专利号:US-2024216893-A1 优先权日:2021-04-21 标题 :Hydrogenation catalyst, flow-type organic synthesis system using the same, and manufacturing method of hydrogenated organic compound 发明人:KADO SHIGERU; WATANABE TOSHIYUKI; KIRYU ASAKO 权利人:CHIYODA CORP 摘要:[Task] The task is to improve, in the hydrogenation of an aromatic halonitro compound, the yield of halogenated aromatic amine as a target product without the need for a dehalogenation inhibitor while suppressing the production of a nitroso compound. n [Solution] A hydrogenation catalyst for hydrogenation of an aromatic halonitro compound includes: a carrier containing at least one of silica, titania, and alumina; and at least one metal carried by the carrier and selected from group 10 elements in a periodic table.
专利号:WO-2024018965-A1 优先权日:2022-07-21 标 题 :Hydrogenation catalyst, and flow-type organic synthesis system and method for producing hydrogenated organic compound using same 发明人:KADO SHIGERU; WATANABE TOSHIYUKI; KIRYU ASAKO; MAEDA Kyogo 权利人:CHIYODA CORP 摘要:[Problem] To suppress any reduction in the selectivity of halogenated aromatic amines of a target product caused by a halogen separation reaction in hydrogenation of an aromatic halonitro compound. [Solution] A hydrogenation catalyst that is used in hydrogenating an aromatic halonitro compound, wherein the hydrogenation catalyst is configured to contain a carrier that contains at least one of titania and alumina, and palladium that is supported on the carrier, the average particle diameter of the palladium being 9.7 nm or less.
专利号:DE-3604051-A1 优先权日:1986-02-08 标 题:NEW 0- (DIPHENYLPHOSPHINYL) HYDROXYLAMINE, A METHOD FOR THE PRODUCTION THEREOF AND THEIR USE FOR THE SYNTHESIS OF HYDRAZINE DERIVATIVES
专利号:CN-1093705-A 优先权日:1992-09-14 标 题 :Synthesis of novel diaryl-substituted 1,3-oxathia-1,3-dithia- and 1,3-dioxolanes and their therapeutic applications
专利号:CN-114426510-B 优先权日:2022-02-18 标题 :A kind of synthesis method of fully substituted β-lactam
专利号:CN-113929605-B 优先权日:2021-11-12 标题:A kind of ortho-sulfonylated arylamine compound and its synthesis method
参考标题:Synthesis Of N- Aryl And N -Heteroaryl Hydroxylamines Via Partial Reduction Of Nitroarenes With Soluble Nanoparticle Catalysts 作者:Jefferson H. Tyler,S. Hadi Nazari,Robert H. Patterson,Venkatareddy Udumula,Stacey J. Smith,David J. Michaelis |发布日期:2017.1 摘要:Ruthenium Nanoparticles Enable The Selective Hydrazine-Mediated Reduction Of Nitroarenes To Hydroxylamine Products In High Yield And Selectivity. Key To Obtaining The Hydroxylamine Product In Good Yield Was The Use Of Organic Solvents Capable Of Solubilizing The Polystyrene-Supported Nanoparticle Catalyst. N-Aryl And N-Heteroaryl Hydroxylamines Are Generated Under Exceptionally Mild Conditions And In
合成参考文献
摘要:Merino, P., Science of Synthesis Knowledge Updates, (2010) 4, 340.