CAS号:420-37-1
品名:三甲基氧鎓四氟硼酸TRIMETHYLOXONIUMTETRAFLUOROBORATE
中文别名:三甲基钖四氟硼酸;
英文别名:TriMethyloxoniuMTetrafluoroborate;Oxonium,trimethyl-,tetrafluoroborate(1-);trimethyloxidanium,tetrafluoroborate;
分子式:C3H9BF4O
分子量:147.908
精确质量:148.068
Psa:9.23
MDL号:MFCD00011798
外观与性状:白色至灰白色晶体
密度:
熔点:200 °C
储存条件:2-8ºC
安全说明:S26-S36/37/39-S43-S45
危险类别码:R14
WGK Germany:3
海关编码:2909199090
危险品运输编码:UN 3261 8/PG 2
危险类别:8
包装等级:II
危险品标志:C
信号词:Danger
危险性防范说明:P280; P305 + P351 + P338; P310
危险标志:GHS05
危险性描述:H314
简介:TrimethyloxoniumtetrafluoroborateMe3OBF4(sometimescalledthe\"Meerweinsalt\"afterHansMeerwein)isastrongmethylatingagent.Itisthemethylanalogtotriethyloxoniumtetrafluoroborate.Commerciallyavailable,thiscompoundispreparedsimilarly,byreactionofborontrifluorideetheratewithdimethyletherandepichlorohydrin.
用途:1.用于氢氧基基团的氧化,合成海洋天然产品。
C-X键形成(无卤素)