CAS: 4333-56-6; Bromocyclopropane

上下游产品

CAS号23511-78-6 1,1,3-trichloro... | CAS号1759-53-1 环丙甲酸 | CAS号3591-34-2 1,1-dibrom°Cycl... | CAS号186581-53-3 重氮甲烷 | CAS号593-60-2 溴乙烯 | CAS号25354-42-1 三氟甲烷磺酸环丙酯 | CAS号75-09-2 二氯甲烷 | CAS号75-19-4 环丙烷 | CAS号25023-10-3 Cyclopropan-per... | CAS号1095431-18-7 1-环丙基-2-甲氧基乙胺盐酸盐 | CAS号10575-06-1 but-3-ynylsulfa... | CAS号1082066-00-9 1-环丙基-1H-吡唑-4-甲醛 | CAS号141707-98-4 3-cyclopropyl-5... | CAS号14088-71-2 丙氯诺 | CAS号1498-47-1 二氯化烯丙基膦 | CAS号188896-08-4 2-(BENZYLOXY)-1... | CAS号18228-43-8 4-氯-alpha-氯丙基苄醇 | CAS号74-83-9 溴甲烷 | CAS号594-11-6 methylcyclopropane

3-Bromo-1-Pyrazoline置于硫酸体系中,化学反应 0.5H,以85%的收率获得产物溴代环丙烷
参考文献:一种环丙基溴合成的新方法
标题:一种环丙基溴合成的新方法
摘要:本发明公开了一种合成环丙基溴的新方法,以溴乙烯为原料,与重氮甲烷在pd(Oac)2催化剂作用下,在溶剂中进行脱氮环化反应,得到环丙基溴粗品,再经酸洗,过滤分层,常压精馏得到含量99%以上的纯品,收率80%以上.该合成路线,条件温和,副产少,收率高,环境友好,较适合于工业化放大.

专利信息

专利号:US-2025179012-A1
优先权日:2022-03-04
标 题:Synthesis of sulfur(vi) compounds and reagents for same
发明人：LOPCHUK JUSTIN MATTHEW; SHULTZ ZACHARY
权利人:H LEE MOFFITT CANCER CT & RES
摘要:This disclosure provides reagents and processes for the synthesis of organic compounds, more particularly reagents and processes for the asymmetric synthesis of sulfur (VI) containing organic compounds.

专利号:US-8642766-B2
优先权日:2008-05-05
标题 :Synthesis of (+) cortistatin A and related compounds
发明人：SHENVI RYAN A; GUERRERO CARLOS A; SHI JUN; LI CHUANG-CHUANG; BARAN PHIL S
权利人:SHENVI RYAN A; GUERRERO CARLOS A; SHI JUN; LI CHUANG-CHUANG; BARAN PHIL S
摘要:An in vitro synthesis of (+) cortistatin A from readily available precursors is disclosed, as are the syntheses of related 17-aryl substituted compounds, the 17-aryl substituted compounds themselves and novel compounds useful in their preparation.

专利号:US-5554753-A
优先权日:1993-08-25
标 题:Catalytic enantioselective synthesis of α-amino acid derivatives by phase-transfer catalysis
发明人：O'DONNELL MARTIN J; WU SHENGDE; ESIKOVA IRENA; MI AIQIAO
权利人:INDIANA UNIVERSITY FOUNDATION
摘要:Described are improved processes for the enantioselective synthesis of α-amino acids which involve combinations of solvents, highly-mixed and low-temperature reaction conditions, and novel catalysts. Also described are novel catalysts and precursors to α-amino acid derivatives.

专利号:US-9982005-B2
优先权日:2013-04-04
标 题 :Macrolides and methods of their preparation and use
发明人：MYERS ANDREW G; SEIPLE IAN BASS; ZHANG ZIYANG
权利人:HARVARD COLLEGE
摘要:Provided herein are methods of preparing macrolides by the coupling of an eastern and western half, followed by macrocyclization, to provide macrolides, including both known and novel macrolides. Intermediates in the synthesis of macrolides including the eastern and western halves are also provided. Pharmaceutical compositions and methods of treating infectious diseases and inflammatory conditions using the inventive macrolides are also provided. A general diastereoselective aldol methodology used in the synthesis of the western half is further provided.

专利号:US-9102650-B2
优先权日:2014-08-08
标 题:Synthesis of new anti-inflammatory compound
发明人：XU YONG
权利人:XU YONG
摘要:According to embodiments of present disclosure, a method to produce a compound of Formula 19 is provided. Using this method, the compound of Formula 19 may be produced effectively.

专利号:US-12076715-B1
优先权日:2021-04-15
标 题:Synthesis and characterization of air-stable iron-based catalysts for Suzuki-Miyaura cross-coupling reactions of alkyl halides and aryl boronic esters
发明人：WONG ALEXANDER; BYERS JEFFERY
权利人:THE TRUSTEES OF BOSTON COLLEGE
摘要:This disclosure relates to novel catalysts for Suzuki-Miyaura cross-coupling reactions, the use thereof, and the methods of making the same.