Carbonylbiscaprolactam:: A versatile reagent for organic synthesis and isocyanate-free urethane chemistry

被引:34
作者
Maier, S
Loontjens, T
Scholtens, B
Mülhaupt, R
机构
[1] Univ Freiburg, Freiburger Mat Forschungszentrum, D-79104 Freiburg, Germany
[2] Univ Freiburg, Inst Makromol Chem, D-79104 Freiburg, Germany
[3] DSM Res & Patents, DSM Venturing & Business Dev, NL-6160 MD Geleen, Netherlands
关键词
carbamates; coupling agents; polyurethane; synthetic methods;
D O I
10.1002/anie.200351867
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The power of the rings: The reactions of carbonylbiscaprolactam (CBC, 1) with amines and alcohols proceed either by ring elimination (RE) or by ring opening (RO). The conversion and selectivity of these reactions were optimized in studies with various hydroxy and amino compounds, catalysts, reaction temperatures, and ratios of 1/nucleophile.
引用
收藏
页码:5094 / 5097
页数:4
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