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6,7-ethylenedioxy-2,2-dimethylchroman-4-one | 65383-66-6

中文名称
——
中文别名
——
英文名称
6,7-ethylenedioxy-2,2-dimethylchroman-4-one
英文别名
6,7-ethylenedioxy-2,2-dimethyl-4-chromanone;7,7-dimethyl-3,8-dihydro-2H-pyrano[2,3-g][1,4]benzodioxin-9-one
6,7-ethylenedioxy-2,2-dimethylchroman-4-one化学式
CAS
65383-66-6
化学式
C13H14O4
mdl
——
分子量
234.252
InChiKey
MPZJGHHXFBVGPW-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):
    1.7
  • 重原子数:
    17
  • 可旋转键数:
    0
  • 环数:
    3.0
  • sp3杂化的碳原子比例:
    0.46
  • 拓扑面积:
    44.8
  • 氢给体数:
    0
  • 氢受体数:
    4

上下游信息

  • 上游原料
    中文名称 英文名称 CAS号 化学式 分子量

反应信息

点击查看最新优质反应信息

文献信息

  • Process for the preparation of chromene derivatives
    申请人:Alkaloida Vegyeszeti Gyar
    公开号:US04968819A1
    公开(公告)日:1990-11-06
    The invention relates to a process for the preparation of Chromenes of the general Formula V ##STR1## prepared from chromanone derivatives.
    该发明涉及一种从色酮衍生物制备通式V的色烯化合物的方法,其化学式为##STR1##。
  • Chromene derivatives and pesticidal composition comprising the same
    申请人:Alkaloida Vegyeszeti Gyar
    公开号:US04866089A1
    公开(公告)日:1989-09-12
    The invention relates to a process for the preparation of chromenes of the general Formula V ##STR1## (wherein R.sup.1 and R.sup.2 are hydrogen, optionally halogeno substituted C.sub.1-6 alkyl or aryl; R.sup.3 and R.sup.7 stand for hydrogen, halogen or C.sub.1-6 alkyl; R.sup.4 represents C.sub.1-8 alkyl, aryl, aralkyl or a group containing a carbonyl group; R.sup.5 and R.sup.6 stand for C.sub.1-10 alkyl, aryl, amino, hydroxyalkyl, alkoxyalkenyl, alkylmercaptoalkyl, acyl, carboxy or an ester group or a halogen atom; n is 0 or 1) which comprises (a) for the preparation of compounds, in which R.sup.5 and R.sup.6 stand for different groups, reacting a compound of the general Formula I ##STR2## with an approximately equimolar, preferably 0.8-1.5 molar amount of a reactant of the general Formula R.sup.5 --X-related to the amount of the compound of the general Formula I (wherein R.sup.5 has the same meaning as stated above X is halogen) and reacting the O-monosubstituted compound of the general Formula III ##STR3## (wherein R.sup.1 -R.sup.6 and n are as stated above) obtained with a 1.1-1.5 molar amount of a compound of the general Formula III (wherein R.sup.6 and X are as stated above); or (b) for the preparation of compounds, in which R.sup.5 and R.sup.6 stand for the same group, reacting a chromanone of the general Formula I (wherein R.sup.1 -R.sup.4 and m have the meaning as stated above) with a 2-3 molar amount of a compound of the general Formula R.sup.5 --X-related to the amount of the compound of the general Formula I (wherein R.sup.5 and X are as stated above), preferably in the presence of a base, a catalyst and a solvent, and thereafter reducing the O-substituted chromanone derivative of the general Formula III thus obtained (wherein R.sup.1 -R.sup.6 and n are as stated above) and dehydrating the chromanol derivative of the general Formula IV ##STR4## thus obtained (wherein R.sup.1 -R.sup.6 and n are as stated above) in acidic-aqueous medium. The compounds of the general Formula V are partly new and useful for the preparation of pesticides.
    本发明涉及一种制备通式V的色酮的方法:##STR1##(其中R.sup.1和R.sup.2是氢、可选用卤代C.sub.1-6烷基或芳基;R.sup.3和R.sup.7代表氢、卤素或C.sub.1-6烷基;R.sup.4代表C.sub.1-8烷基、芳基、芳基烷基或含有羰基基团的基团;R.sup.5和R.sup.6代表C.sub.1-10烷基、芳基、氨基、羟基烷基、烷氧基烯基、烷基硫醇烷基、酰基、羧基或酯基或卤素原子;n为0或1),其中包括以下步骤:(a) 对于制备R.sup.5和R.sup.6代表不同基团的化合物,将通式I的化合物##STR2##与通式R.sup.5--X的反应物反应,其摩尔量大致相等,优选为通式I的化合物的0.8-1.5摩尔量(其中R.sup.5具有上述相同的含义,X为卤素),然后将通式III的O-单取代化合物##STR3##(其中R.sup.1-R.sup.6和n如上所述)与通式III的化合物反应,其摩尔量为1.1-1.5(其中R.sup.6和X如上所述); 或(b) 对于制备R.sup.5和R.sup.6代表相同基团的化合物,将通式I的色酮(其中R.sup.1-R.sup.4和m的含义如上)与通式R.sup.5--X的化合物反应,其摩尔量为通式I的化合物的2-3倍(其中R.sup.5和X如上所述),优选在碱、催化剂和溶剂的存在下进行,然后在酸性水介质中还原通式III的O取代色酮衍生物(其中R.sup.1-R.sup.6和n如上所述),并脱水通式IV的色酚衍生物##STR4##(其中R.sup.1-R.sup.6和n如上所述)。通式V的化合物部分是新的,对于制备杀虫剂有用。
  • BENZOPYRAN AND BENZOTHIOPYRAN DERIVATIVES AND COMPOSITIONS CONTAINING THEM
    申请人:ALKALOIDA VEGYéSZETI GYáR
    公开号:EP0271550A1
    公开(公告)日:1988-06-22
  • US4866089A
    申请人:——
    公开号:US4866089A
    公开(公告)日:1989-09-12
  • US4968819A
    申请人:——
    公开号:US4968819A
    公开(公告)日:1990-11-06
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