2-辛炔(英语:2-Octyne,或oct-2-yne,也称为甲基正戊基乙炔methylpentylethyne[1])是辛炔的一种同分异构体,分子式C8H14,2号与3号碳原子之间为碳碳三键[2]。在常温常压下,2-辛炔密度为0.759 g/mL[3]沸点为137摄氏度[3]摩尔质量为110.20 g/mol[2]

Quick Facts 2-辛炔, 识别 ...
2-辛炔
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别名 Amylmethylacetylene; Methylpentylacetylene
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CAS号 2809-67-8
PubChem 17769
ChemSpider 16791
SMILES
 
  • CC#CCCCCC
InChI
 
  • 1/C8H14/c1-3-5-7-8-6-4-2/h3,5,7-8H2,1-2H3
InChIKey QCQALVMFTWRCFI-UHFFFAOYAD
EINECS 220-553-3
性质
化学式 C8H14
摩尔质量 110.2 g·mol−1
密度 0.759 g/mL
沸点 137 °C(410 K)
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。
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