期刊
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION
卷 43, 期 35, 页码 4641-4644出版社
WILEY-V C H VERLAG GMBH
DOI: 10.1002/anie.200460234
关键词
asymmetric synthesis; cyclopropanation; nitrogen heterocycles; organocatalysis; ylides