2-substituted phenyl-4,5,6,7-tetrahydro-2H-isoindole-1,3-diones,

Details 2-substituted phenyl-4,5,6,7-tetrahydro-2H-isoindole-1,3-diones, 2-substituted phenyl-4,5,6,7-tetrahydro-2H-isoindole-1,3-diones,

1987-06-25

1989-01-31

Shippen, Michael L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260543R, 562431, 564218, C07C14942

Patent

active

048014087

ABSTRACT:
3-Amino-4-fluoro-6-halophenylthioacetic acids of the formula: ##STR1## and 5-substituted acetanilides of the formula: ##STR2## which are intermediary compounds for the synthesis of herbicidally effective 2-substituted phenyl-4,5,6,7-tetrahydro-2H-isoindole-1,3-diones of the formula: ##STR3## through the corresponding acid of the formula: ##STR4## (wherein X is a chlorine atom or a bromine atom, R is a C.sub.1 -C.sub.6 alkyl group, a C.sub.3 -C.sub.7 cycloalkyl group, a C.sub.3 -C.sub.6 alkenyl group, a C.sub.3 -C.sub.6 alkynyl group, a C.sub.2 -C.sub.6 haloalkyl group, a C.sub.1 -C.sub.4 alkoxy(C.sub.1 -C.sub.4)alkyl group, a C.sub.1 -C.sub.6 alkoxycarbonyl(C.sub.1 -C.sub.3)alkyl group or a phenyl group and Z is --NO.sub.2, --NH.sub.2, --SCH.sub.2 COOH, --SO.sub.2 Cl, --SO.sub.3 H or --SH).

REFERENCES:
patent: 4380464 (1983-04-01), Mikhail
patent: 4536209 (1985-08-01), Jikihara
Lowy, "An Introduction to Organic Chemistry," 4th ed., pp. 198-199 (1936).

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