SESQUITERPENOID LACTONES OF HELENIUM BIGELOVII GRAY

[11] OPTICAL ROTATORY DISPERSION STUDIES .13. ASSIGNMENT OF ABSOLUTE CONFIGURATION TO CERTAIN MEMBERS OF THE GUAIANOLIDE SERIES OF SESQUITERPENES [J]. JOURNAL OF ORGANIC CHEMISTRY, 1957, 22 (11) : 1361 - 1366

[12] STRUCTURE OF XANTHININ [J]. JOURNAL OF ORGANIC CHEMISTRY, 1962, 27 (07) : 2692 - &

[13] GEISSMAN TA, 1957, J AM CHEM SOC, V79, P3778

[14] HERZ, PRIVATE COMMUNICATIO

[15] CONSTITUENTS OF HELENIUM SPECIES .9. THE SESQUITERPENE LACTONES OF H-FLEXUOSUM RAF AND H-CAMPESTRE SMALL [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1960, 82 (09) : 2276 - 2278

[16] SESQUITERPENE LACTONES OF ARTEMISIA TILESII LEDEB [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1961, 83 (05) : 1139 - &

[17] HERZ W, 1961, TETRAHEDRON LETT, P82

[18] CONSTITUENTS OF HELENIUM SPECIES .6. CORRELATION OF HELENALIN AND ALLOISOTENULIN [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1958, 80 (18) : 4876 - 4879

[19] CONSTITUENTS OF HELENIUM SPECIES .8. ISOLATION AND STRUCTURE OF BALDUILIN [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1959, 81 (22) : 6061 - 6065

[20] CONSTITUENTS OF HELENIUM SPECIES .7. BITTER PRINCIPLES OF H PINNATIFIDUM (NUTT) RYBD, H VERNALE WALT, H BREVIFOLIUM (NUTT) A WOOD AND H FLEXUOSUM RAF [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1959, 81 (06) : 1481 - 1483

[11] OPTICAL ROTATORY DISPERSION STUDIES .13. ASSIGNMENT OF ABSOLUTE CONFIGURATION TO CERTAIN MEMBERS OF THE GUAIANOLIDE SERIES OF SESQUITERPENES [J]. JOURNAL OF ORGANIC CHEMISTRY, 1957, 22 (11) : 1361 - 1366

[12] STRUCTURE OF XANTHININ [J]. JOURNAL OF ORGANIC CHEMISTRY, 1962, 27 (07) : 2692 - &

[13] GEISSMAN TA, 1957, J AM CHEM SOC, V79, P3778

[14] HERZ, PRIVATE COMMUNICATIO

[15] CONSTITUENTS OF HELENIUM SPECIES .9. THE SESQUITERPENE LACTONES OF H-FLEXUOSUM RAF AND H-CAMPESTRE SMALL [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1960, 82 (09) : 2276 - 2278

[16] SESQUITERPENE LACTONES OF ARTEMISIA TILESII LEDEB [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1961, 83 (05) : 1139 - &

[17] HERZ W, 1961, TETRAHEDRON LETT, P82

[18] CONSTITUENTS OF HELENIUM SPECIES .6. CORRELATION OF HELENALIN AND ALLOISOTENULIN [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1958, 80 (18) : 4876 - 4879

[19] CONSTITUENTS OF HELENIUM SPECIES .8. ISOLATION AND STRUCTURE OF BALDUILIN [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1959, 81 (22) : 6061 - 6065

[20] CONSTITUENTS OF HELENIUM SPECIES .7. BITTER PRINCIPLES OF H PINNATIFIDUM (NUTT) RYBD, H VERNALE WALT, H BREVIFOLIUM (NUTT) A WOOD AND H FLEXUOSUM RAF [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1959, 81 (06) : 1481 - 1483