TY - GEN AU - Roche,Caroline AU - Delair,Philippe AU - Greene,Andrew E TI - Dichloroketene-chiral olefin-based approach to pyrrolizidines: highly stereocontrolled synthesis of (+)-amphorogynine A SN - 1523-7060 PY - 2003///0825 KW - Chemical Phenomena KW - Chemistry, Physical KW - Cyclization KW - Indicators and Reagents KW - Magnetic Resonance Spectroscopy KW - Models, Molecular KW - Molecular Conformation KW - New Caledonia KW - Osmium Tetroxide KW - Plants, Medicinal KW - chemistry KW - Pyrrolizidine Alkaloids KW - chemical synthesis KW - Stereoisomerism N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1021/ol034369f ER -