Hydrochloric Acid → 2-oxo-2-((10S,13S,16R,17S)-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate

HRID 1186050

反応式

HRID 1186050 の反応式
[C:1]([O:4][CH2:5][C:6](=[C:12]1[C@:28]2([CH3:29])[CH:15]([CH:16]3[C:25](=[CH:26][CH2:27]2)[C@:24]2([CH3:30])[C:19](=[CH:20][C:21](=[O:31])[CH:22]=[CH:23]2)[CH2:18][CH2:17]3)[CH2:14][C@H:13]1[CH3:32])[O:7][Si](C)(C)C)(=[O:3])[CH3:2].Cl.C(=O)(O)[O-].[K+]>C(OCC)(=O)C>[C:1]([O:4][CH2:5][C:6](=[O:7])[C@@H:12]1[C@:28]2([CH3:29])[CH:15]([CH:16]3[C:25](=[CH:26][CH2:27]2)[C@:24]2([CH3:30])[C:19](=[CH:20][C:21](=[O:31])[CH:22]=[CH:23]2)[CH2:18][CH2:17]3)[CH2:14][C@H:13]1[CH3:32])(=[O:3])[CH3:2]

参加物

5

反応物 3

HCID 313Hydrochloric AcidHCID 516893Potassium BicarbonateHCID 672831772-((10S,13S,16R)-10,13,16-trimethyl-3-oxo-7,8,12,13,15,16-hexahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)-2-(trimethylsilyloxy)ethyl acetate

生成物 1

HCID 592717402-oxo-2-((10S,13S,16R,17S)-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate

試薬・触媒・溶媒 1

HCID 8857Ethyl Acetate溶媒

実験手順

The crude product from step 1 is dissolved in ethyl acetate, and slurried with aqueous 1N HCl until hydrolysis is complete. The aqueous acid is neutralized with aqueous potassium bicarbonate, and the ethyl acetate phase is dried, filtered, and concentrated to a semi-solid.

後処理

  1. dry with materialthe ethyl acetate phase is dried
  2. filtrationfiltered
  3. concentrationconcentrated to a semi-solid

出典と根拠

ORDレコード
ord-3e872e14563f4acbaf8d3cfe3609f424
出典データセット
uspto-grants-2014_03
特許番号
US08673887B2

関連ノート

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