TY - GEN AU - Wang,Jian-Cheng AU - Krische,Michael J TI - Intramolecular organocatalytic [3+2] dipolar cycloaddition: stereospecific cycloaddition and the total synthesis of (+/-)-hirsutene SN - 1433-7851 PY - 2004///0617 KW - Catalysis KW - Cyclopentanes KW - chemical synthesis KW - Molecular Structure KW - Phosphines KW - chemistry KW - Polycyclic Sesquiterpenes KW - Sesquiterpenes KW - Stereoisomerism N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S.; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1002/anie.200352218 ER -