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propyne

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propyne
propyne Chem. (ˈprəʊpaɪn) [f. propane + -yne.] A gaseous, unsaturated hydrocarbon, CH3{b1}C{vddd}CH, which resembles acetylene, from which it is formally derived by replacing a hydrogen atom by methyl; allylene.1931 Jrnl. Chem. Soc. 1610 The names of hydrocarbons containing the triple linking will e... Oxford English Dictionary
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Propadiene
Production and equilibrium with methylacetylene Allene exists in equilibrium with methylacetylene (propyne) and the mixture is sometimes called MAPD for wikipedia.org
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propadiene
propadiene, n. Chem. (prəʊpəˈdaɪiːn) [f. propane n. + di-2 + -ene.] A gaseous unsaturated hydrocarbon, CH2:C:CH2 , isomeric with propyne. Also called allene.1926 Chem. Abstr. XX. 3685 Propadiene was prepd. by dropping the dibromopropylene into a flask contg. Zn dust and EtOH and heating. 1939 Jrnl. ... Oxford English Dictionary
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Propargyl group
It is an alkyl group derived from propyne (). wikipedia.org
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Propynyllithium
gas through a solution of n-butyllithium or by direct metallization of propyne with lithium in liquid ammonia or other solvent. percentage of propyne. wikipedia.org
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-yne
-yne (-aɪn) orig. var. -ine5, now used in its own right to denote a triple bond between carbon atoms, as in butyne, propyne.1931 Jrnl. Chem. Soc. 1610 Definitive Report of the Committee [of the International Union of Chemistry] for the Reform of Nomenclature in Organic Chemistry... The name of hydro... Oxford English Dictionary
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2-Butyne
Applications 2-Butyne, along with propyne, is used to synthesize alkylated hydroquinones in the total synthesis of Vitamin E. wikipedia.org
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mifepristone
mifepristone, n. Pharm. (mɪfɛˈprɪstəʊn) [Prob. ad. Du. mifepriston (coined by Vervest & Haspels 1985, in Nederlands Tijdschr. voor Geneeskunde XXXV. 1680), f. mefi- (representing aminophenol s.v. amino-) + -pri- (representing propyne n.) + -st- (representing oestradiol n.) + -one.] A synthetic norst... Oxford English Dictionary
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2-Methoxypropene
diols to the acetonide group. 2-Methoxypropene can be prepared by the elimination of methanol from dimethoxypropane, or by the addition of methanol to propyne wikipedia.org
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Propargyl bromide
A colorless liquid, it is a halogenated organic compound consisting of propyne with a bromine substituent on the methyl group. wikipedia.org
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بروباين
مراجع وصلات خارجية NIST Chemistry WebBook page for propyne German Aerospace Center Nova Chemicals CDC - NIOSH Pocket Guide to Chemical Hazards wikipedia.org
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Penta-2,3-dienedioic acid
It was the first allene to be synthesized, in 1887, but the structure of it was thought to be a propyne core instead of an allene. wikipedia.org
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为什么一个碳原子上不能同时存在两个碳碳双键？
参考： 1，Klaus Buckl, Andreas Meiswinkel "Propyne" in Ullmann's Encyclopedia of Industrial Chemistry, 2008, Wiley-VCH, Weinheim. doi:10.1002/14356007.m22_ zhihu
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Alkyne
Acetylene Propyne 1-Butyne In organic chemistry, an alkyne is an unsaturated hydrocarbon containing at least one carbon—carbon triple bond. An example is methylacetylene (propyne using IUPAC nomenclature). They are often prepared by alkylation of monosodium acetylide. wikipedia.org
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Methylacetylene-propadiene gas
MPS gases An MPS gas is a mixture of two or more of propane, butane, butadiene, methylacetylene (propyne, CH3C≡CH) and propadiene (CH2=C=CH2). wikipedia.org
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