关键词: 催化剂, 呋喃 P, 铬化合物, 开环反应, 硅烷 P, 环氧氯丙烷, 甲酸 P, 酰氧基, 三甲基

Ring cleavage reaction between trimethylacyloxysilances and epichlorohydrin using 5-t-buty 1-2-furanatochromium (IIIe n(TBF)3Cr) as catalyst was studied in detail and the products, various esters of β-trimethylsiloxy-y-chloropropanol, were obtained. Relative reaction rates between various acyloxysilances and epichlorophydrin were compared by determining the half-lives of the acyloxysilances. The direction of ring cleavage was examined with IR, ^1H NMR, ^1^3C NMR and HPLC and comparable to that reported in literature. Toxicity of these products was determined.

Key words: CATALYST, FURAN P, CHROMIUM COMPOUNDS, RING CLEAVAGE REACTION, SILANE P, EPOXYCHLOROPROPANE, FORMIC ACID P, ACYLOXY, TRIMETHYL GROUP