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烯烃(环状与无环状)

烯烃

烯烃是含有一个或多个碳-碳双键的有机化合物,是有机化学中的重要一类化合物。根据分子结构的不同,烯烃可以分为无环烯烃和环烯烃。

无环烯烃

无环烯烃是指不含环状结构的烯烃,最简单的例子是乙烯(CH2=CH2)。无环烯烃通常具有较高的反应活性,并且是合成其他有机化合物的重要原料。它们可以通过加氢反应、卤代反应等多种化学反应进行修饰和转化。

环烯烃

环烯烃是指含有一个或多个碳-碳双键的环状结构,包括单环烯烃和多环烯烃等。单环烯烃的例子有环戊二烯(C5H6);而多环烯烃则可能形成更复杂的环状结构。

烯烃的重要性质
  1. 稳定性:无环烯烃通常较稳定,不易发生自身聚合。
  2. 反应性:环烯烃和无环烯烃都具有较高的化学反应活性,特别是对于加成反应、氧化还原反应等。
  3. 物理性质:根据碳链长度不同,烯烃的沸点也会有所差异。一般来说,分子量越大,沸点越高。
应用领域
  • 化工材料:许多用于制造塑料、橡胶和纤维的重要化合物都是基于烯烃。
  • 医药产业:一些药物或其中间体可能含有环状或无环烯烃结构。
  • 催化剂开发:在合成化学中,设计有效的催化剂对于提高烯烃转化效率至关重要。

以上是关于烯烃(包括环状与无环状)的一般介绍,具体研究和应用领域可能涉及更复杂的科学概念和技术细节。

中文名称 英文名称 CAS号 化学式 结构式图片
—— endo-cis-5-Norbornen-2,3-dimethanol 85-39-2 C9H14O2
endo-cis-5-Norbornen-2,3-dimethanol
—— [(1S,2R,3S,4S)-3-(hydroxymethyl)-2-bicyclo[2.2.1]hept-5-enyl]methanol 85-39-2 C9H14O2
[(1S,2R,3S,4S)-3-(hydroxymethyl)-2-bicyclo[2.2.1]hept-5-enyl]methanol
—— (4Z)-1,4,9-Decatriene 10124-98-8 C10H16
(4Z)-1,4,9-Decatriene
—— 5-exo-methylbicyclo[2.2.1]hept-2-ene 822-96-8 C8H12
5-exo-methylbicyclo[2.2.1]hept-2-ene
—— 2-endo-Methyl-bicyclo<2.2.1>hepten-(5) 822-96-8 C8H12
2-endo-Methyl-bicyclo<2.2.1>hepten-(5)
—— (1S,4S,5R)-5-methylbicyclo[2.2.1]hept-2-ene 822-96-8 C8H12
(1S,4S,5R)-5-methylbicyclo[2.2.1]hept-2-ene
—— (E)-1-propenyl glycidyl ether 1607-23-4 C6H10O2
(E)-1-propenyl glycidyl ether
—— cis-1-(3-Chloroallyl)-3,5,7-triaza-1-azoniaadamantane chloride 51229-78-8 C9H16Cl2N4
cis-1-(3-Chloroallyl)-3,5,7-triaza-1-azoniaadamantane chloride
—— 1,3-Dioxolane-4-methanol, 2-((1E)-2,6-dimethyl-1,5-heptadienyl)- 5694-82-6 C13H22O3
1,3-Dioxolane-4-methanol, 2-((1E)-2,6-dimethyl-1,5-heptadienyl)-
—— (1S,3R,4Z,8Z,12S,13Z)-1,5,9-trimethyl-12-propan-2-ylcyclotetradeca-4,8,13-triene-1,3-diol 57605-80-8 C20H34O2
(1S,3R,4Z,8Z,12S,13Z)-1,5,9-trimethyl-12-propan-2-ylcyclotetradeca-4,8,13-triene-1,3-diol
—— (5R,6E,8Z,10E,12S)-5,12-dihydroxyicosa-6,8,10-trienoic acid 88099-35-8 C20H34O4
(5R,6E,8Z,10E,12S)-5,12-dihydroxyicosa-6,8,10-trienoic acid
—— 3,5-Hexadecadiene, 16,16-diethoxy-, (3Z,5Z)- 71673-23-9 C20H38O2
3,5-Hexadecadiene, 16,16-diethoxy-, (3Z,5Z)-
—— Androst-4-en-17β-ol-3-ol 1156-92-9 C19H30O2
Androst-4-en-17β-ol-3-ol
—— Androst-4-ene-3β,17α-diol 1156-92-9 C19H30O2
Androst-4-ene-3β,17α-diol
—— bis(4-bromophenyl)fumaronitrile 315203-26-0 C16H8Br2N2
bis(4-bromophenyl)fumaronitrile
—— bicyclo[2.2.1]hept-5-ene-2,2-dimethanol 6707-12-6 C9H14O2
bicyclo[2.2.1]hept-5-ene-2,2-dimethanol
—— 12,13-epoxytrichothec-9-ene-3α,4β,15-triol 15 acetate 2623-22-5 C17H24O6
12,13-epoxytrichothec-9-ene-3α,4β,15-triol 15 acetate
—— (-)-pinol 2437-97-0 C10H16O
(-)-pinol
—— (<i>S</i>)-3-methyl-pent-1-en-3-ol 918-85-4 C6H12O
(<i>S</i>)-3-methyl-pent-1-en-3-ol
—— (E)-1,2-bis(4-methoxyphenyl)-1,2-diphenylethene 68578-78-9 C28H24O2
(E)-1,2-bis(4-methoxyphenyl)-1,2-diphenylethene
—— endo-5-Phenylbicyclo<2.2.1>hepten-(2) 6143-30-2 C13H14
endo-5-Phenylbicyclo<2.2.1>hepten-(2)
—— exo-5-Phenyl-norbornen 6143-30-2 C13H14
exo-5-Phenyl-norbornen
—— ent-kaurene 562-28-7 C20H32
ent-kaurene
—— (S)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl)chroman-6-ol 1721-51-3 C29H44O2
(S)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl)chroman-6-ol
—— kaurene 562-28-7 C20H32
kaurene
—— (2E,4Z,6E)-7-(8-hydroxy-1,2,3,4-tetrahydrodibenzo[b,d]furan-1-yl)-4-methoxy-6-methylhepta-2,4,6-trienoic acid 1246172-08-6 C21H22O5
(2E,4Z,6E)-7-(8-hydroxy-1,2,3,4-tetrahydrodibenzo[b,d]furan-1-yl)-4-methoxy-6-methylhepta-2,4,6-trienoic acid
—— 4-(3,3-Dimethylbicyclo(2.2.1)hept-2-ylidene)-2-methyl-2-buten-1-ol 5503-13-9 C14H22O
4-(3,3-Dimethylbicyclo(2.2.1)hept-2-ylidene)-2-methyl-2-buten-1-ol
—— beta-Cembrenediol 57605-81-9 C20H34O2
beta-Cembrenediol
—— 5,12-Dihydroxy-6,8,10,14,17-eicosapentaenoic acid 80445-66-5 C20H30O4
5,12-Dihydroxy-6,8,10,14,17-eicosapentaenoic acid
—— 2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine Hydrogen Tribromide 138666-59-8 C9H17Br3N2 ——
—— [2-(Bicyclo[4.2.0]octa-1,3,5,7-tetraen-3-yl)ethenyl](triethoxy)silane 124389-79-3 C16H22O3Si
[2-(Bicyclo[4.2.0]octa-1,3,5,7-tetraen-3-yl)ethenyl](triethoxy)silane
—— Zirconium(4+) chloride 2-pentylcyclopenta-1,3-dien-1-ide (1/2/2) 113040-61-2 C20H30Cl2Zr
Zirconium(4+) chloride 2-pentylcyclopenta-1,3-dien-1-ide (1/2/2)
—— Zirconium(4+) chloride 2,4,5-trimethylcyclopenta-1,4-dien-1-ide (1/3/1) 188020-78-2 C8H11Cl3Zr
Zirconium(4+) chloride 2,4,5-trimethylcyclopenta-1,4-dien-1-ide (1/3/1)
—— Terbium(3+) tris[2-(propan-2-yl)cyclopenta-1,3-dien-1-ide] 312696-25-6 C24H33Tb
Terbium(3+) tris[2-(propan-2-yl)cyclopenta-1,3-dien-1-ide]
—— N-{2-[(Z)-(2-Amino-1,3,3-tricyanoprop-2-en-1-ylidene)amino]-5-(diethylamino)phenyl}acetamide 140714-28-9 C18H19N7O
N-{2-[(Z)-(2-Amino-1,3,3-tricyanoprop-2-en-1-ylidene)amino]-5-(diethylamino)phenyl}acetamide
—— (But-2-ene-1,4-diyl)bis(triphenylphosphanium) dichloride 106423-29-4 C40H36Cl2P2
(But-2-ene-1,4-diyl)bis(triphenylphosphanium) dichloride
—— (15S)-14-[(2-Amino-2-carboxyethyl)sulfanyl]-15-hydroxyicosa-5,8,10,12-tetraenoic acid 1000852-57-2 C23H37NO5S
(15S)-14-[(2-Amino-2-carboxyethyl)sulfanyl]-15-hydroxyicosa-5,8,10,12-tetraenoic acid
—— (5S,12R)-6,7,14,15-tetradeuterio-5,12-dihydroxyicosa-6,8,10,14-tetraenoic acid 124629-74-9 C20H32O4
(5S,12R)-6,7,14,15-tetradeuterio-5,12-dihydroxyicosa-6,8,10,14-tetraenoic acid
—— Magnesium bis(2-propylcyclopenta-1,3-dien-1-ide) 114504-74-4 C16H22Mg
Magnesium bis(2-propylcyclopenta-1,3-dien-1-ide)
—— Barium bis(3,4,5,5-tetramethyl-2-propylcyclopenta-1,3-dien-1-ide) 210758-43-3 C24H38Ba
Barium bis(3,4,5,5-tetramethyl-2-propylcyclopenta-1,3-dien-1-ide)
—— Yttrium tris[2-(propan-2-yl)cyclopenta-1,3-dien-1-ide] 329735-73-1 C24H33Y
Yttrium tris[2-(propan-2-yl)cyclopenta-1,3-dien-1-ide]
—— Tris(cyclopentadienyl)gadolinium 1272-21-5 C15H15Gd
Tris(cyclopentadienyl)gadolinium
—— cyclopenta-1,3-diene;ytterbium(3+) 1295-20-1 C15H15Yb
cyclopenta-1,3-diene;ytterbium(3+)
—— Hafnium chloride 2-ethylcyclopenta-1,3-dien-1-ide (1/2/2) 78205-93-3 C14H18Cl2Hf
Hafnium chloride 2-ethylcyclopenta-1,3-dien-1-ide (1/2/2)
—— Samarium(3+) tris(cyclopenta-1,3-dien-1-ide) 1298-55-1 C15H15Sm
Samarium(3+) tris(cyclopenta-1,3-dien-1-ide)
—— Yttrium tris(2-butylcyclopenta-1,3-dien-1-ide) 312739-77-8 C27H39Y
Yttrium tris(2-butylcyclopenta-1,3-dien-1-ide)
—— Terbium, tris(eta5-2,4-cyclopentadien-1-yl)- 1272-25-9 C15H15Tb
Terbium, tris(eta5-2,4-cyclopentadien-1-yl)-
—— Erbium tris[2-(propan-2-yl)cyclopenta-1,3-dien-1-ide] 130521-76-5 C24H33Er
Erbium tris[2-(propan-2-yl)cyclopenta-1,3-dien-1-ide]
—— Hafnium cyclopenta-1,3-dien-1-ide methanide (1/2/2) 37260-88-1 C12H16Hf
Hafnium cyclopenta-1,3-dien-1-ide methanide (1/2/2)
—— Hafnium 2-tert-butylcyclopenta-1,3-dien-1-ide methanide (1/2/2) 68193-45-3 C20H32Hf
Hafnium 2-tert-butylcyclopenta-1,3-dien-1-ide methanide (1/2/2)