NMR data of alkaloids from Urceolina peruviana

This archive provides the description of the NMR data recorded for 13 alkaloids identified in an extract of the bulb of the South American plant Urceolina peruviana (C. Presl) J.F. Macbr (Amaryllidaceae): Tazettine 1 Albomaculine 2 Haemanthamine 3 Crinine 4 Trisphaeridine 5 3-Epimacronine 6 3-Methoxy-8,9-methylenedioxy-3,4-dihydrophenanthridine 7 Crinine acetate 8 6α-Hydroxybuphanisine 9 Nerinine 10 Pretazettine(6β-OH) 11A Pretazettine(6α-OH) 11B 6-Dehydroxy-6-acetamido-nerinine 12 See the README.txt file for more details.