CAS: 134605-64-4; Butafenacil

上下游产品

3-methylamino-4,4,4-trifluorobut-2-enoic acid ethyl ester tert-butylatepotassium tert-butylate 3-methylamino-4,4,4-trifluor°Crotonic acid ethyl ester 3-methylamino-4,4,4-trifluorobut-2-enoic acid isopropylester(E)-1-((3-(2,5-Dimethoxyphenyl)allyl)oxy)-2-methyl-1-oxopropan-2-yl 2-chloro-5-(3-methyl-2,6-dioxo-4-(trifluoromethyl)-2,3-dihydropyrimidin-1(6H)-yl)benzoate (Z)-1-((3-(2,5-Dimethoxyphenyl)allyl)oxy)-2-methyl-1-oxopropan-2-yl 2-chloro-5-(3-methyl-2,6-dioxo-4-(trifluoromethyl)-2,3-dihydropyrimidin-1(6H)-yl)benzoate

Methyl 2-Chloro-5-[3-Methyl-2,6-Dioxo-4-(Trifluoromethyl)-1,2,3,6-Tetrahydropyrimidin-1-Yl]Benzoate,2-甲基乳酸烯丙酯置于titanium(Iv) Isopropylate体系中,化学反应 4.0H,以86.5%的收率获得氟丙嘧草酯
参考文献:氟丙嘧草酯的合成方法
标题:氟丙嘧草酯的合成方法
摘要:本发明公开了一种氟丙嘧草酯的合成方法,它是由2‑氯‑5‑(1,2,3,6‑四氢‑3‑甲基‑2,6‑二氧‑4‑三氟甲基嘧啶‑1‑基)苯甲酸甲酯与2‑羟基异丁酸丙烯酯在酯交换催化剂的存在下,经一步酯交换反应生成氟丙嘧草酯;其中,一步酯交换反应温度为90~130°C,反应时间为2~8H,酯交换催化剂为钛酸四异丙酯或者钛酸四异丁酯,2‑氯‑5‑(1,2,3,6‑四氢‑3‑甲基‑2,6‑二氧‑4‑三氟甲基嘧啶‑1‑基)苯甲酸甲酯与2‑羟基异丁酸丙烯酯的摩尔比为1∶4~1∶10.本发明的合成方法只需一步反应,大大缩短了反应步骤,提高了反应收率,而且相比于现有技术对环境更友好,适合于工业化生产.

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:BR-102013018473-B1
优先权日:2012-07-24
标题 :HERBICIDAL COMPOSITIONS COMPENDIENT 4-AMINO-3-CHLORO-5-FLUORO-6- (4-CHLORO-2-FLUORO-3-ETOXYPHENYL) PYRIDINE-2-CARBOXYLIC ACID OR A DERIVATIVE OF THE SAME AND HERBICIDES INHIBITING THE SYNTHESIS OF VLCFA AND SYNTHESIS OF GRAIN ACID / LIPID, AND METHOD FOR UNDESIRABLE VEGETATION CONTROL