苯乙炔

• 产品号: A12139
• CAS号: 536-74-3
• 分子式: C8H6
• 分子量: 102.13324
• 纯 度: 98+%

产品别名

• 标题: Phenylacetylene
• IUPAC标准名: ethynylbenzene
• IUPAC传统名: phenylacetylene
• 别名: Ethynylbenzene

产品登记号

• 默克索引号: 143861
• EC号: 208-645-1
• MDL号: MFCD00008570
• Beilstein号: 605461
• CAS号: 536-74-3

产品性质

• 纯度: 98+%
• 沸点: 142-144°C
• 密度: 0.930
• 闪点: 27°C(81°F)
• 熔点: -45°C
• 折射率: 1.5480
• GHS危险声明: H304-H226-H319-H335
• 欧盟危险性物质标志: X
• GHS警示性声明: P261-P280F-P305+P351+P338-P301+P330+P331-P315
• 危险公开号: 10-36/37-65
• RTECS编号: DA0780000
• 安全公开号: 23-26-36-62
• 保存注意事项: Light Sensitive
• TSCA收录: 是
• 联合国危险货物等级: 3
• 联合国危险货物编号: UN3295
• 联合国危险货物包装类别(PG): III

参考文献

• For preparation of the cuprate and references for coupling with aryl halides to give diarylacetylenes, see: Org. Synth. Coll., 6, 916 (1988).
• Conversion to the 1-bromoalkyne has been described: Org. Synth. Coll., 5, 921 (1973). For an improved phase-transfer method, using NaBr/NaOCl, see: J. Org. Chem., 57, 4555 (1992).
• Dimetallation can be accomplished with a 2:1 molar mixture of n-BuLi and KO-t-Bu in THF, the second metallation occurring specifically at the ortho-position. Thus, the bis(TMS)-derivative can be prepared in excellent yield: J. Org. Chem., 55, 1311 (1990).
• For cyanation with CuCN in the presence of TMS chloride and NaI, see: Tetrahedron Lett., 34, 591 (1993).
• Glaser oxidative coupling by Cu(OAc)₂ in pyridine gives diphenylbuta-1,3-diyne: Org. Synth. Coll., 5, 499 (1973).
• For conversion to the Grignard with ethylmagnesium bromide, and subsequent Cu-catalyzed coupling with allyl bromide, see: Org. Synth. Coll., 6, 925 (1988).