Pyrimidine derivatives, process for preparing the same and herbi

Details Pyrimidine derivatives, process for preparing the same and herbi Pyrimidine derivatives, process for preparing the same and herbi

1992-06-05

1995-02-07

Ford, John M.

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

504193, 544300, 544301, 544302, 544310, 544312, 544314, 544316, 544318, 544229, C07D23952, A01N 7354

Patent

active

053875753

ABSTRACT:
Disclosed are a pyrimidine or triazine compound represented by the following formula (I): ##STR1## wherein R.sup.1 represents cyano group, a halogen atom, hydroxy group or --O--R.sup.7 where R.sup.7 represents a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a halo-lower alkyl group or a cyano-lower alkyl group; R.sup.2 represents hydrogen atom or a lower alkyl group; R.sup.3 represents hydrogen atom or a lower alkyl group; R.sup.4 represents a 1-imidazolyl group, --NHSO.sub.2 --R.sup.8 where R.sup.8 represents a lower alkyl group or a phenyl group which may have a substituent, hydroxy group, a lower alkoxy group or a benzyloxy group when Z is nitrogen atom; or a 1-imidazolyl group, --NHSO.sub.2 --R.sup.8 where R.sup.8 has the same meaning as defined above, hydroxy group, OK, a lower alkoxy group which may have a substituent, a lower alkenyloxy group, a lower alkynyloxy group, a cycloalkoxy group which may have a substituent, a phenoxy group, a benzyloxy group, a lower alkylthio group, a phenylthio group or an alkylsulfonylamino group when Z is --CH.dbd. group; R.sup.5 represents a lower alkoxy group; R.sup.6 represents a lower alkoxy group or a lower alkyl group; X represents oxygen atom or sulfur atom; and Z represents nitrogen atom or --CH.dbd. group. processes for preparing the same and a herbicide containing the same as an active ingredient(s).

REFERENCES:
patent: 4968340 (1990-11-01), Kaku et al.
Borch, R. F., "A New Procedure for the Darzens Synthesis of Glycidic Esters," Tetrahedron Letters No. 36 (1972) pp. 3761-3763.

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