Patent · US Expired

Process for the preparation of 2-amino-4-chloro-1,3,5-triazines

US7002011B1 · kind B1 · utility

5Cited by

5References

18Claims

0Family size

Assignee

Aventis CropScience GmbH · DE

Inventors

Jurgen Zindel · Witzenhausen, DE
Jens Hollander · Schmitten, DE
Klemens Minn · Hattersheim, DE
Lothar Willms · Hillscheid, DE

Key dates

Filing date	Jul 2, 1999
Grant date	Feb 21, 2006
Priority date	—
Expiry date	Jul 2, 2019

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D251/18
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Compounds of the formula (I) or salts thereof are suitable for preparing active substances from the from the class of the aminotriazines of the formula (IV), for example herbicidal active substances. The compounds (I) can be prepared by chlorinating compounds of the formula (II) where, in the formulae, R1, R2, R3 and X are as defined in claim 1 and A and R have the meaning required in the active substances to be prepared, and they can be reacted with amines of the formula A—NH—R to give the active substances.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.