5α-Pregnane-3α,17α-diol-20-one

5α-Pregnane-3α,17α-diol-20-one
Names
IUPAC name
3α,17-Dihydroxy-5α-pregnan-20-one
Systematic IUPAC name
1-[(1R,3aS,3bR,5aS,7R,9aS,9bS,11aS)-1,7-Dihydroxy-9a,11a-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-1-yl]ethan-1-one
Other names
5α-pregnan-3α,17α-diol-20-one, 5α-pregnane-3α,17α-diol-20-one, 3α,5α-3,17-dihydroxypregnan-20-one, 17-hydroxyallopregnanolone, 17-OH-allopregnanolone.
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
EC Number
  • 229-994-6
  • Key: LKQDFQLSEHWIRK-JRRMKBMNSA-N
  • InChI=1S/C21H34O3/c1-13(22)21(24)11-8-18-16-5-4-14-12-15(23)6-9-19(14,2)17(16)7-10-20(18,21)3/h14-18,23-24H,4-12H2,1-3H3/t14-,15+,16+,17-,18-,19-,20-,21-/m0/s1
  • CC(=O)[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@@H]4[C@@]3(CC[C@H](C4)O)C)C)O
Properties
C21H34O3
Molar mass 334.500 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

5α-Pregnane-3α,17α-diol-20-one, also known as 17α-hydroxyallopregnanolone (17-OH-allo) is an endogenous steroid.

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