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3-bromo-2,5-dimethyl-1,4-hydroquinone | 857974-40-4

中文名称
——
中文别名
——
英文名称
3-bromo-2,5-dimethyl-1,4-hydroquinone
英文别名
3-bromo-2,5-dimethyl-hydroquinone;3-Brom-2.5-dihydroxy-p-xylol;3-Brom-2,5-dimethyl-hydrochinon;3-Bromo-2,5-dimethylbenzene-1,4-diol
3-bromo-2,5-dimethyl-1,4-hydroquinone化学式
CAS
857974-40-4
化学式
C8H9BrO2
mdl
——
分子量
217.062
InChiKey
VEFAPRUSJPSMAD-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

计算性质

  • 辛醇/水分配系数(LogP):
    2.6
  • 重原子数:
    11
  • 可旋转键数:
    0
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.25
  • 拓扑面积:
    40.5
  • 氢给体数:
    2
  • 氢受体数:
    2

反应信息

  • 作为反应物:
    描述:
    3-bromo-2,5-dimethyl-1,4-hydroquinone1,4-二氧六环硫酸 作用下, 生成 6-acetoxy-7-bromo-5,8-dimethyl-2-oxo-2H-chromene-3-carboxylic acid ethyl ester
    参考文献:
    名称:
    THE REACTION BETWEEN QUINONES AND METALLIC ENOLATES. XXIII. AMINOTRIMETHYLQUINONE AND SODIOMALONIC ESTER (1)1
    摘要:
    DOI:
    10.1021/jo01157a004
  • 作为产物:
    描述:
    2,5-dimethylhydroquinoneN-溴代丁二酰亚胺(NBS) 作用下, 以 乙腈 为溶剂, 反应 16.0h, 以63%的产率得到3-bromo-2,5-dimethyl-1,4-hydroquinone
    参考文献:
    名称:
    醌硼酸与Diels-Alder反应中区域和立体选择性的控制
    摘要:
    所有这些加起来:通过引入硼酸取代基,大大提高了2-甲基取代的醌的亲二烯反应性,使其等同于高反应性的醌。在这些醌的狄尔斯-阿尔德反应之后,进行自发和立体选择性的原去硼硼烷反应,得到反式融合的加合物。硼基团是暂时的区域调节子,并导致罕见的间 加合物。
    DOI:
    10.1002/anie.200803428
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文献信息

  • Process for synthesizing d-tocotrienols
    申请人:Couladouros A. Elias
    公开号:US20050124687A1
    公开(公告)日:2005-06-09
    A process of forming a d-tocotrienols from a (2S) 2-hydroxymethyl-6-hydroxy-alkylchroman compound, through reaction with a farnesyl Grignard or sulfone compound. Various methods of making the (2S) 2-hydroxymethyl-6-hydroxy-alklychroman compound are disclosed.
    一种从(2S)2-羟甲基-6-羟基-烷基香兰素化合物通过与法尼烯基格氏试剂或磺酰化合物反应形成d-生育醇的过程。公开了制备(2S)2-羟甲基-6-羟基-烷基香兰素化合物的各种方法。
  • Process for synthesizing d-tocotrienols from 2-vinylchromane compound
    申请人:Couladouros A. Elias
    公开号:US20050124688A1
    公开(公告)日:2005-06-09
    A process of forming a d-tocotrienol from a (2S)-vinylchromane compound, through hydroboration of the (2S)-vinylchromane to provide an organoborane, followed by coupling the organoborane with a halogenated C-14 sidechain compound under conditions of palladium-catalyzed cross-coupling is taught. Methods for providing the (2S)-vinylchromane compound and the halogenated C-14 compound are disclosed.
    本发明教导了一种由(2S)-乙烯基铬烷化合物形成 d-生育三烯酚的工艺,通过对(2S)-乙烯基铬烷进行氢硼化合以提供有机硼烷,然后在钯催化交叉偶联条件下将有机硼烷与卤化 C-14 侧链化合物偶联。还公开了提供(2S)-乙烯基铬烷化合物和卤代 C-14 化合物的方法。
  • US7038067B2
    申请人:——
    公开号:US7038067B2
    公开(公告)日:2006-05-02
  • [EN] PROCESS FOR SYNTHESIZING d-TOCOTRIENOLS<br/>[FR] PROCEDE DE SYNTHESE DE D-TOCOTRIENOLS
    申请人:YASOO HEALTH INC
    公开号:WO2005035490A2
    公开(公告)日:2005-04-21
    A process of forming a d-tocotrienols from a (2S) 2-hydroxymethyl-6-­hydroxy-alkylchroman compound, through reaction with a farnesy1 Grignard or sulfone compound. Various methods of making the (2S) 2-hydroxymethyl-6-hydroxy- alklychroman compound are disclosed.
  • [EN] PROCESS FOR SYNTHESIZING d-TOCOTRIENOLS FROM 2- VINYLCHROMANE COMPOUND<br/>[FR] PROCEDE DE SYNTHESE DE D-TOCOTRIENOLS A PARTIR DU COMPOSE 2-VINYLCHROMANE
    申请人:YASOO HEALTH INC
    公开号:WO2005035491A2
    公开(公告)日:2005-04-21
    A process of forming a d-tocotrienol from a (2S)-vinylchromane compound, through hydroboration of the (2S)-vinylchromane to provide an organoborane, followed by coupling the organoborane with a halogenated C-14 sidechain compound under conditions of palladium-catalyzed cross-coupling is taught. Methods for providing the (2S)-vinylchromane compound and the halogenated C-14 compound are disclosed.
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