Boc-L-methionine → HCID 88395299, compound

HRID 1196830Notes

Reaction equation

HRID 1196830 reaction equation
[F:1][C@:2]12[C@@H:22]([OH:23])[CH2:21][C@@:20]3([CH3:24])[C@@H:12]([CH2:13][C@H:14]([CH3:26])[C@:15]3([OH:25])[C:16](=[O:19])[CH2:17][SH:18])[C@@H:11]1[CH2:10][CH2:9][C:8]1[C@:3]2([CH3:28])[CH:4]=[CH:5][C:6](=[O:27])[CH:7]=1.[C:29]([O:33][C:34]([NH:36][C@H:37]([C:42](O)=[O:43])[CH2:38][CH2:39][S:40][CH3:41])=[O:35])([CH3:32])([CH3:31])[CH3:30]>>[C:29]([O:33][C:34]([NH:36][CH:37]([CH2:38][CH2:39][S:40][CH3:41])[C:42](=[O:43])[S:18][CH2:17][C:16](=[O:19])[C@:15]1([OH:25])[C@:20]2([CH3:24])[C@H:12]([C@H:11]3[C@:2]([F:1])([C@@H:22]([OH:23])[CH2:21]2)[C@:3]2([CH3:28])[C:8](=[CH:7][C:6](=[O:27])[CH:5]=[CH:4]2)[CH2:9][CH2:10]3)[CH2:13][C@@H:14]1[CH3:26])=[O:35])([CH3:32])([CH3:31])[CH3:30]

Participants

3

Reactant 2

HCID 89857Boc-L-methionineHCID 1317173969-Fluoro-11beta,17-dihydroxy-16beta-methylpregna-1,4-diene-3,20-dione-21-thiol

Product 1

HCID 88395299HCID 88395299, compoundYield 79.8%

Procedure

The title compound (1.50 gm) was prepared from 1.20 gm of 9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione-21-thiol and 2.20 gm of N-(t-butoxycarbonyl)-L-methionine in the same manner as in Synthetic Example 1.

Sources & evidence

ORD record
ord-a6b6c7052d1541ba90de126d3c780843
Source dataset
uspto-grants-1992_05
Patent number
US05116829

Reaction notes

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