Ammonia → HCID 22872543, compound
Reaction equation
[CH3:1][C@@H:2]1[C@:25]2([O:31][CH2:30][C@H:28]([CH3:29])[CH2:27][CH2:26]2)[O:24][C@H:4]2[CH2:5][C@@H:6]3[C@@:20]([CH3:21])([C@@H:3]12)[CH2:19][C:18](=[O:22])[C@H:17]1[C@H:7]3[CH2:8][CH2:9][C@@H:10]2[C@:15]1([CH3:16])[CH2:14][CH2:13][C@H:12]([OH:23])[CH2:11]2.[Li].N>>[CH3:1][C@@H:2]1[C@:25]2([O:31][CH2:30][C@H:28]([CH3:29])[CH2:27][CH2:26]2)[O:24][C@H:4]2[CH2:5][C@@H:6]3[C@@:20]([CH3:21])([C@@H:3]12)[CH2:19][C@@H:18]([OH:22])[C@H:17]1[C@H:7]3[CH2:8][CH2:9][C@@H:10]2[C@:15]1([CH3:16])[CH2:14][CH2:13][C@H:12]([OH:23])[CH2:11]2Participants
4
Procedure
(3β,5α,25R)spirostan-3-ol-11-one (Aldrich Chemical Company, Milwaukee, Wisc. or Steraloids Inc., Wilton, N.H., or see preparation G13) was converted into the title compound via reduction with lithium and ammonia according to the procedure described in J. Am. Chem. Soc., 1953, 75, 1282.
Sources & evidence
- ORD record
- ord-4ce843a38e6943cd94327406812aeb06
- Source dataset
- uspto-grants-1997_05
- Patent number
- US05629295
Reaction notes
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