专利号:US-10364220-B2 优先权日:2012-12-21 标题:Synthesis of succinimides and quaternary ammonium ions for use in making molecular sieves 发明人:SCHMITT KIRK D; ZUSHMA STEPHEN; BURTON ALLEN W 权利人:EXXONMOBIL CHEMICAL PATENTS INC 摘要:The present invention relates to the synthesis of succinimides, in particular to a method for the synthesis of a succinimide compound, comprising the step of reacting an alkyne, with carbon monoxide and ammonia or an amine, in the presence of an iron catalyst, wherein the reaction is carried out in an amine liquid phase and/or in the absence of an ether solvent. The succinimides may be reduced to quaternary ammonium cations which may be used as structure directing agents in the synthesis of molecular sieves.
专利号:US-10253153-B2 优先权日:2015-04-24 标题 :Linker and support for solid phase synthesis of nucleic acid, and production method of nucleic acid using said support 发明人:MAETA ERI; MORI KENJIRO; HORIE SHOHEI; ITO TAKAHIKO; SAITO SHOICHIRO; NAGAO RYUHEI 权利人:NITTO DENKO CORP 摘要:The present invention provides a linker for solid phase synthesis of nucleic acid, which consists of a compound represented by the formula (I) or the formula (II), a support for solid phase synthesis of nucleic acid, which has a structure represented by the formula (III), and a production method of a nucleic acid, which uses the support: n nwherein each symbol is as defined in the SPECIFICATION.
专利号:US-4879389-A 优先权日:1986-06-25 标题:Chiral phosphinopyrrolidine compounds and their use for asymmetric synthesis of optically active compounds 发明人:ACHIWA KAZUO 权利人:ACHIWA KAZUO 摘要:New chiral phosphinopyrrolidine compounds of the general formula: (I) or (I') wherein R1 is a hydrogen atom, -COR, -COOR, -CONHR or -SO2-R where R is an alkyl or aryl group, R2 and R3 each represents independently an aryl group which may have a substituent or substituents, and R4 and R5 each represents independently an aliphatic or cycloaliphatic hydrocarbyl group which may have a substituent or substituents, as well as the use of these compounds as ligand for a metal complex catalyst for asymmetric synthesis of optically active compounds. The new chiral phosphinopyrrolidine compounds are useful ligands which attain both of high optical yield and high reaction efficiency in catalytic asymmetric reduction.
专利号:US-8729277-B2 优先权日:2009-04-06 标 题:Processes for the synthesis of gamma nitrocarbonyl and gamma dicarbonyl compounds and their pyrrole derivatives 发明人:YANG HU; BARALT EDUARDO J 权利人:YANG HU; BARALT EDUARDO J; CHEVRON PHILLIPS CHEMICAL CO 摘要:The present invention discloses processes for producing γ-nitrocarbonyl and γ-dicarbonyl compounds, which can be precursors in the synthesis of pyrrole compounds. A process for producing pyrroles such as 2,5-dimethylpyrrole, and structurally similar pyrrole compounds, is also disclosed.
专利号:US-5633373-A 优先权日:1989-07-07 标 题 :Enantioselective synthesis of antifolates 发明人:BARNETT CHARLES J; WILSON THOMAS M 权利人:LILLY CO ELI 摘要:A process and intermediates for the enantioselective synthesis of 5,10-dideaza-5,6,7,8-tetrahydrofolic acid are disclosed.
专利号:US-7470792-B2 优先权日:2002-09-13 标题:Process for the preparation of epothilone derivatives, new epothilone derivatives as well as new intermediate products for the process and the methods of preparing same 发明人:KOCH GUIDO; LOISELEUR OLIVIER 权利人:NOVARTIS AG 摘要:The present invention provides a synthesis for the preparation of epothilone derivatives of formula 9 n nwherein R1 is methyl, and R2 is an unsubstituted or substituted aryl; an unsubstituted or substituted heteroaryl; or an unsubstituted or substituted heterocyclic radical fused to a benzene nucleus; and salts thereof, and intermediates for the synthesis of a compound of formula 9.
参考标题:Catalytic Hydrogenation Of Amides To Amines Under Mild Conditions 作者:Mario Stein,Bernhard Breit |发布日期:2013.2.18 摘要:Under (Not So Much) Pressure: A General Method For The Hydrogenation Of Tertiary And Secondary Amides To Amines With Excellent Selectivity Using A Bimetallic Pd-Re Catalyst Has Been Developed. The Reaction Proceeds Under Low Pressure And Comparatively Low Temperature. This Method Provides Organic Chemists With A Simple And Reliable Tool For The Synthesis Of Amines.
合成参考文献
摘要:U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals., NX#04680 摘要:Lewis, R.J., Sr (Ed.). Hawley's Condensed Chemical Dictionary. 13th ed. New York, NY: John Wiley & Sons, Inc. 1997., p. 179 摘要:Bretherick, L. Handbook of Reactive Chemical Hazards. 4th ed. Boston, MA: Butterworth-Heinemann Ltd., 1990, p. 767 摘要:Das, A.; Sarmah, B. K., Science of Synthesis: Knowledge Updates, (2024) 1, 332.