Product Name: Dichlorosilane SiH2Cl2 Dichlorosilane is flammable, and its vapor can form a wide range of explosive mixtures with air. There is a danger of burning and explosion in contact with heat sources and open flames. Reacts violently with halogens and other oxidants. It reacts violently in contact with water or water vapor, generating hydrochloric acid fumes. Transportation DOT Shipping Name Dichlorosilane DOT Classification 2.3 DOT Label Inflammable UN NO. UN 2189 CAS No. 4109-96-0 CGA/DISS/JIS 330/642/W22-14L Shipped as Liquid