公开(公告)号：US3822257A

公开(公告)日：1974-07-02

申请号：US22334172

申请日：1972-02-03

Applicant: BASF AG

Inventor： HAMPRECHT G ,  KOENIG K ,  BOLZ G

IPC: C07D285/16 ,  C07D93/30

CPC classification number: C07D285/16

Abstract: PRODUCTION OF 2,1,3-BENZOTHIADIAZIN-4-ONE-2,2-DIOXIDES BY CYCLIZATION OF AN O-SULFAMIDOBENZOIC ACID IN THE PRESENCE OF PHOSGENE AND A DISUBSTITUTED CARBOXAMIDE OR A TERTIARY AMINE AT A TEMPERATURE OF NOT MORE THAN 50*C. THE PRODUCS ARE PLANT PROTECTION AGENTS AND STARTING MATERIALS FOR THE PRODUCTION OF DYES AND PLANTS PROTECTION AGENTS.

公开(公告)号：US3849467A

公开(公告)日：1974-11-19

申请号：US44430274

申请日：1974-02-21

Applicant: BASF AG

Inventor： MANGOLD D ,  HAMPRECHT G ,  FISCHER A ,  ROHR W

IPC: A01N41/08 ,  A01M20060101 ,  A01P13/00 ,  C07C20060101 ,  C07C67/00 ,  C07C301/00 ,  C07C307/02 ,  C07C143/68

CPC classification number: C07C307/02

Abstract: 1. A SUBSTITUTED O-(AMINOSULFONYL)-GLYCOLIC ANILIDE OF THE FORMULA

X,Y-PHENYL-N(-R2)-CO-CH2-O-SO2-NH-R1

WHEREIN R1 DENOTES HYDROGEN, ALKYL OR HALOALKYL OF 1 TO 6 CARBON ATOMS, CYCLO PENTYL OR CYCLOHEXYL, R2 DENOTES ALKYL OF 1 TO 6 CARBON ATOMS, CYCLOPHETYL OR CYCLOHEXYL, X DENOTES HYDROGEN, HALOGEN, ALKYL, HALOALKYL OR ALKOXY OF 1 TO 6 CARBON ATOMS, Y DENOTES HYDROGEN OR ALKYL OF 1 TO 6 CARBON ATOMS, WITH THE PROVISO THAT BOTH X AND Y CANNOT DENOTE HYDROGEN.