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3-(Dimethoxymethyl)hept-2-en-4-yne | 55947-19-8

中文名称
——
中文别名
——
英文名称
3-(Dimethoxymethyl)hept-2-en-4-yne
英文别名
3-(dimethoxymethyl)hept-2-en-4-yne
3-(Dimethoxymethyl)hept-2-en-4-yne化学式
CAS
55947-19-8
化学式
C10H16O2
mdl
——
分子量
168.23
InChiKey
NJRUWVQBZGDQQG-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):
    2.4
  • 重原子数:
    12
  • 可旋转键数:
    4
  • 环数:
    0.0
  • sp3杂化的碳原子比例:
    0.6
  • 拓扑面积:
    18.5
  • 氢给体数:
    0
  • 氢受体数:
    2

反应信息

  • 作为产物:
    描述:
    参考文献:
    名称:
    Acetals of conjugated alkenals
    摘要:
    本文描述了在制备新型2-烷基亚甲基-3-炔醛和2-烷基亚甲基-3-烯醛的过程中形成的中间体、缩醛物。该过程包括将烷基金属乙炔基与二烷氧基乙腈或二烷氧基二烷基乙酰胺反应形成亚胺盐,水解亚胺盐形成1,1-二烷氧基-3-炔基-2-酮,或者(a)首先用烷基亚磷酰胺或烷基磷酸三酰胺或烷基磷酰胺阴离子化合物处理炔酮以提供二烷氧基烷基亚甲基炔烃,然后要么(1)水解二烷氧基烷基亚甲基炔烃形成新型醛、烷基亚甲基炔醛,如果需要,将烷基亚甲基炔醛的三键还原为双键得到相应的烷基亚烯醛,要么(2)首先将二烷氧基烷基亚甲基炔烃还原成1,1-二烷氧基-2-烷基亚甲基-3-烯,然后如有需要,再水解该1,1-二烷氧基-2-烷基亚甲基-3-烯形成所需的2-烷基亚甲基-3-烯醛;或者(b)首先将炔酮还原成1,1-二烷氧基-3-烯-2-酮,然后用烷基亚磷酰胺或烷基磷酸三酰胺或烷基磷酰胺阴离子化合物处理1,1-二烷氧基-3-烯-2-酮以提供二烷氧基烷基亚甲基烯烃,如有需要,然后水解该二烷氧基烷基亚甲基烯烃形成所需的2-烷基亚甲基-3-烯醛。
    公开号:
    US04107217A1
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文献信息

  • Lower alkenals
    申请人:International Flavors & Fragrances Inc.
    公开号:US03970701A1
    公开(公告)日:1976-07-20
    Novel lower 2-alkylidene-2-alkenals having the formula: ##SPC1## Wherein one of R.sub.1 and R.sub.2 is hydrogen and the other is methyl, and one of R.sub.3 and R.sub.4 is hydrogen and the other is an alkyl group having two or four carbon atoms, such alkenals being useful in altering organoleptic properties of consumable materials.
    新型的下游2-烷基亚甲基-2-烯醛具有以下式子:##SPC1##其中R.sub.1和R.sub.2中的一个是氢,另一个是甲基,而R.sub.3和R.sub.4中的一个是氢,另一个是具有两个或四个碳原子的烷基,这种烯醛对改变可食用材料的感官特性有用。
  • Foodstuff flavoring compositions comprising alkylidene alkenals and
    申请人:International Flavors & Fragrances Inc.
    公开号:US03988487A1
    公开(公告)日:1976-10-26
    Methods for altering, modifying or enhancing the organoleptic properties of foodstuffs and perfumes comprising incorporating with such materials a small but effective amount (from 0.02 ppm up to about 150 ppm) of at least one 2-alkylidene-cis-3-alkenal or at least one 2-alkylidene-trans-3-alkenal or a mixture having at last one 2-alkylidene-trans-3-alkenal and one 2-alkylidene-cis-3-alkenal represented by the formula: ##SPC1## Or di-lower alkyl acetal thereof wherein one of R.sub.1 and R.sub.2 is hydrogen and the other is lower alkyl; and one of R.sub.3 and R.sub.4 is hydrogen and the other is lower alkyl; together with compositions containing the said 2-alkylidene-3-alkenals or acetals thereof for use in altering such organoleptic properties.
    改变、修改或增强食品和香水的感官特性的方法包括向这些材料中加入一小但有效量(从0.02 ppm到约150 ppm)的至少一种2-烷基亚甲基-顺式-3-烯醛或至少一种2-烷基亚甲基-反式-3-烯醛或具有至少一种2-烷基亚甲基-反式-3-烯醛和一种2-烷基亚甲基-顺式-3-烯醛的混合物,其化学式为:##SPC1## 或其二级低烷基缩醛,其中R.sub.1和R.sub.2中的一个是氢,另一个是低烷基;R.sub.3和R.sub.4中的一个是氢,另一个是低烷基;以及含有所述2-烷基亚甲基-3-烯醛或其缩醛的组合物,用于改变这种感官特性。
  • Acetals of conjugated alkenals
    申请人:International Flavors & Fragrances Inc.
    公开号:US04107217A1
    公开(公告)日:1978-08-15
    Described are intermediates, acetals formed in processes for producing novel 2-alkylidene-3-alkynals and 2-alkylidene-3-alkenals which processes comprise reacting an alkyl metallo acetylide with a dialkoxy acetonitrile or a dialkoxy dialkyl acetamide to form an imine salt, hydrolyzing the imine salt to form a 1,1-dialkoxy-3-alkyn-2-one, alternatively (a) first treating the alkynone with an alkylidene tri-substituted phosphorane or an alkylidene phosphorous triamide or an alkyl phosphoramide anionic compound to provide a dialkoxy alkylidene alkyne, and then either (1) hydrolyzing the dialkoxy alkylidene alkyne to form a novel aldehyde, an alkylidene alkynal, and if desired, reducing the triple bond of the alkylidene alkynal to a double bond to obtain the corresponding alkylidene alkenal or (2) first reducing the dialkoxy alkylidene alkyne to form a 1,1-dialkoxy-2-alkylidene-3-alkene and if desired then hydrolyzing said 1,1-dialkoxy-2-alkylidene-3-alkene to form the desired 2-alkylidene-3-alkenal; or (b) first reducing the alkynone to form a 1,1-dialkoxy-3-alken-2-one and then treating the 1,1-dialkoxy-3-alken-2-one with an alkylidene tri-substituted phosphorane or an alkylidene phosphorous triamide or an alkyl phosphoramide anionic compound to provide a dialkoxy alkylidene alkene and, if desired, then hydrolyzing said dialkoxy alkylidene alkene to form the desired 2-alkylidene-3-alkenal.
    本文描述了在制备新型2-烷基亚甲基-3-炔醛和2-烷基亚甲基-3-烯醛的过程中形成的中间体、缩醛物。该过程包括将烷基金属乙炔基与二烷氧基乙腈或二烷氧基二烷基乙酰胺反应形成亚胺盐,水解亚胺盐形成1,1-二烷氧基-3-炔基-2-酮,或者(a)首先用烷基亚磷酰胺或烷基磷酸三酰胺或烷基磷酰胺阴离子化合物处理炔酮以提供二烷氧基烷基亚甲基炔烃,然后要么(1)水解二烷氧基烷基亚甲基炔烃形成新型醛、烷基亚甲基炔醛,如果需要,将烷基亚甲基炔醛的三键还原为双键得到相应的烷基亚烯醛,要么(2)首先将二烷氧基烷基亚甲基炔烃还原成1,1-二烷氧基-2-烷基亚甲基-3-烯,然后如有需要,再水解该1,1-二烷氧基-2-烷基亚甲基-3-烯形成所需的2-烷基亚甲基-3-烯醛;或者(b)首先将炔酮还原成1,1-二烷氧基-3-烯-2-酮,然后用烷基亚磷酰胺或烷基磷酸三酰胺或烷基磷酰胺阴离子化合物处理1,1-二烷氧基-3-烯-2-酮以提供二烷氧基烷基亚甲基烯烃,如有需要,然后水解该二烷氧基烷基亚甲基烯烃形成所需的2-烷基亚甲基-3-烯醛。
  • Processes for producing alkenals and intermediates therefor
    申请人:International Flavors & Fragrances Inc.
    公开号:US04045497A1
    公开(公告)日:1977-08-30
    Processes for producing novel 2-alkylidene-3-alkynals and 2-alkylidene-3-alkenals which comprise reacting an alkyl metallo acetylide with a dialkoxy acetonitrile or a dialkoxy dialkyl acetamide to form an imine salt, hydrolyzying the imine salt to form a 1,1-dialkoxy-3-alkyn-2-one, alternatively (a) first treating the alkynone with an alkylidene tri-substituted phosphorane or an alkylidene phosphorous triamide or an alkyl phosphoramide anionic compound to provide a dialkoxy alkylidene alkyne, and then either (1) hydrolyzing the dialkoxy alkylidene alkyne to form a novel aldehyde, an alkylidene alkynal, and if desired, reducing the triple bond of the alkylidene alkynal to a double bond to obtain the corresponding alkylidene alkenal or (2) first reducing the dialkoxy alkylidene alkyne to form a 1,1-dialkoxy-2-alkylidene-3-alkene and if desired then hydrolyzing said 1,1-dialkoxy-2-alkylidene-3-alkene to form the desired 2-alkylidene-3-alkenal; or (b) first reducing the alkynone to form a 1,1-dialkoxy-3-alken-2-one and then treating the 1,1-dialkoxy-3-alken-2-one with an alkylidene tri-substituted phosphorane or an alkylidene phosphorous triamide or an alkyl phosphoramide anionic compound to provide a dialkoxy alkylidene alkene and, if desired, then hydrolyzing said dialkoxy alkylidene alkene to form the desired 2-alkylidene-3-alkenal; together with novel alkylidene alkynals and acetals thereof so produced.
    生产新型2-烷基亚甲基-3-炔醛和2-烷基亚甲基-3-烯醛的方法包括将烷基金属乙炔基与二烷氧基乙腈或二烷氧基二烷基乙酰胺反应形成亚胺盐,水解亚胺盐形成1,1-二烷氧基-3-炔基-2-酮,或者(a)首先用烷基亚磷酸三取代物或烷基磷酸三酰胺或烷基磷酰胺阴离子化合物处理炔酮以提供二烷氧基烷基亚甲基炔烃,然后要么(1)水解二烷氧基烷基亚甲基炔烃以形成新型醛、烷基亚甲基炔醛,并根据需要将烷基亚甲基炔醛的三键还原为双键以获得相应的烷基亚烯醛,要么(2)首先将二烷氧基烷基亚甲基炔烃还原为1,1-二烷氧基-2-烷基亚甲基-3-烯,然后如果需要,水解所述的1,1-二烷氧基-2-烷基亚甲基-3-烯以形成所需的2-烷基亚甲基-3-烯醛;或者(b)首先将炔酮还原为1,1-二烷氧基-3-烯-2-酮,然后用烷基亚磷酸三取代物或烷基磷酸三酰胺或烷基磷酰胺阴离子化合物处理1,1-二烷氧基-3-烯-2-酮以提供二烷氧基烷基亚甲基烯烃,并且如果需要,然后水解所述的二烷氧基烷基亚甲基烯烃以形成所需的2-烷基亚甲基-3-烯醛;以及由此生产的新型烷基亚甲基炔醛和其缩醛。
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