7521-80-4 BUTYL TRICHLOROSILANE Butylsilicon trichloride Butyltrichlorosilane Butyltrichlorosilane [UN1747] [Corrosive] EINECS 231-381-3 HSDB 283 N-Butyl trichlorosilane NSC 93881 Silane, butyltrichloro- Trichlorobutylsilane UN1747