专利号:WO-2013144924-A1 优先权日:2012-03-29 标 题:An improved process for the synthesis of strobilurin fungicides viz trifloxystrobin and kresoxim-methyl 发明人:KAMARAJ PASUMPON; SATAM VIJAY SHRIKANT; AJJANNA MAHALINGAPPA SRIDHARA; NANDI TAPASKUMAR; BOBADE ANNA; SHINDE RAVINDRA; NAIK PARAG; MOHITE DHANAJI; KADAM SUBHASH; HINDUPUR RAMA MOHAN; PATI HARI NARAYAN; MANE AVINASH; VADIRAJ SUPHALA GOPINATH; VENKATESH PRABHU MOODBIDRI 权利人:RALLIS INDIA LTD 摘要:The present invention relates to an improved process for the synthesis of E -isomer of compound of formula (5). It further relates to the conversion of formula (5), wherein R is H, to Intermediate (I) and subsequently to substantially pure Trifloxystrobin, compound of formula (I) in good yield.
专利号:WO-2025056767-A1 优先权日:2023-09-15 标题 :Process for the preparation of enantiomerically enriched aliphatic amines 发明人:BOU HAMDAN FARHAN; GODINEAU EDOUARD; SMEJKAL TOMAS; DUMEUNIER RAPHAEL; BOUSSEMGHOUNE MOHAMED ABDELOUAHAB; BLUM MATHIAS 权利人:SYNGENTA CROP PROTECTION AG 摘要:The present invention relates to a process for the preparation of enantiomerically enriched cyclobutylamines of formula (I) from α-tertiary cyclobutanones and reacting said enantiomerically enriched cyclobutylamines to enantiomerically enriched cyclobutylamides. Such compounds are useful intermediates in the synthesis of microbiocidal thiazole compounds.
专利号:US-2016073631-A1 优先权日:2013-03-04 标 题 :Process for the preparation of dihydropyrrole derivatives 发明人:EL QACEMI MYRIEM; SMITS HELMARS; CASSAYRE JEROME YVES; MULHOLLAND NICHOLAS PHILLIP; RENOLD PETER; GODINEAU EDOUARD; PITTERNA THOMAS 权利人:SYNGENTA PARTICIPATIONS AG; SYNGENTA LTD 摘要:The present invention provides stereoselective processes for the preparation of compounds of formula (I) n n n n n n n n n n n n wherein n P is phenyl, naphthyl, a 6-membered heteroaryl group containing one or two nitrogen atoms as ring members, or a 10-membered bicyclic heteroaryl group containing one or two nitrogen atoms as ring members, and wherein the phenyl, naphthyl and heteroaryl groups are optionally substituted; n R 1 is chlorodifluoromethyl or trifluoromethyl; n R 2 is optionally substituted aryl or optionally substituted heteroaryl; n n is 0 or 1; n including the process comprising n (a-i) reacting a compound of formula II n n n n n n n n n n n n n n n n wherein P, R 1 and R 2 are as defined for the compound of formula I; n with nitromethane in the presence a chiral catalyst to give a compound of formula III n n n n n n n n n n n n n n n n wherein P, R 1 and R 2 are as defined for the compound of formula I; and n (a-ii) reductively cyclising the compound of formula III to give the compound of formula I. n n n n n The invention also provides intermediates useful for processes for the synthesis of compounds of formula (I).
专利号:US-9233920-B2 优先权日:2010-06-11 标题 :Process for the preparation of dihydropyrrole derivatives 发明人:EL QACEMI MYRIEM; SMITS HELMARS; CASSAYRE JEROME YVES; MULHOLLAND NICHOLAS PHILLIP; RENOLD PETER; GODINEAU EDOUARD; PITTERNA THOMAS 权利人:EL QACEMI MYRIEM; SMITS HELMARS; CASSAYRE JEROME YVES; MULHOLLAND NICHOLAS PHILLIP; RENOLD PETER; GODINEAU EDOUARD; PITTERNA THOMAS; SYNGENTA PARTICIPATIONS AG; SYNGENTA LTD 摘要:The present invention provides stereoselective processes for the preparation of compounds of formula (I) wherein P is phenyl, naphthyl, a 6-membered heteroaryl group containing one or two nitrogen atoms as ring members, or a 10-membered bicyclic heteroaryl group containing one or two nitrogen atoms as ring members, and wherein the phenyl, naphthyl and heteroaryl groups are optionally substituted; R 1 is chlorodifluoromethyl or trifluoromethyl; R 2 is optionally substituted aryl or optionally substituted heteroaryl; n is 0 or 1; including the process comprising (a-i) reacting a compound of formula II wherein P, R 1 and R 2 are as defined for the compound of formula I; with nitromethane in the presence a chiral catalyst to give a compound of formula III Wherein P, R 1 and R 2 are as defined for the compound of formula I; and (a-ii) reductively cyclizing the compound of formula III to give the compound of formula I. The invention also provides intermediates useful for processes for the synthesis of compounds of formula (I).
专利号:US-10906880-B2 优先权日:2016-01-26 标题:Kind of isothiazole oxime ether-containing strobilurin derivatives and its preparation methods and application 发明人:FAN ZHIJIN; CHEN LAI; GUO XIAOFENG; ZHU YUJIE; QIAN XIAOLIN; MA LIUYONG; ZHANG NAILOU; WANG HAIXIA; ZHANG ZHIMING; XU JINGHUA; SONG YINQI 权利人:UNIV NANKAI 摘要:The present invention is that provided a synthesis method of a series of isothiazole oxime ether containing strobilurin derivatives IV. The present invention relates to 3,4-dichloroisothiazolyl oxime ether strobilurin derivatives, and their chemical structural formula is as shown by IV. n n n n n n n n n n The invention discloses the structural formula of the above compound, the synthesis method and the use as an insecticide, a fungicide, an anti-plant virus agent, and an agriculturally acceptable auxiliary or synergist and a commercial insecticide. The use of a fungicide, an anti-plant virus agent and an acaricide in combination for controlling agricultural, forestry, horticultural plant pests, diseases, virus diseases and preparation methods.
专利号:US-9968097-B2 优先权日:2012-05-30 标题:Composition comprising a biological control agent and a fungicide selected from inhibitors of the lipid membrane synthesis, the melanine biosynthesis, the nucleic acid synthesis or the signal transduction 发明人:WACHENDORFF-NEUMANN ULRIKE; ANDERSCH WOLFRAM; STENZEL KLAUS; SPRINGER BERND 权利人:BAYER CROPSCIENCE AG 摘要:The present invention relates to a composition comprising at least one biological control agent. Furthermore, the present invention relates to the use of this composition as well as a method for reducing overall damage of plants and plant parts.
1: Haituk S, Karunarathna A, Wongwan T, Promthep T, Sittihan S, Ariyawansa HA, Nakashima C, Cheewangkoon R. Pseudoplagiostoma Causing Leaf Spot Disease in Key Tropical Fruit Crops in Thailand. Plants (Basel). 2024 Nov 30;13(23):3379. doi: 10.3390/plants13233379. 2: Ma Z, Chang J, Li J, Wan B, Wang H. Mechanistic Insight into the Reproductive Toxicity of Trifloxystrobin in Male Sprague-Dawley Rats. Environ Sci Technol. 2024 Dec 17;58(50):22014-22026. doi: 10.1021/acs.est.4c08168. Epub 2024 Dec 3. 15:1429890. doi: 10.3389/fpls.2024.1429890.
合成参考文献
摘要:Health Canada, Pest Management Regulatory Agency; Regulatory Note- Trifloxystrobin REG2004-03 (January 30, 2004). Available from, as of October 21, 2004: 摘要:Tomlin CDS, ed. Trifloxystrobin (141517-21-7). In: The e-Pesticide Manual, Version 2.2 (2002). Surrey UK, British Crop Protection Council. 摘要: 摘要:California Environmental Protection Agency/Department of Pesticide Regulation; Summary of Toxicology Data, Trifloxystrobin, Chemical Code No.5321 p.8 (May 17, 2000, last revised June 26, 2001). Available from, as of December 20, 2016: 摘要:US FDA Pesticide Monitoring Program. Fiscal Year 2013 Pesticide Report. Available from as of Jan 24, 2017: https://www.fda.gov/Food/FoodborneIllnessContaminants/Pesticides/ucm2006797.htm