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19-hydroxy-5α-cholest-2-ene | 28809-51-0

中文名称
——
中文别名
——
英文名称
19-hydroxy-5α-cholest-2-ene
英文别名
5α-Cholest-2-en-19-ol;[(5S,8S,9S,10R,13R,14S,17R)-13-methyl-17-[(2R)-6-methylheptan-2-yl]-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-10-yl]methanol
19-hydroxy-5α-cholest-2-ene化学式
CAS
28809-51-0
化学式
C27H46O
mdl
——
分子量
386.662
InChiKey
SELLHHOPQVCNPW-QAVUEOQPSA-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

  • 沸点:
    470.5±14.0 °C(Predicted)
  • 密度:
    0.964±0.06 g/cm3(Predicted)

计算性质

  • 辛醇/水分配系数(LogP):
    9.1
  • 重原子数:
    28
  • 可旋转键数:
    6
  • 环数:
    4.0
  • sp3杂化的碳原子比例:
    0.93
  • 拓扑面积:
    20.2
  • 氢给体数:
    1
  • 氢受体数:
    1

反应信息

  • 作为反应物:
    描述:
    19-hydroxy-5α-cholest-2-eneplatinum(IV) oxide 氢气 作用下, 以 溶剂黄146 为溶剂, 生成 5α-cholestan-19-ol
    参考文献:
    名称:
    Kocovsky, Pavel, Collection of Czechoslovak Chemical Communications, 1981, vol. 46, # 11, p. 2898 - 2905
    摘要:
    DOI:
  • 作为产物:
    描述:
    5α-Cholest-2-en-19-ol 19-Acetate 在 lithium aluminium tetrahydride 作用下, 以 四氢呋喃 为溶剂, 反应 0.25h, 以580 mg的产率得到19-hydroxy-5α-cholest-2-ene
    参考文献:
    名称:
    Synthesis of 3β,4β-cyclopropano-19-nor-A-homosteroids
    摘要:
    对于对甲苯磺酸酯XIII的乙酰化反应,产生了唯一产物烯烃XIV。对双键进行环氧化后,得到环氧化物XV,经金属氢化还原后得到醇XVI。这些产物的结构是通过光谱和化学手段确定的,基于1H NMR光谱,讨论了环氧化物XV中A-homo环的构象。
    DOI:
    10.1135/cccc19851611
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文献信息

  • Steroids. Part XXXV. Preparation of the epimeric 2-hydroxy-19-nor-5α-cholestanes
    作者:C. W. Shoppee、J. C. Coll、Ruth E. Lack
    DOI:10.1039/j39700001893
    日期:——
    2β,19-Epoxy-5α-cholestane, readily obtained from 5α-cholestan-2β-ol by treatment with lead tetra-acetate, on acetolysis with acetic anhydride catalysed by pyridinium hydrochloride or by boron trifluoride gave a variety of products, from which were derived 5α-cholestan-19-oic acids, 5α-cholest-1- and -2-en-19-aldehydes, and 5α-cholestan-19-ols. 2α-Acetoxy- and 2α-methoxy-5α-cholestan-19-oic acids resisted
    通过用四乙酸铅处理,在盐酸吡啶鎓或三氟化硼催化下用乙酸酐乙酰化,从5α-胆甾烷2β-醇中容易获得2β,19-环氧5α-胆甾烷,得到了多种产品,衍生5α-cholestan-19-oic酸,5α-cholestan-19和-2-en-19-醛以及5α-cholestan-19-ols。2α-乙酰氧基-和2α-甲氧基-5α-胆甾烷-19-油酸抗脱羧;对5α-胆甾-1-和2-en-19-als的不可分离混合物进行脱羰,得到19-nor-5α-胆甾-1-烯。
  • Structural requirements for the thallium(<scp>III</scp>)-mediated cyclisation of unsaturated alcohols. A novel fragmentation reaction producing 19-norsteroids
    作者:Pavel KočOvský、Vratislav Langer、Adolf Gogoll
    DOI:10.1039/c39900001026
    日期:——
    The unsaturated alcohol (1) is readily cyclised to the hydroxytetrahydrofuran (3) by means of thallium(III), whereas its congener (4) has been found to give (7) as the product of a novel, stereoelectronically controlled, fragmentation; the scope of the tandem electrophilic cyclisation/solvolysis is discussed; the structure of (7) has been determined by X-ray crystallography.
    不饱和醇(1)容易通过by(III)环化为羟基四氢呋喃(3),而已发现其同系物(4)作为新颖的,立体电子控制的裂解产物(7);讨论了串联亲电环化/溶剂分解的范围;(7)的结构已经通过X射线晶体学确定。
  • Kocovsky, Pavel; Stieborova, Irena, Journal of the Chemical Society. Perkin transactions I, 1987, p. 1969 - 1974
    作者:Kocovsky, Pavel、Stieborova, Irena
    DOI:——
    日期:——
  • Kocovsky, Pavel, Collection of Czechoslovak Chemical Communications, 1983, vol. 48, # 12, p. 3660 - 3673
    作者:Kocovsky, Pavel
    DOI:——
    日期:——
  • Stereo- and regiocontrol of electrophilic additions to cyclohexene systems by neighboring groups. Competition of electronic and stereoelectronic effects and comparison of the reactivity of selected electrophiles
    作者:Pavel Kocovsky、Milan Pour
    DOI:10.1021/jo00308a014
    日期:1990.10
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