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| Year of first isolation: | 2022 |  | Formula: | C31H50O6 |  | Molecular weight: | 518 |  | Occurence in plants: |  | Aspergillus puniceus [Fungi] »   ![Wikipedia: Aspergillus puniceus [Fungi]](/images/wikipedia.png) 
 |  | Occurence in animals: |  |  |  |   |  |
 | | Isomeric SMILES [ PubChem: search | XML ]
 [ ChemSpider: search ]
 | C[C@@]12[C@@](C(C=C3C2CC[C@@]4(C)[C@@]3(O)CC[C@@]4([C@@]5(C)OC(C)(C)O[C@@H]5C[C@@H](C)C(C)C)[H])=O)([H])C[C@@H](O)[C@@H](O)C1 »  
 |  | IUPAC Name | (2S,3R,5R,10R,13R,14S,17S)-17-((4R,5R)-5-((R)-2,3-dimethylbutyl)-2,2,4-trimethyl-1,3-dioxolan-4-yl)-2,3,14-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 ]
 | OHZSMTMLHURXAU-USZHUNGWSA-N |  | InChI | InChI=1S/C31H50O6/c1-17(2)18(3)13-26-30(8,37-27(4,5)36-26)25-10-12-31(35)20-14-22(32)21-15-23(33)24(34)16-28(21,6)19(20)9-11-29(25,31)7/h14,17-19,21,23-26,33-35H,9-13,15-16H2,1-8H3/t18-,19?,21+,23-,24+,25+,26-,28-,29-,30-,31-/m1/s1 | 
 
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 | | HRESIMS (positive ion mode) m/z | 519.3682 (M+H)+, calculated for C31H51O6 519.3680 | 
 
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 | | DMSO-d6 |  | 01 | 36.6 |  | 02 | 66.8 |  | 03 | 66.6 |  | 04 | 32.0 |  | 05 | 50.1 |  | 06 | 202.7 |  | 07 | 120.5 |  | 08 | 164.6 |  | 09 | 33.2 |  | 10 | 37.6 |  | 11 | 20.0 |  | 12 | 30.6 |  | 13 | 46.7 |  | 14 | 83.0 |  | 15 | 30.2 |  | 16 | 20.9 |  | 17 | 48.4 |  | 18 | 16.7 |  | 19 | 23.9 |  | 20 | 84.0 |  | 21 | 21.7 |  | 22 | 78.3 |  | 23 | 32.5 |  | 24 | 35.3 |  | 25 | 32.2 |  | 26 | 17.8 |  | 27 | 20.0 |  | 28 | 14.7 |  | 29 | 106.0 |  | 30 | 26.7 |  | 31 | 29.0 | 
 | | DMSO-d6 |  | 01-Ha | 1.27 (d, 12.8) |  | 01-Hb | 1.59 |  | 02-Ha | 3.60 (m) |  | 03-He | 3.76 (br, s) |  | 04-Ha | 1.47 (m) |  | 04-Hb | 1.59 (m) |  | 05-H | 2.22 (dd, 13.2, 4.0) |  | 07-H | 5.63 (d, 1.5) |  | 09-H | 2.99 (t, 8.3) |  | 11-Ha | 1.51 (m) |  | 11-Hb | 1.64 (m) |  | 12-Ha | 1.68 (m) |  | 12-Hb | 2.01 (td, 12.8, 4.5) |  | 15-Ha | 1.53 (m) |  | 15-Hb | 1.79 (dd, 18.5, 11.8) |  | 16-Ha | 1.71 (m) |  | 16-Hb | 1.87 (dd, 20.3, 10.9) |  | 17-H | 2.14 (t, 8.9) |  | 18-Me | 0.69 (s) |  | 19-Me | 0.82 (s) |  | 21-Me | 1.06 (s) |  | 22-H | 3.68 (d, 10.4) |  | 23-Ha | 1.00 (t, 11.9) |  | 23-Hb | 1.41 (t, 12.0) |  | 24-H | 1.47 |  | 25-H | 1.55 (m) |  | 26-Me | 0.79 (d, 6.8) |  | 27-Me | 0.84 (d, 6.8) |  | 28-Me | 0.78 (d, 6.4) |  | 30-Me | 1.24 (s) |  | 31-Me | 1.31 (s) |  | [02-OH] | 4.37 (d, 5.8) |  | [03-OH] | 4.37 (d, 2.3) |  | [14-OH] | 4.78 (s) | 
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 | | M.P. | 257-259 °C ; |  | [α]D25 | +60° (c 0.1 ; MeOH) |  | IR (film) ν max (cm-1) | 3335, 2047, 2831, 1651, 1448, 1415, 1232, 1116, 1022, 885, 736 |  | UV (MeOH) λ max (log ε) | 243 nm (3.98) | 
 
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 |  | Permanent link to this datasheet: PUNICESTERONE B |  |