CAS: 335104-84-2; 2-(2-Chloro-4-(Methylsulfonyl)-3-((2,2,2-Trifluoroethoxy)Methyl)Benzoyl)Cyclohexane-1,3-Dione

上下游产品

2-chloro-3-methyl-4-(methylsulfonyl)benzoic acid methyl ester 2-chloro-3-(2,2,2-trifluoroethoxy)methyl-4-methanesulfonylbenzoic acid 3-oxo-1-cyclohexenyl ester 2-methylchlorobenzene 3-Chloro-2-methylphenyl methyl sulphone

2-氯甲苯置于aluminum (III) Chloride,Sodium Hypochlorite,氯化亚砜,氰基丙酮,对甲苯磺酸,三乙胺体系中,用 四氢呋喃,二氯甲烷,1,2-二氯乙烷,N,N-二甲基甲酰胺,乙腈 用作溶剂,化学反应 88.0H,反应生成环磺酮
参考文献:三酮类除草剂环磺草酮的合成工艺
标题:三酮类除草剂环磺草酮的合成工艺
摘要:本发明涉及一种三酮类除草剂环磺草酮的合成工艺,包括有以下步骤:1)2-氯-6-甲磺酰基甲苯的合成;2)2-氯-3-乙酰基-6-甲磺酰基甲苯的合成;3)2-氯-3-甲基-4-甲磺酰基苯甲酸的合成;4)2-氯-3-甲基-4-甲磺酰基苯甲酸甲酯的合成;5)2-氯-3-溴甲基-4-甲磺酰基苯甲酸甲酯的合成;6)2-氯-3-(2,2,2-三氟乙氧基)甲基-4-甲磺酰基苯甲酸的合成;7)2-氯-3-(2,2,2-三氟乙氧基)甲基-4-甲磺酰基苯甲酸3-氧代-1-环己烯酯的合成;8)环磺草酮的合成.本发明的有益效果在于:缩短了反应步骤和时间,提高了中间体的收率;反应条件更温和,更安全;成本降低.

专利信息

专利号:WO-2024256370-A1
优先权日:2023-06-13
标 题 :Synthesis of glufosinate using an amidase-based process
发明人：ZIMMERMANN GUNTHER; POTT MORITZ STEFAN
权利人:BASF SE
摘要:The present invention relates to a method of preparing glufosinate, comprising the steps of hydrolysing an N-carbamoyl glufosinate amide with an Amidase enzyme to form an N- carbamoyl amino acid compound followed by cleaving off the carbamoyl moiety of said N- carbamoyl amino acid compound.

专利号:US-2025120400-A1
优先权日:2021-12-10
标题:Synthesis of glufosinate using a hydantoinase-based process
发明人：DITRICH KLAUS; BREUER MICHAEL; POTT MORITZ STEFAN; ZIMMERMANN GUNTHER; SEEMAYER STEFAN
权利人:BASF SE
摘要:The present invention relates to a method of manufacturing glufosinate, comprising the steps of hydrolysing a hydantoin with a Hydantoinase enzyme to form a N-carbamoyl amino acid compound followed by cleaving off the carbamoyl moiety of said N-carbamoyl amino acid compound.

专利号:US-11919928-B2
优先权日:2016-03-16
标题 :Method for producing dihydrotentoxin
发明人：KUBO TAKASHI; MACHIDA MASAYUKI; FUJIOKA TOMONORI; YAMAGUCHI Shigenari; KAWAI KIYOSHI
权利人:KUMIAI CHEMICAL INDUSTRY CO
摘要:An object of the present invention is to identify an enzyme having activity of synthesizing dihydrotentoxin that is a tentoxin precursor and an enzyme having activity of synthesizing tentoxin using dihydrotentoxin as a substrate. The present invention concerns a tentoxin synthesis-related gene encoding a protein comprising the amino acid sequence of SEQ ID NO: 16 and having activity of nonribosomal peptide synthesis of dihydrotentoxin and a tentoxin synthesis-related gene encoding a protein comprising the amino acid sequence of SEQ ID NO: 18 and having activity of converting dihydrotentoxin to tentoxin.

专利号:US-2021386068-A1
优先权日:2018-11-07
标题 :Compositions comprising pyridine carboxylate herbicides and very long chain fatty acid (vlcfa) synthesis inhibitor herbicides
发明人：KISTER JEREMY; SATCHIVI NORBERT M
权利人:CORTEVA AGRISCIENCE LLC
摘要:Disclosed herein are compositions comprising (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a VLCFA synthesis inhibitor herbicide. Also disclosed herein are methods of controlling undesirable vegetation, comprising applying to vegetation or an area adjacent the vegetation or applying in soil or water to control the emergence or growth of vegetation (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof, and (b) a VLCFA synthesis inhibitor herbicide.

专利号:US-2021352899-A1
优先权日:2018-11-07
标题 :Compositions comprising pyridine carboxylate herbicides and fatty acid and lipid synthesis inhibitor herbicides
发明人：KISTER JEREMY; SATCHIVI NORBERT M
权利人:CORTEVA AGRISCIENCE LLC
摘要:Disclosed herein are compositions comprising (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a fatty acid and lipid synthesis inhibitor (FA/LSI) herbicide, an agriculturally acceptable salt or ester thereof, or mixtures thereof. Also disclosed herein are methods of controlling undesirable vegetation, comprising applying to vegetation or an area adjacent the vegetation or applying in soil or water to control the emergence or growth of vegetation (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a fatty acid and lipid synthesis inhibitor (FA/LSI) herbicide, an agriculturally acceptable salt or ester thereof, or mixtures thereof.

专利号:ES-2717283-T3
优先权日:2012-07-24
标 题:Herbicidal compositions comprising 4-amino-3-chloro-5-fluoro-6- (4-chloro-2-fluoro-3-methoxyphenyl) pyridine-2-carboxylic acid or a derivative thereof and herbicides inhibitors of VLCFA synthesis and synthesis of fatty acids / lipids