Product Information

Product Information

Product Name 3,6-Diethynylcarbazole
中文品名 3,6-二乙炔基咔唑
Catalog No.
CAS NO. 909342-65-0
Spec / Purity 96%
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MDL No.: Reaxys No.:
Molecular Weight 215.25 Melting Point(℃): 197.0 to 201.0 °C
Formula C16H9N
Smiles C#CC1=CC2=C(NC3=C2C=C(C#C)C=C3)C=C1
Appearance
Details 用途3,6-二乙炔基咔唑是一种有机中间体. 可由3,6-二溴咔唑为原料先制备3,6-双[三甲基甲硅烷基乙炔基]咔唑,然后脱去三甲基硅基后得到3,6-二乙炔基咔唑。制备在经火焰干燥的100mL圆底Schlenk烧瓶中,将3,6-二溴咔唑(1.0g,3.07mmol)和2mL三甲基甲硅烷基乙炔溶于40mL新鲜蒸馏的干燥三乙胺中。加入100毫克[(PPh3)2PdCl2](0.14毫摩尔),20毫克三苯膦(0.07毫摩尔)和20毫克CuI(0.1毫摩尔)的混合物,并将该悬浮液在氮气气氛下搅拌回流12小时。除去挥发性溶剂后,用100mL二Chemicalbook氯甲烷萃取产物。减压除去溶剂,以98%的产率获?

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