-05-01), Ziegler et al.
patent: 3878240 (1975-04-01), Kuenzy
patent: 4681621 (1987-07-01), Lee
patent: 4695673 (1987-09-01), Heather et al.
patent: 4780127 (1988-10-01), Michaely
patent: 4806146 (1989-02-01), Carter
patent: 4816066 (1989-03-01), Michaely

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