Acetic Anhydride → HCID 70404645, compound

HRID 34724Notes

Reaction equation

HRID 34724 reaction equation
O1CCCCC1C[C:8](=[O:37])[C@@H:9]1[C@:26]2([CH3:27])[C@H:12]([C@H:13]3[C@H:23]([C@@H:24]([OH:28])[CH2:25]2)[C@:21]2([CH3:22])[C:16](=[CH:17][C:18](=[O:29])[CH:19]=[CH:20]2)[CH2:15][CH2:14]3)[CH2:11][CH:10]1[CH:30]([C:34]([OH:36])=[O:35])[C:31]([OH:33])=[O:32].[C:38](OC(=O)C)(=[O:40])C>>[OH:28][C@H:24]1[CH2:25][C@@:26]2([CH3:27])[C@@H:12]([CH2:11][CH:10]([CH:30]([C:34]([OH:36])=[O:35])[C:31]([OH:33])=[O:32])[C@@H:9]2[C:8](=[O:37])[CH2:38][OH:40])[C@H:13]2[C@H:23]1[C@:21]1([CH3:22])[C:16]([CH2:15][CH2:14]2)=[CH:17][C:18](=[O:29])[CH:19]=[CH:20]1

Participants

3

Reactant 2

HCID 7918Acetic AnhydrideHCID 22839314HCID 22839314, compound

Product 1

HCID 70404645HCID 70404645, compound

Procedure

The process of claim 12 which additionally comprises reacting (IX) with acetic anhydride to produce (X) 21-acetoxy-16α-methoxycarbonyl-11β-hydroxy-3,20-dioxo-1,4-pregnadiene.

Sources & evidence

ORD record
ord-ea422ea6695c4f579e756504863a5c32
Source dataset
uspto-grants-1988_08
Patent number
US04762919

Reaction notes

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