摩熵化学
数据库官网
小程序
打开微信扫一扫
首页 分子通 化学资讯 化学百科 反应查询 关于我们
请输入关键词

4-溴戊-1-烯 | 31950-56-8

中文名称
4-溴戊-1-烯
中文别名
——
英文名称
4-bromopent-1-ene
英文别名
4-bromo-1-pentene
4-溴戊-1-烯化学式
CAS
31950-56-8
化学式
C5H9Br
mdl
——
分子量
149.03
InChiKey
PDBJRGFNXXAAMO-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

物化性质

  • 熔点:
    -106.7°C (estimate)
  • 沸点:
    111.5°C
  • 密度:
    1.2359

计算性质

  • 辛醇/水分配系数(LogP):
    2.5
  • 重原子数:
    6
  • 可旋转键数:
    2
  • 环数:
    0.0
  • sp3杂化的碳原子比例:
    0.6
  • 拓扑面积:
    0
  • 氢给体数:
    0
  • 氢受体数:
    0

安全信息

  • 海关编码:
    2903399090

SDS

SDS:659523d118804f91d5246ecea1237c4e
查看

反应信息

  • 作为反应物:
    描述:
    参考文献:
    名称:
    Franke, Wilfried; Schwarz, Helmut; Wesdemiotis, Chrysostomos, Zeitschrift fur Naturforschung, Teil B: Anorganische Chemie, Organische Chemie, 1981, vol. 36, # 10, p. 1315 - 1323
    摘要:
    DOI:
  • 作为产物:
    描述:
    4-戊烯-2-醇吡啶三溴化磷 作用下, 以49%的产率得到4-溴戊-1-烯
    参考文献:
    名称:
    Sila-Riechstoffe und Riechstoffe-Isostere, 10. Mitt. Ein neuer Weg zu Sila-?-Jonon
    摘要:
    DOI:
    10.1007/bf00809147
点击查看最新优质反应信息

文献信息

  • Selective inhibition of aggrecanase in osteoarthritis treatment
    申请人:Noe C. Mark
    公开号:US20050227997A1
    公开(公告)日:2005-10-13
    This invention relates to a method of treatment for osteoarthritis involving inhibitors of aggrecanase that demonstrate IC 50 s of less than 20 nM and demonstrate differential potency against matrix metalloproteinases (MMPs) and a disintegrin and metalloproteinases (ADAMs or reprolysins). This invention also relates to compounds, methods of treatment and composition of Formula I: or a therapeutically acceptable salt thereof, wherein X is carbon or nitrogen; R 1 and R 2 are independently selected from the group consisting of hydrogen, hydroxy, and methyl, wherein at least one of R 1 and R 2 is methyl; R 3 and R 4 are independently selected from the group consisting of hydrogen, hydroxy, and methyl, or R 3 and R 4 may be taken together to form a carbonyl group; and R 5 and R 6 are independent substituents in the ortho, meta, or para positions and are independently selected from the group consisting of hydrogen, halogen, cyano, methyl, and ethyl; with the provisos: when X is carbon, then R 7 and R 8 are both hydrogen and at least one of R 1 , R 2 , R 3 , and R 4 is hydroxy; when X is carbon and R 5 is para-halo, then at least one of R 6 , R 3 , and R 4 is not hydrogen; when X is nitrogen, then R 8 is not present and R 7 is hydrogen or a group of the formula: wherein, Y is —CH 2 —NH 2 or —NH—CH 3 ; and when X is nitrogen and R 7 is H, then R 3 and R 4 are taken together to form a carbonyl group.
    这项发明涉及一种治疗骨关节炎的方法,涉及抑制aggrecanase的抑制剂,其IC50小于20 nM,并且对基质金属蛋白酶(MMPs)和脱粒蛋白酶(ADAMs或reprolysins)表现出差异的效力。这项发明还涉及化合物、治疗方法和Formula I的组成: 或其治疗上可接受的盐,其中X为碳或氮; R1和R2分别选自氢、羟基和甲基组成的群,其中至少一个为甲基; R3和R4分别选自氢、羟基和甲基组成的群,或R3和R4可一起形成一个羰基;以及 R5和R6是正交位、间位或对位的独立取代基,分别选自氢、卤素、氰基、甲基和乙基;附加条件: 当X为碳时,R7和R8都是氢,且至少一个R1、R2、R3和R4为羟基; 当X为碳且R5为对位卤素时,至少一个R6、R3和R4不是氢; 当X为氮时,R8不存在且R7为氢或一个公式的基团: 其中,Y为—CH2—NH2或—NH—CH3;以及 当X为氮且R7为H时,R3和R4一起形成一个羰基。
  • Silacyclohexane compound, a method of preparing it and a liquid crystal
    申请人:Shin-Etsu Chemical Co., Ltd.
    公开号:US05498737A1
    公开(公告)日:1996-03-12
    A silacyclohexane compound represented by the following general formula (1): ##STR1## wherein R denotes a linear-chain alkyl group with a carbon number of 1-10, a mono- or di-fluoroalkyl group with a carbon number of 1-10, a branched-chain alkyl group with a carbon number of 3-8, an alkoxyalkyl group with a carbon number of 2-7, or an alkenyl group with a carbon number of 2-8, and at least one of ##STR2## denotes a trans-1-sila-1,4-cyclohexylene or a trans-4-sila-1,4-cyclohexylene group whose silicon at position 1 or position 4 has a substitutional group(s) of H, F, Cl or CH.sub.3 and the other is a trans-1,4-cyclohexylene group, X denotes a CN, F, F, Cl, CF.sub.3, OCF.sub.3, OCHF.sub.2, OCHFCl, CF.sub.2 Cl, OCF.sub.2 Cl, R or OR group, Z.sub.1 denotes H, F or Cl, and Z.sub.2 denotes H or F.
    以下是通用公式(1)表示的一种硅环己烷化合物:其中R表示具有1-10个碳原子的直链烷基,具有1-10个碳原子的单氟或双氟烷基,具有3-8个碳原子的支链烷基,具有2-7个碳原子的烷氧基烷基,或具有2-8个碳原子的烯基,且##STR2##中至少一个表示具有取代基H、F、Cl或CH.sub.3的硅在位置1或位置4的反式-1-硅-1,4-环己亚烷基或反式-4-硅-1,4-环己亚烷基,另一个是反式-1,4-环己亚烷基,X表示CN、F、F、Cl、CF.sub.3、OCF.sub.3、OCHF.sub.2、OCHFCl、CF.sub.2 Cl、OCF.sub.2 Cl、R或OR基团,Z.sub.1表示H、F或Cl,Z.sub.2表示H或F。
  • Regio- and Stereoselective Cyclization Reactions of Unsaturated Silyl Enol Ethers by Photoinduced Electron Transfer – Mechanistic Aspects and Synthetic Approach
    作者:Sandra Hintz、Jochen Mattay、Rudi van Eldik、Wen-Fu Fu
    DOI:10.1002/(sici)1099-0690(199808)1998:8<1583::aid-ejoc1583>3.0.co;2-r
    日期:1998.8
    various silyl enol ethers and silyloxy-2H-chromones bearing an olefinic or silylacetylenic side chain, The reactions result in regioselective ring closure with the formation of bi- to tetracyclic ring systems with a well-defined ring juncture, e.g. perhydrophenanthrenones 13 or benzo-annellated xanthenones 24. Our investigations have focussed on the optimization of this cyclization method with regard
    氧化光诱导电子转移 (PET) 反应已经用各种带有烯属或甲硅烷基炔属侧链的甲硅烷基烯醇醚和甲硅烷氧基-2H-色酮进行,反应导致区域选择性闭环,形成具有孔的双环至四环系统-定义的环接点,例如全氢菲酮 13 或苯并退火的呫吨酮 24。我们的研究集中在该环化方法在辐照时间和产品产率方面的优化。使用共敏化 PET 方法可以减少辐照时间。在甲硅烷基上修饰底物可提高产率。此外,我们发现溶剂和压力依赖性是重要的工具,可以控制区域化学。实现了通过自由基阳离子反应途径合成 6-endo 产物,以及通过自由基中间体实现 5-exo 闭环。讨论了机械细节,包括氘标记实验的发现。
  • Novel type of carbozirconation reaction of alkynes
    作者:Noriyuki Suzuki、Denis Y. Kondakov、Motohiro Kageyama、Martin Kotora、Ryuichiro Hara、Tamotsu Takahashi
    DOI:10.1016/0040-4020(94)01138-p
    日期:1995.4
    Novel type of carbozirconation reaction of alkynes is reported. Treatment of zirconocenealkyne complexes, zirconacyclopentenes, or zirconacyclopentadienes with allylic compounds gave allylzirconation products of alkynes. Carbozirconation of alkynes with zirconacyclopentenes or zirconacyclopentadienes involved β,β′-C-C bond cleavage reaction of zirconacycles. Reactions of zirconacyclopentenes with homoallyl
    据报道,新型的炔烃羰基化反应。用烯丙基化合物处理锆茂烯炔复合物,氧化锆环戊烯或氧化锆环戊二烯得到炔烃的烯丙基锆化产物。炔烃与氧化锆环戊烯或氧化锆环戊二烯的碳锆化涉及氧化锆环的β,β'-CC键裂解反应。氧化锆环戊烯与均烯丙基溴的反应得到烯丙基环丙烷衍生物作为碳氧烷基化产物。
  • Biomimetic polyorganosiloxanes: model compounds for new materials
    作者:Gabriele Kociok-Köhn、Mary F. Mahon、Kieran C. Molloy、Gareth J. Price、Timothy J. Prior、Douglas R. G. Smith
    DOI:10.1039/c4dt00554f
    日期:——
    (Me3SiO)2(Me)Si(CH2)4T (16), (Me3SiO)2(Me)Si(CH2)4A (17) (both from 13). 10 reacts with thymine to give a mixture of the pyrimidocyclophane cyclo-T-N,N-[(CH2)4(Me)2Si]2O (19) and [T(CH2)4Si(Me)2]2O (20), while cytosine reacts similarly to form cyclo-C-N,N-[(CH2)4(Me)2Si]2O (21; as an imine) and [C(CH2)4Si(Me)2]2O (22); adenine only generates [A(CH2)4Si(Me)2]2O (18) in an analogous synthesis. Using a related
    描述了N-有机甲硅烷基烷基取代的杂环碱(胸腺嘧啶,腺嘌呤和胞嘧啶)的化学性质,涵盖了模型化合物的结构,取代的低聚硅氧烷的合成以及带有N侧基的聚有机硅氧烷的合成的初步报告-烷基(杂环)官能团。制备了N-烯基胸腺嘧啶CH 2 CH(CH 2)n T(T =胸腺嘧啶,n = 1(1),2(2),3(3))并2氢化硅烷化以形成PhMe 2 Si(CH 2)4 T(5)。或者,通过使PhMe 2 Si(CH 2)4 Br(6)与(O,O -SiMe 3)2 T反应来制备5,该方法也已用于制备PhMe 2 Si(CH 2)4 A (7)和PhMe 2 Si(CH 2)4 C(8)(A =腺嘌呤,C =胞嘧啶)。二硅氧烷和三硅氧烷模型[Br(CH 2)4(Me)2 Si] 2 O(10),Me 3SiOSi(Me)2(CH 2)4 Br(11),PhMe 2 SiOSi(Me)2(CH 2)4 Br(12)和(Me
查看更多