NATURALLY-OCCURRING SECO-RING-A-TRITERPENOIDS AND THEIR POSSIBLE BIOLOGICAL SIGNIFICANCE

[1] FERN CONSTITUENTS - PENTACYCLIC TRITERPENOIDS ISOLATED FROM POLYPODIUM-NIPONICUM AND POLYPODIUM-FORMOSANUM [J]. PHYTOCHEMISTRY, 1983, 22 (08) : 1801 - 1808

[2] THYSANOLACTONE - A NOVEL TRITERPENE FROM THYSANOSPERMUM-DIFFUSUM CHAMP VAR-LONGITUBUM OHWI [J]. TETRAHEDRON, 1981, 37 (05) : 983 - 985

[3] AIMI N, 1983, CHEM PHARM BULL, V31, P3765

[4] TETRANORTRITERPENOIDS AND RELATED-COMPOUNDS .25. 2 3,4-SECOTIRUCALLANE DERIVATIVES AND 2'-HYDROXYROHITUKIN FROM THE BARK OF GUAREA-CEDRATA (MELIACEAE) [J]. CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE, 1980, 58 (17): : 1865 - 1868

[5] ANJANEYULU AS, 1972, INDIAN J CHEM, V10, P908

[6] THE STRUCTURES OF 4 NOVEL C-31-SECODAMMARANE-TYPE TRITERPENOID SAPONINS FROM THE FEMALE FLOWERS OF ALNUS-SERRULATOIDES [J]. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1982, (07): : 1399 - 1403

[7] PUTRANJIC ACID - SYNTHESIS AND STEREOSTRUCTURE [J]. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 1973, 46 (02) : 569 - 572

[8] APPLICATION OF MASS-SPECTROMETRY TO STRUCTURAL INVESTIGATION OF TRITERPENES .2. 3,4-A-SECO-TRITERPENOIDS [J]. ORGANIC MASS SPECTROMETRY, 1975, 10 (11): : 981 - 986

[9] Arigoni D, 1960, J CHEM SOC, P1900, DOI 10.1039/jr9600001900

[10] CHEMOSYSTEMATICS OF BRYOPHYTES .6. SESQUITERPENOIDS OF 14 PLAGIOCHILA SPECIES [J]. PHYTOCHEMISTRY, 1980, 19 (12) : 2623 - 2626

[1] FERN CONSTITUENTS - PENTACYCLIC TRITERPENOIDS ISOLATED FROM POLYPODIUM-NIPONICUM AND POLYPODIUM-FORMOSANUM [J]. PHYTOCHEMISTRY, 1983, 22 (08) : 1801 - 1808

[2] THYSANOLACTONE - A NOVEL TRITERPENE FROM THYSANOSPERMUM-DIFFUSUM CHAMP VAR-LONGITUBUM OHWI [J]. TETRAHEDRON, 1981, 37 (05) : 983 - 985

[3] AIMI N, 1983, CHEM PHARM BULL, V31, P3765

[4] TETRANORTRITERPENOIDS AND RELATED-COMPOUNDS .25. 2 3,4-SECOTIRUCALLANE DERIVATIVES AND 2'-HYDROXYROHITUKIN FROM THE BARK OF GUAREA-CEDRATA (MELIACEAE) [J]. CANADIAN JOURNAL OF CHEMISTRY-REVUE CANADIENNE DE CHIMIE, 1980, 58 (17): : 1865 - 1868

[5] ANJANEYULU AS, 1972, INDIAN J CHEM, V10, P908

[6] THE STRUCTURES OF 4 NOVEL C-31-SECODAMMARANE-TYPE TRITERPENOID SAPONINS FROM THE FEMALE FLOWERS OF ALNUS-SERRULATOIDES [J]. JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1982, (07): : 1399 - 1403

[7] PUTRANJIC ACID - SYNTHESIS AND STEREOSTRUCTURE [J]. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 1973, 46 (02) : 569 - 572

[8] APPLICATION OF MASS-SPECTROMETRY TO STRUCTURAL INVESTIGATION OF TRITERPENES .2. 3,4-A-SECO-TRITERPENOIDS [J]. ORGANIC MASS SPECTROMETRY, 1975, 10 (11): : 981 - 986

[9] Arigoni D, 1960, J CHEM SOC, P1900, DOI 10.1039/jr9600001900

[10] CHEMOSYSTEMATICS OF BRYOPHYTES .6. SESQUITERPENOIDS OF 14 PLAGIOCHILA SPECIES [J]. PHYTOCHEMISTRY, 1980, 19 (12) : 2623 - 2626