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| Year of first isolation: | 1967 |  | Formula: | C27H44O7 |  | Molecular weight: | 480 |  | Occurence in plants: |  | Thelypteris palustris [Thelypteridaceae] »   ![Wikipedia: Thelypteris palustris [Thelypteridaceae]](/images/wikipedia.png) Onoclea sensibilis [Onocleaceae] »
   ![Wikipedia: Onoclea sensibilis [Onocleaceae]](/images/wikipedia.png) Pfaffia iresinoides [Amaranthaceae] »
   ![Wikipedia: Pfaffia iresinoides [Amaranthaceae]](/images/wikipedia.png) Pfaffia paniculata [Amaranthaceae] »
   ![Wikipedia: Pfaffia paniculata [Amaranthaceae]](/images/wikipedia.png) Polypodium vulgare [Polypodiaceae] »
   ![Wikipedia: Polypodium vulgare [Polypodiaceae]](/images/wikipedia.png) 
 |  | Occurence in animals: |  |  |  |   |  |
 | | Canonical SMILES | CC(C)C(CC(C(C)(C1CCC2(C1(CCC3C2=CC(=O)C4C3(CC(C(C4)O)O)C)C)O)O)O)O |  | Isomeric SMILES [ PubChem: search | XML ]
 [ ChemSpider: search ]
 | C1[C@]2([C@@H](C[C@H]([C@H]1O)O)C(=O)C=C1[C@@H]2CC[C@]2([C@]1(CC[C@@H]2[C@](C)([C@H](O)C[C@@H](C(C)C)O)O)O)C)C »  
 |  | IUPAC Name | (2S,3R,5R,9R,10R,13R,14S,17S)-2,3,14-trihydroxy-10,13-dimethyl-17-[(2R,3R,5S)-2,3,5-trihydroxy-6-methylheptan-2-yl]-2,3,4,5,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-6-one |  | CAS-RN | 18089-44-6 |  | PubChem CID | 441836 |  | InChiKey [ ChemIDPlus: search ]
 | UMMBJCYNGLCGEF-OAUIFJKNSA-N |  | InChI | InChI=1S/C27H44O7/c1-14(2)18(28)12-23(32)26(5,33)22-7-9-27(34)16-10-19(29)17-11-20(30)21(31)13-24(17,3)15(16)6-8-25(22,27)4/h10,14-15,17-18,20-23,28,30-34H,6-9,11-13H2,1-5H3/t15-,17-,18-,20+,21-,22-,23+,24+,25+,26+,27+/m0/s1 | 
 
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 | | CI-MS (NH3) m/z |  |  | EI-MS m/z (relative intensity %) | 480, 462, 444, 426, 408, 363 (M-117), 345, 328, 117, 99, 81 |  | HR-MS |  | 
 
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 | | C5D5N |  | 01 | 37.7 |  | 02 | 68.1 |  | 03 | 68.0 |  | 04 | 32.4 |  | 05 | 51.3 |  | 06 | 203.8 |  | 07 | 121.6 |  | 08 | 166.3 |  | 09 | 34.3 |  | 10 | 38.6 |  | 11 | 21.0 |  | 12 | 31.9 |  | 13 | 48.0 |  | 14 | 84.1 |  | 15 | 31.6 |  | 16 | 21.4 |  | 17 | 49.9 |  | 18 | 17.9 |  | 19 | 24.4 |  | 20 | 76.8 |  | 21 | 21.6 |  | 22 | 77.4 |  | 23 | 35.7 |  | 24 | 76.7 |  | 25 | 33.8 |  | 26 | 17.0 |  | 27 | 19.5 | 
 | | C5D5N |  | 01-Ha |  |  | 01-Hb |  |  | 02-Ha | 4.16 (br dt, 11.8, 3.4) |  | 03-He | 4.22 (br s ) |  | 04-Ha |  |  | 04-He |  |  | 05-H | 3.02 (dd, 13.0, 4.3) |  | 07-H | 6.25 (d, 2.2) |  | 09-Ha | 3.58 (br t, 9.2) |  | 11-Ha |  |  | 11-He |  |  | 12-Ha | 2.60 (dt, 13.0, 5.0) |  | 12-He |  |  | 15-Ha |  |  | 15-Hb |  |  | 16-Ha | 2.47 (q, 10.4) |  | 16-Hb |  |  | 17-H | 2.94 (t, 9.2) |  | 18-Me | 1.21 (s )            1.18* |  | 19-Me | 1.06 (s )            1.05* |  | 21-Me | 1.59 (s )            1.54* |  | 22-H | 4.12 (br d, 10.6) |  | 23-Ha |  |  | 23-Hb |  |  | 24-H | 3.94 (dt, 9.0, 4.0) |  | 26-Me | 1.003 (d, 6.6)        1.00* |  | 27-Me | 1.006 (d, 6.6)        1.00* | 
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 | | M.P. | 229-230 °C |  | [α]D20 | + 7.4° (c ; MeOH) |  | IR (KBr) ν max (cm-1) | 3420 (OH), 1650 (cyclohexenone) |  | UV (EtOH) λ max (log ε) | 243 (?) | 
 
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 | | HPTLC |  |  | TLC | silicagel plates, Rf 0.54 (CHCl3-MeOH-H2O, 13:7:2) |  | GLC |  |  | HPLC |  | 
 
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 | | Drosophila melanogaster BII cell assay: EC50 = 2.0 x 10-9M |  | Sarcophaga assay: highly active | 
 
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 | | First isolation | TAKEMOTO, T. et al. (1967) Chem. Pharm. Bull. 15, 1816 |  |  | General | TAKEMOTO, T. et al. (1968) Tetrahedron Lett. 375-378 |  |  | General | BLUNT, J.W. et al. (1979) Aust. J. Chem. 32, 779-782 |  |  | Bioactivities | BERGAMASCO, R. et al. (1980) In: Progress in Ecdysone Research (Ed. J.A. Hoffmann), Elsevier/North Holland Biomed. Press, Amsterdam 299-324 |  |  | General | NISHIMOTO, N. et al. (1988) Phytochemistry 26, 2505-2507 |  |  | General | NISHIMOTO, N. et al. (1988) Phytochemistry 27, 1665-1668 |  |  | Identification | COLL, J. et al. (1994) Tetrahedron 50, 7247-7252 |  |  | Bioactivities | DINAN, L. et al. (2005) In: Comprehensive Molecular Insect Science (eds. L. I. Gilbert, C. Iatrou, S. Gill), Elsevier, Oxford, III, 197-242 |  |  | General | LI, J. et al. (2010) Planta Med. 76(6): 635-639 |  | 
 
 |  | Permanent link to this datasheet: PTEROSTERONE |  |