TY - GEN AU - Rivkin,Alexey AU - Nagashima,Tadamichi AU - Curran,Dennis P TI - Samarium(II) iodide mediated radical/polar crossover reactions of cyclobutenes. An efficient approach to the BCD ring system of the penitrems SN - 1523-7060 PY - 2003///0716 KW - Alkaloids KW - chemical synthesis KW - Cyclization KW - Cyclobutanes KW - chemistry KW - Free Radicals KW - Hydrocarbons, Cyclic KW - Iodides KW - Mycotoxins KW - Samarium N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1021/ol0272491 ER -