19177-04-9 = 89-83-8 反应条件:1.1 Reagents: Boron Trifluoride Etherate 标题:Alkylation Of M-Cresol With Propylene 作者:Kharchenko,L. S.; Zavgorodnii,S. V. 参考文献:Zhurnal Prikladnoi Khimii (Sankt-Peterburg 日期:1964 卷标:37(1) 页码:165-70]
14002-90-5 = 89-83-8 + 18612-99-2 反应条件:1.1 Reagents: Ethylene Glycol,Potassium Hydroxide Solvents: Ethylene Glycol; 1 H,Reflux 标题:Ethylene Glycol As Hydrogen Donor For The Syntheses Of Thymol Analogues Via Hydrolysis Of 4-Methylcoumarins 作者:Chang,Junbiao; Wang,Shuyang; Shen,Zhenhua; Huang,Gang; Zhang,Yueteng; Et Al 参考文献:Tetrahedron Letters 日期:2012 卷标:53(50) 页码:6755-6757]
= 89-83-8 反应条件:1.1 Reagents: Sodium Bicarbonate,Hydrogen Catalysts: Palladium Solvents: Methanol; 60 Min,Rt 标题:Reductive Dehalogenation Of Aryl Bromides And Chlorides And Their Use As Aryl Blocking Groups 作者:Ramanathan,Ahalya; Jimenez,Leslie S. 参考文献:Synthesis 日期:2010 卷标:(2) 页码:217-220]
= 89-83-8 反应条件:1.1 Catalysts: Tungstate(6-),Hexatriaconta-μ-Oxooctadecaoxobis[μ9-[phosphato(3-)-Ko:Ko:Ko:Ko′:... Solvents: Methanol,Tetrahydrofuran; 10 Min,20 °C 标题:Efficient Method For Tetrahydropyranylation/depyranylation Of Phenols And Alcohols Using A Solid Acid Catalyst With Wells-Dawson Structure 作者:Romanelli,Gustavo P.; Baronetti,Graciela; Thomas,Horacio J.; Autino,Juan C. 参考文献:Tetrahedron Letters 日期:2002 卷标:43(42) 页码:7589-7591]
= 89-83-8 反应条件:1.1 Reagents: Water Catalysts: P-Toluenesulfonic Acid 标题:A Selective Hydrolysis Of Aryl Acetates 作者:Blay,Gonzalo; Luz Cardona,M.; Begona Garcia,M.; Pedro,Jose R. 参考文献:Synthesis 日期:1989 卷标:(6) 页码:438-9]
29652-99-1 = 89-83-8 反应条件:1.1 Catalysts: Grubbs Second Generation Catalyst Solvents: Dichloromethane 标题:Olefin Isomerization By A Ruthenium Carbenoid Complex. Cleavage Of Allyl And Homoallyl Groups 作者:Cadot,Christine; Dalko,Peter I.; Cossy,Janine 参考文献:Tetrahedron Letters 日期:2002 卷标:43(10) 页码:1839-1841]
= 89-83-8 反应条件:1.1 Reagents: Lithium Aluminum Hydride Solvents: Diethyl Ether; 2 H,0 °C1.2 Reagents: Ammonium Chloride Solvents: Water 标题:Chemical Composition Of Inula Cuspidata C.B. Clarke 作者:Mathela,C. S.; Tiwari,A.; Padalia,R. C.; Chanotiya,C. S. 参考文献:Indian Journal Of Chemistry 日期:2008 卷标:(8) 页码:1249-1253]
8068-05-1 = 89-83-8 + 831-00-5 + 88-32-4 + 2219-78-5 + 13037-79-1 + 65565-33-5 + 527-18-4 + 77879-82-4 + 33963-27-8 反应条件:1.1 Catalysts: Sodium Hydroxide Solvents: Methanol; 7 H,220 °C 标题:Thermochemical Lignin Depolymerization And Conversion To Aromatics In Subcritical Methanol: Effects Of Catalytic Conditions 作者:Singh,Sunit Kumar; Et Al 参考文献:New Journal Of Chemistry 日期:2016 卷标:40(4) 页码:3677-3685
4-异丙基甲苯置于(1,5-Cyclooctadiene)(Methoxy)Iridium(I) Dimer,双氧水,4,4'-二叔丁基-2,2'-二吡啶,Sodium Hydroxide体系中,用 四氢呋喃,甲醇 作为反应溶剂,化学反应 41.0H,反应生成 百里酚 参考文献:Selective Oxidative Homo-And Cross-Coupling Of Phenols With Aerobic Catalysts 标题:Selective Oxidative Homo-And Cross-Coupling Of Phenols With Aerobic Catalysts 摘要:Simple Catalysts That Use Atom-Economical Oxygen As The Terminal Oxidant To Accomplish Selective Ortho-Ortho,Ortho-Para,Or Para-Para Homo-Couplings Of Phenols Are Described. In Addition,Chromium Salen Catalysts Have Been Discovered As Uniquely Effective In The Cross-Coupling Of Different Phenols With High Chemo-And Regioselectivity. DOI:10.1021/ja500183Z
专利号:US-11667658-B2 优先权日:2021-06-30 标 题:Chemical synthesis of the organoarsenical antibiotic arsinothricin 发明人:ROSEN BARRY P; YOSHINAGA MASAFUMI; WNUK STANISLAW F; HOWLADER MD ABU HASAN; SUZOL SK MD SAZZAD HOSSAIN 权利人:ROSEN BARRY P; YOSHINAGA MASAFUMI; WNUK STANISLAW F; HOWLADER MD ABU HASAN; SUZOL SK MD SAZZAD HOSSAIN; THE FLORIDA INTERNATIONAL UNIV BOARD OF TRUSTEES 摘要:The subject invention provides methods for the chemical synthesis of racemic arsinothricin (D,L-AST), the novel organoarsenical antibiotic. One is by condensation of the 2-chloroethyl(methyl)arsinic acid with acetamidomalonate, and the second involves reduction of the N-acetyl-protected derivative of hydroxyarsinothricin (AST-OH) and subsequent methylation of the resulting sodium salt of trivalent arsenic intermediate with methyl iodide. The enzyme AST N-acetyltransferase (ArsN1) was utilized to purify L-AST from racemic AST. This expedient chemical synthesis of AST provides a source of this novel antibiotic for future drug development.
专利号:WO-2023052274-A1 优先权日:2021-10-01 标题 :Synthesis of 2-isopropyl-5-methylphenyl butyrate 发明人:BONRATH WERNER; GOETZINGER ALISSA; PACE FRANCESCO; WUESTENBERG BETTINA 权利人:DSM IP ASSETS BV 摘要:The present invention relates to new specific 2-isopropyl-5-methylphenyl butyrate compounds and an improved synthesis of 2-isopropyl-5-methylphenyl butyrate compounds as well their use. Butyrate compounds are very useful compounds, either as such or as intermediates in organic synthesis.
专利号:US-6909010-B2 优先权日:2001-04-11 标题:Facile synthesis of symmetric esters of alkylenebisphosphonic acids 发明人:HERLINGER ALBERT W; STEPINSKI DOMINIQUE C 权利人:UNIV LOYOLA CHICAGO 摘要:A facile synthesis of symmetric esters of C 1 -C 10 alkylenebisphopsphonic acids is disclosed in which a C 1 -C 10 alkylenebis(phosphonic dichloride) is reacted with an alcohol in the presence of a catalytic amount of 1H-tetrazole and a base in an aprotic solvent to form a first reaction mixture. The first reaction mixture is maintained for a time period sufficient to form a C 1 -C 10 alkylenebis(chloro ester phosphonate) that is reacted under basic conditions with an excess of a hydroxylated compound to form a second reaction mixture that is itself maintained for a time period sufficient to form a C 1 -C 10 alkylenebis(ester phosphonate) partial ester, homoleptic tetraester or mixed tetraester. The material so formed can be recovered or used as is.
专利号:EP-2243763-B2 优先权日:2002-12-02 标题 :A selective synthesis of organophosphites 发明人:RITTER JOACHIM C 权利人:INVISTA TEXTILES UK LTD 摘要:Disclosed herein is a process for the selective synthesis of triorganophosphite intermediates, including mono- and di-phosphites, from phosphorus trihalides, alcohols and triorganoamines where the alcohol and the triorganoamine are added either (a) separately but concurrently and continuously, (b) separately, concurrently but discontinuously, or (c) separately, discontinuously and in alternating portions of triorganoamine and alcohol.
专利号:US-12054508-B1 优先权日:2019-04-16 标 题 :Compositions and methods for sulfation of carbohydrates and peptides via electron-deficient aryl sulfate diesters 发明人:NIU JIA; LIU CHAO; YANG CANGJIE 权利人:THE TRUSTEES OF BOSTON COLLEGE 摘要:In one aspect, the disclosure relates to a facile strategy to introduce electron-deficient aryl sulfate diesters to silylated hydroxyl groups of carbohydrates and amino acids, among other substrates, wherein selective hydrolysis and the removal of an electron-deficient aromatic group allows for the efficient generation of sulfated carbohydrates, peptides, and other compounds. The incorporation of electron-deficient aryl sulfate diesters in the early stage of the synthesis of glycans, peptides, and the like, disclosed herein avoids time-consuming protecting group manipulations, simplifies the purification of sulfated products, and improves the overall yield and efficiency. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.
专利号:US-2024082118-A1 优先权日:2021-05-19 标 题:Topical compositions and methods of preparing the same 发明人:ABRAMOVICH SAGI; AVIDOR GAL; LANDA BENZION 权利人:LANDA LABS 2012 LTD 摘要:There is disclosed a composition comprising a water-insoluble thermoplastic compound capable of stimulating collagen synthesis (CSSC), the CSSC having a molecular weight of more than 0.6 kDa and being dispersed in a polar carrier as nano-elements having an average diameter of 200 nm or less and a viscosity of 107 mPa·s or less. The nano-elements of CSSC can be capable of stimulating the synthesis of skin proteins and/or enabling the delivery of active agents upon their application to a surface to be treated therewith. Methods for preparing the compositions and uses thereof are also provided.
1: Brito FN, Vendramin FS, Lopes CTA, Costa MPR, Ohashi OM, Maia JGS, Ferreira LM, Silva JKDRD, Miranda MDS. Proliferation of human adipose tissue-derived stem cells stimulated by oil rich in thymol of Lippia origanoides. Acta Cir Bras. 2018 May;33(5):431-438. doi: 10.1590/s0102-865020180050000005. pii: E1399. doi: 10.3390/molecules23061399. doi: 10.1016/j.ejphar.2018.06.003. [Epub ahead of print] [Epub ahead of print] doi: 10.3389/fmicb.2018.01022. eCollection 2018. 10: Kasparaviciene G, Kalveniene Z, Pavilonis A, Marksiene R, Dauksiene J, Bernatoniene J. Formulation and Characterization of Potential Antifungal Oleogel with Essential Oil of Thyme. Evid Based Complement Alternat Med. 2018 Apr 19;2018:9431819. doi: 10.1155/2018/9431819. eCollection 2018. 11: Günes-Bayir A, Kocyigit A, Güler EM. In vitro effects of two major phenolic compounds from the family Lamiaceae plants on the human gastric carcinoma cells. Toxicol Ind Health. 2018 Jan
合成参考文献
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