The porcine pancreatic lipase (PPL) catalyzed esterifications of α-hydroxystannanes RCH(OH)SnMe3 (R = Me, Et) and MeCH(OH)SnEt3 with 2,2,2-trifluoroethyl valerate afford good yields and excellent enantiomeric (>95% ee) purities of the (S)-valerate and the (R)-α-hydroxystannane.
猪胰
脂肪酶(PPL)催化α-羟基stannanes RCH(OH)SnMe 3(R = Me,Et)和MeCH(OH)SnEt 3与2,2,2-三
氟戊酸戊酸酯的酯化反应提供了良好的收率和出色的对映异构体(> (S)-
戊酸酯和(R)-α-羟基
锡烷纯度为95%ee)。