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Year of first isolation: | 
2002 |  
| Formula: | C27H44O6 |  
| Molecular weight: | 464 |  
| Occurence in plants:  |  
Cyanotis arachnoidea [Commelinaceae] »   ![Wikipedia: Cyanotis arachnoidea [Commelinaceae]](/images/wikipedia.png)  
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| Occurence in animals:  |  
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| Canonical SMILES |   |  Isomeric SMILES [ PubChem: search | XML ] [ ChemSpider: search ] | C1[C@]2([C@@](C[C@H](C1)O)(C(=O)C=C1[C@@H]2CC[C@]2([C@]1(CC[C@@H]2[C@](C)([C@@H](CCC(C)C)O)O)O)C)O)C »  
  |  | IUPAC Name | (3S,5S,9R,10R,13R,14S,17S)-17-((2R,3R)-2,3-dihydroxy-6-methylheptan-2-yl)-3,5,14-trihydroxy-10,13-dimethyl-1,2,3,4,5,9,10,11,12,13,14,15,16,17-tetradecahydro-6H-cyclopenta[a]phenanthren-6-one |  | CAS-RN |    |  | PubChem CID |    |  InChiKey [ ChemIDPlus: search ] | RBGYQRDZQHQLFS-UMMQJOAPSA-N |  | InChI | InChI=1S/C27H44O6/c1-16(2)6-7-21(29)25(5,31)20-10-13-26(32)19-14-22(30)27(33)15-17(28)8-11-23(27,3)18(19)9-12-24(20,26)4/h14,16-18,20-21,28-29,31-33H,6-13,15H2,1-5H3/t17-,18-,20-,21+,23+,24+,25+,26+,27+/m0/s1 |  
  
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| HR-MS  |   |  | EI-MS m/z (relative intensity %)  |   |  | CI-MS (NH3) m/z  |   |  
  
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| C5D5N |  | 01 | 31.3  |  | 02 | 31.8  |  | 03 | 67.0  |  | 04 | 37.7  |  | 05 | 77.5  |  | 06 | 200.7  |  | 07 | 120.2  |  | 08 | 165.9  |  | 09 | 40.3  |  | 10 | 41.6  |  | 11 | 21.3  |  | 12 | 32.1  |  | 13 | 48.1  |  | 14 | 84.0  |  | 15 | 31.7  |  | 16 | 21.6  |  | 17 | 60.2  |  | 18 | 18.0  |  | 19 | 16.1  |  | 20 | 76.9  |  | 21 | 21.7  |  | 22 | 76.9  |  | 23 | 30.3  |  | 24 | 37.2  |  | 25 | 28.2  |  | 26 | 23.4  |  | 27 | 22.3  |  
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| C5D5N |  | 01-Ha |   |  | 01-He |   |  | 02-Ha |   |  | 02-He |   |  | 03-He | 4.66 (m)   |  | 04-Ha | 2.21 (d, 12.0)   |  | 04-He | 2.96 (dd, 3.8, 12.0)   |  | 07-H | 6.18 (br, s)   |  | 09-H |   |  | 11-Ha |   |  | 11-He |   |  | 12-Ha |   |  | 12-He |   |  | 15-Ha |   |  | 15-Hb |   |  | 16-Ha |   |  | 16-Hb |   |  | 17-H |   |  | 18-Me |   |  | 19-Me |   |  | 21-Me | 1.59 (s)   |  | 22-H |   |  | 23-Ha |   |  | 23-Hb |   |  | 24-Ha |   |  | 24-Hb |   |  | 25-H |   |  | 26-Me |   |  | 27-Me |   |  
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| M.P. | °C ; |  | [α]D20 | ° (c ; MeOH) |  | IR (KBr) ν max (cm-1) |   |  | UV (EtOH) λ max (log ε) | () ; |  
  
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Permanent link to this datasheet: CYANOSTERONE B
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