邻甲基苯甲酸乙酯置于dipotassium Peroxodisulfate,[ruthenium(II)(η6-1-Methyl-4-Isopropyl-Benzene)(Chloride)(μ-Chloride)]2,三氟乙酸,三氟乙酸酐体系中,化学反应 11.0H,以66%的收率获得产物6-甲基水杨酸乙酯/2-羟基-6-甲基苯甲酸乙酯 参考文献:Ruthenium(II)-Catalyzed Synthesis Of Hydroxylated Arenes With Ester As An Effective Directing Group 标题:Ruthenium(II)-Catalyzed Synthesis Of Hydroxylated Arenes With Ester As An Effective Directing Group 摘要:An Unprecedented Ru(II) Catalyzed Ortho-Hydroxylation Has Been Developed For The Facile Synthesis Of A Variety Of Multifunctionalized Arenes From Easily Accessible Ethyl Benzoates With Ester As An Efficient Directing Group. Both The Tfa/tfaa Cosolvent System And Oxidants Serve As The Critical Success Factors In This Transformation. The Reaction Demonstrates Excellent Reactivity,Good Functional Group Tolerance,And High Yields. DOI:10.1021/ol301104N
专利号:EP-1368298-B1 优先权日:2000-12-23 标 题:Process for the preparation of 5- and/or 6 - substituted - 2 - hydroxy-benzoic acid esters 发明人:PFRENGLE ANDREAS; SCHEFFER ROBERT J H; SCHEIBLICH STEFAN DR; WEVERS JAN HENDRIK; VOGELBACHER UWE JOSEF; DOEHNER ROBERT F 权利人:BASF AG 摘要:There is provided a single-step process for the preparation of a compound of formula (I). Compounds of formula (I) are useful as starting materials in the synthesis of natural products and in the manufacture of benzo-phenone fungicidal agents.
专利号:US-6441219-B1 优先权日:1999-07-15 标 题 :Process for the preparation of 5-and/or 6-substituted-2-hydroxybenzoic acid esters 发明人:DOEHNER JR ROBERT FRANCIS 权利人:BASF CORP 摘要:There is provided a single-step process for the preparation of a compound of formula I. n Compounds of formula I are useful as starting materials in the synthesis of natural products and in the manufacture of benzophenone fungicidal agents.
专利号:US-6559336-B2 优先权日:1999-07-15 标 题:Process for the preparation of 5- and/or 6-substituted-2-hydroxybenzoic acid esters 发明人:PFRENGLE ANDREAS; SCHEFFER ROBERT J H; SCHEIBLICH STEFAN; WEVERS JAN HENDRIK; VOGELBACHER UWE JOSEF; DOEHNER ROBERT F 权利人:BASF AG 摘要:There is provided a single-step process for the preparation of a compound of formula I.Compounds of formula I are useful as starting materials in the synthesis of natural products and in the manufacture of benzophenone fungicidal agents.
专利号:US-9168248-B2 优先权日:2009-02-17 标 题:Spiro compounds useful as inhibitors of stearoyl-coenzyme A delta-9 desaturase 发明人:LACHANCE NICOLAS; LECLERC JEAN-PHILIPPE; LI CHUN SING; MORADEI OSCAR MIGUEL 权利人:LACHANCE NICOLAS; LECLERC JEAN-PHILIPPE; LI CHUN SING; MORADEI OSCAR MIGUEL; MERCK CANADA INC 摘要:Heteroaromatic compounds of structural formula (I) are selective inhibitors of stearoyl-coenzyme A delta-9 desaturase (SCD1) relative to other known stearoyl-coenzyme A desaturases. The compounds of the present invention are useful for the prevention and treatment of conditions related to abnormal lipid synthesis and metabolism, including cardiovascular disease, such as atherosclerosis; obesity; diabetes; neurological disease; metabolic syndrome; insulin resistance; and liver steatosis.
专利号:US-11286270-B2 优先权日:2017-10-11 标 题:Boronic acid derivatives and synthesis thereof 发明人:HECKER SCOTT J; BOYER SERGE HENRI; DIELEMANS HUBERTUS J A; GONZALEZ DE CASTRO ANGELA; DE VRIES ANDREAS H M; LEFORT LAURENT 权利人:QPEX BIOPHARMA INC 摘要:Disclosed herein are antimicrobial compounds compositions, pharmaceutical compositions, the method of use and preparation thereof. Some embodiments relate to boronic acid derivatives and their use as therapeutic agents, for example, β-lactamase inhibitors (BLIs).
专利号:WO-9314086-A1 优先权日:1992-01-17 标 题 :Substituted 1-isoquinolone derivatives as angiotensin ii antagonists 发明人:FISHER LAWRENCE E; CAROON JOAN M; STABLER STEPHEN R; CLARK ROBIN D 权利人:SYNTEX INC 摘要:1-Isoquinolone derivatives and related compounds according to formula (I) wherein, Y is selected from the group consisting of H, OH, lower alkoxy, and halo; X is selected from the group consisting of H, lower alkyl acid, lower alkyl ester, and lower alkyl; and R1 is selected from the group consisting of H, alkenyl, lower alkyl, lower cycloalkyl, unsubstituted or substituted 3-spiro-1H-indane of structure (II) wherein R2 is H, OH, lower alkyl, lower alkoxy or halo, and 3-spiro-cycloalkyl of structure (III) wherein n is an integer from zero to six, provided that when R1 is spiro- X is H, or a pharmaceutically acceptable salt thereof, with the proviso that when R1 is spiro-, X is H, and when R1 is H, alkenyl, lower alkyl or lower cycloalkyl substituted at the 3-position of the isoquinolone moiety and X is H or lower alkyl, the (2'-1H--tetrazol-5-yl)biphenyl-4'-ylmethyl group cannot be at the 2(N) position, are useful as angiotensin II receptor antagonists. Also disclosed are methods of synthesis, intermediates, pharmaceutical formulations and methods of treatment.
摘要:Li, D.-D.; Wang, G.-W., Science of Synthesis: Catalytic Transformations via CH Activation, (2015) 2, 391. 参考文献:10.1023/b:joec.0000030300.11787.01 摘要:Greenberg L, Aliabadi A, McElfresh JS, Topoff H, Millar JG. Sex Pheromone of Queens of the Slave-Making Ant, Polyergus breviceps. Journal of Chemical Ecology. 2004 Jun;30(6):1297–303. doi: 10.1023/b:joec.0000030300.11787.01.