TRITERPENOIDS .16. THE CONSTITUTION OF REHMANNIC ACID

[1] USARAMOENSINE, THE ALKALOID IN CROTALARIA-USARAMOENSIS BAKER,E.G. - INTEGERRIMINE FROM CROTALARIA-INCANA LINN AND SENECIONINE FROM SENECIO-GLABELLUS DC STEREOCHEMICAL RELATIONSHIPS [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1953, 75 (19) : 4631 - 4635

[2] BARTON, 1944, J CHEM SOC, P659

[3] Saponins and sapogenins. IX. Oxidation of echinocystic acid and derivatives [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1939, 61 : 983 - 989

[4] 1952, J CHEM SOC 7, P2339

[1] USARAMOENSINE, THE ALKALOID IN CROTALARIA-USARAMOENSIS BAKER,E.G. - INTEGERRIMINE FROM CROTALARIA-INCANA LINN AND SENECIONINE FROM SENECIO-GLABELLUS DC STEREOCHEMICAL RELATIONSHIPS [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1953, 75 (19) : 4631 - 4635

[2] BARTON, 1944, J CHEM SOC, P659

[3] Saponins and sapogenins. IX. Oxidation of echinocystic acid and derivatives [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1939, 61 : 983 - 989

[4] 1952, J CHEM SOC 7, P2339