申请人:E. I. DuPont de Nemours and Company
公开号:US03940402A1
公开(公告)日:1976-02-24
Trisaminosulfonium salts of the formula (R.sup.1 R.sup.2 N)(R.sup.3 R.sup.4 N)(R.sup.5 R.sup.6 N)S.sup.+ X.sup.- wherein the R groups are alkyl of 1-20 carbons and each alkyl has at least 2 alpha hydrogens and X is selected from the group (CH.sub.3).sub.3 SiF.sub.2, Cl, Br, I, CN, NCO, NCS NO.sub.2 and N.sub.3, are soluble in organic liquids. They are useful as polymerization catalysts and as reagents to replace other atoms or groups in organic compounds with F, Cl, Br, I, CN, NCO, NCS, NO.sub.2 or N.sub.3.
Trisaminosulfonium盐的化学式为(R.sup.1 R.sup.2 N)(R.sup.3 R.sup.4 N)(R.sup.5 R.sup.6 N)S.sup.+ X.sup.-,其中R基为1-20碳原子的烷基,每个烷基至少有2个α-氢,X选自(CH.sub.3).sub.3 SiF.sub.2、Cl、Br、I、CN、NCO、NCS、NO.sub.2和N.sub.3,它们在有机液体中可溶。它们可用作聚合催化剂,并可用作试剂,用F、Cl、Br、I、CN、NCO、NCS、NO.sub.2或N.sub.3替换有机化合物中的其他原子或基团。