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    首页 分子通 按物质功能分类 化学试剂 有机试剂 烯烃（环状与无环状）

    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
    —— (Z)-but-2-ene-1,1-diyl diacetate 25260-60-0 C8H12O4
    (Z)-but-2-ene-1,1-diyl diacetate
    —— Zinc bromide 6-ethenylidenecyclohexa-2,4-dien-1-ide (1/1/1) 151073-86-8 C8H7BrZn
    Zinc bromide 6-ethenylidenecyclohexa-2,4-dien-1-ide (1/1/1)
    —— (1Z,3Z,6Z,10Z,14S)-3,7,11-trimethyl-14-propan-2-ylcyclotetradeca-1,3,6,10-tetraene 1898-13-1 C20H32
    (1Z,3Z,6Z,10Z,14S)-3,7,11-trimethyl-14-propan-2-ylcyclotetradeca-1,3,6,10-tetraene
    —— (5S,12R)-5,12-Dihydroxyicosa-6,8,10,14,17-pentaenoic acid 80445-66-5 C20H30O4
    (5S,12R)-5,12-Dihydroxyicosa-6,8,10,14,17-pentaenoic acid
    —— 1,1,1,2,2,3,3,4,4,5,5,6,6-Tridecafluorotetradec-7-ene 120464-26-8 C14H15F13
    1,1,1,2,2,3,3,4,4,5,5,6,6-Tridecafluorotetradec-7-ene
    —— Bis(ethylcyclopentadienyl)chromium 55940-03-9 C14H18Cr
    Bis(ethylcyclopentadienyl)chromium
    —— {[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-4-hydroxy-2-({[hydroxy({[hydroxy({3-hydroxy-2,2-dimethyl-3-[(2-{[2-(prop-2-enoylsulfanyl)ethyl]carbamoyl}ethyl)carbamoyl]propoxy})phosphoryl]oxy})phosphoryl]oxy}methyl)oxolan-3-yl]oxy}phosphonic acid 5776-58-9 C24H38N7O17P3S
    {[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-4-hydroxy-2-({[hydroxy({[hydroxy({3-hydroxy-2,2-dimethyl-3-[(2-{[2-(prop-2-enoylsulfanyl)ethyl]carbamoyl}ethyl)carbamoyl]propoxy})phosphoryl]oxy})phosphoryl]oxy}methyl)oxolan-3-yl]oxy}phosphonic acid
    —— diphenylmethyl (6R,7R)-7-(phenylacetamido)ceph-3-em-4-carboxylate 36923-19-0 C28H24N2O4S
    diphenylmethyl (6R,7R)-7-(phenylacetamido)ceph-3-em-4-carboxylate
    —— (3Z,6Z,10Z)-3,7,11-trimethyl-14-propan-2-ylcyclotetradeca-1,3,6,10-tetraene 1898-13-1 C20H32
    (3Z,6Z,10Z)-3,7,11-trimethyl-14-propan-2-ylcyclotetradeca-1,3,6,10-tetraene
    —— 4-amino-5-C-cyano-4,5-dideoxy-2,3-O-isopropylidene-L-lyxono-1,4-lactam 286859-17-4 C9H12N2O3
    4-amino-5-C-cyano-4,5-dideoxy-2,3-O-isopropylidene-L-lyxono-1,4-lactam
    —— 7-thiabicyclo[4.1.0]heptane 286-28-2 C6H10S
    7-thiabicyclo[4.1.0]heptane
    —— (4E,8E,13E)-(1S,3R,12S)-12-Isopropyl-1,5,9-trimethyl-cyclotetradeca-4,8,13-triene-1,3-diol 57605-80-8 C20H34O2
    (4E,8E,13E)-(1S,3R,12S)-12-Isopropyl-1,5,9-trimethyl-cyclotetradeca-4,8,13-triene-1,3-diol
    —— (3S)-1-hepten-3-ol 4938-52-7 C7H14O
    (3S)-1-hepten-3-ol
    —— 1-((prop-2-yn-1-yloxy)methyl)-4-vinylbenzene 132679-16-4 C12H12O
    1-((prop-2-yn-1-yloxy)methyl)-4-vinylbenzene
    —— (E)-2,2'-(1,2-ethenediyl)-3,3'-didodecylbisthiophene 1234306-17-2 C34H56S2
    (E)-2,2'-(1,2-ethenediyl)-3,3'-didodecylbisthiophene
    —— 7-oxabicyclo[2.2.1]hept-5-ene-2-carbonitrile 53750-68-8 C7H7NO
    7-oxabicyclo[2.2.1]hept-5-ene-2-carbonitrile
    —— 5-methylbicyclo[2.2.1]heptan-2-ene 822-96-8 C8H12
    5-methylbicyclo[2.2.1]heptan-2-ene
    —— (Z)-9-oxabicyclo[6.1.0]non-2-ene 6690-12-6 C8H12O
    (Z)-9-oxabicyclo[6.1.0]non-2-ene
    —— exo-5-phenylbicyclo[2.2.1]hept-2-ene 6143-30-2 C13H14
    exo-5-phenylbicyclo[2.2.1]hept-2-ene
    —— 1,2-bis[4-(bromomethyl)phenyl]-1,2-diphenylethene 1053241-67-0 C28H22Br2
    1,2-bis[4-(bromomethyl)phenyl]-1,2-diphenylethene
    —— bis(pentamethylcyclopentadienyl)magnesium 74507-64-5 2C10H15*Mg
    bis(pentamethylcyclopentadienyl)magnesium
    —— (2E)-2,6-hexadiene 5194-51-4 C6H10
    (2E)-2,6-hexadiene
    —— 2,2-difluoropent-4-en-1-ol 110482-97-8 C5H8F2O
    2,2-difluoropent-4-en-1-ol
    —— methyl divinyl phosphine oxide 945460-42-4 C5H9OP
    methyl divinyl phosphine oxide
    —— 3,4-diacetoxystyrene 57142-64-0 C12H12O4
    3,4-diacetoxystyrene
    —— 5-(2-nitro-1(Z)-ethenyl)benzo[d][1,3]dioxol 22568-48-5 C9H7NO4
    5-(2-nitro-1(Z)-ethenyl)benzo[d][1,3]dioxol
    —— 2-nitro-1-(3,4-methylenedioxyphenyl)-1-propene 5438-41-5 C10H9NO4
    2-nitro-1-(3,4-methylenedioxyphenyl)-1-propene
    —— trans-[(AuCl)2dppee] 99396-97-1 C26H22Au2Cl2P2
    trans-[(AuCl)2dppee]
    —— p-(3-butenyl)styrene 5676-28-8 C12H14
    p-(3-butenyl)styrene
    —— 3-cyclopentenylmethyl chloride 88710-86-5 C6H9Cl
    3-cyclopentenylmethyl chloride
    —— 3,4,5-trimethoxy-β-nitrostyrene 6316-70-7 C11H13NO5
    3,4,5-trimethoxy-β-nitrostyrene
    —— L-rhamnal 53657-42-4 C6H10O3
    L-rhamnal
    —— 2a,4a,6a,8a-Decahydro-tetraazacyclopent[fg]acenaphthylene 74199-09-0 C10H18N4
    2a,4a,6a,8a-Decahydro-tetraazacyclopent[fg]acenaphthylene
    —— mesitylcopper(I) 75732-01-3 C9H11Cu
    mesitylcopper(I)
    —— 2,4-dimethoxy-β-nitro-styrene 1891-10-7 C10H11NO4
    2,4-dimethoxy-β-nitro-styrene
    —— 1-bromo-4-styrylbenzene 4714-24-3 C14H11Br
    1-bromo-4-styrylbenzene
    —— (2Z,6Z,10E,14E)-3,7,11,15,19-pentamethylicosa-2,6,10,14,18-pentaen-1-ol 22488-05-7 C25H42O
    (2Z,6Z,10E,14E)-3,7,11,15,19-pentamethylicosa-2,6,10,14,18-pentaen-1-ol
    —— magnesium,2-methylbut-2-ene,chloride 35189-96-9 C5H9ClMg
    magnesium,2-methylbut-2-ene,chloride
    —— 3-isopropyl-6-methylcyclohexa-1,4-diene 99-85-4 C10H16
    3-isopropyl-6-methylcyclohexa-1,4-diene
    —— ligand C<sub>5</sub>Me<sub>4</sub>HCH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> 64417-12-5 C12H20
    ligand C<sub>5</sub>Me<sub>4</sub>HCH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub>
    —— bis(1,2,3,4-tetramethylcyclopentadienyl)zirconium dichloride 119445-90-8 C18H26Cl2Zr
    bis(1,2,3,4-tetramethylcyclopentadienyl)zirconium dichloride
    —— 5,6,11,12-Tetrahydro-dibenz<b,f>azocin 5697-88-1 C15H15N
    5,6,11,12-Tetrahydro-dibenz<b,f>azocin
    —— 1,2-dichlorodifluoroethylene 27156-03-2 C2Cl2F2
    1,2-dichlorodifluoroethylene
    —— cis-1,2-dichloro-1,2-difluoroethene 27156-03-2 C2Cl2F2
    cis-1,2-dichloro-1,2-difluoroethene
    —— [3S-(1Z,3α,5β)]-2-[3,5-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethanol 81506-24-3 C21H42O3Si2
    [3S-(1Z,3α,5β)]-2-[3,5-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethanol
    —— RuCl(p-cymene)(2-phenylpyridine) 811436-73-4 C21H22ClNRu
    RuCl(p-cymene)(2-phenylpyridine)
    —— chloro(cyclopentadienyl)[bis(diphenylphosphino)methane]ruthenium 71397-33-6 C30H27ClP2Ru
    chloro(cyclopentadienyl)[bis(diphenylphosphino)methane]ruthenium
    —— cis-bicyclo<3.3.0>oct-2-ene 930-99-4 C8H12
    cis-bicyclo<3.3.0>oct-2-ene
    —— 1,4-dimethyl-cyclohexa-1,4-diene 4074-22-0 C8H12
    1,4-dimethyl-cyclohexa-1,4-diene
    —— 1,1-diphenylprop-2-en-1-ol 3923-51-1 C15H14O
    1,1-diphenylprop-2-en-1-ol