Process for the preparation of phenylphenol compounds
申请人:——
公开号:US20030191349A1
公开(公告)日:2003-10-09
There is described the preparation of phenylphenol compounds of formula (I) by reaction of a keto compound of formula (3) with dioxolane of formula (4) and with an ammonium compound of formula (5) to form a &bgr;-aminoketone compound of formula (6) (reaction step (I)), reaction of the compound of formula (6) with a compound of formula (7) to form a compound of formula (2) (reaction step (II)), and subsequent alkylation to form a compound of formula (I) (reaction step (III)) in accordance with scheme (A); wherein R
1
, R
2
, R
3
, R
6
and R
7
are each independently of the others hydrogen or C
1
-C
8
-alkyl; R
4
, R
5
and R
8
are each independently of the others hydrogen or C
1
-C
5
alkyl; and Hal is a halogen atom. The compounds prepared in accordance with the invention are suitable as antimicrobial active substances.
1
2
PROCESS FOR THE PREPARATION OF PHENYLPHENOL COMPOUNDS
申请人:Ciba Specialty Chemicals Holding Inc.
公开号:EP1313689A1
公开(公告)日:2003-05-28
Fungicide N-Cyclopropyl-Sulfonylamide Derivatives
申请人:Schwarz Hans-Georg
公开号:US20090137611A1
公开(公告)日:2009-05-28
The present invention relates to N-cyclopropyl-sulfonylamide derivatives of formula (I) wherein the substituents are cyclic groups, their process of preparation, their use as fungicide active agents, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions: (I)