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Methanesulfonyl chloride → methyl 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((2-(methylsulfonamido)ethyl)amino)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoate

HRID 85737
ノート
印刷プレビュー

反応式

HRID 85737 の反応式
[NH2:1][CH2:2][CH2:3][NH:4][C@:5]12[CH2:40][CH2:39][C@@H:38]([C:41]([CH3:43])=[CH2:42])[C@@H:6]1[C@@H:7]1[C@@:20]([CH3:23])([CH2:21][CH2:22]2)[C@@:19]2([CH3:24])[C@@H:10]([C@:11]3([CH3:37])[C@@H:16]([CH2:17][CH2:18]2)[C:15]([CH3:26])([CH3:25])[C:14]([C:27]2[CH:36]=[CH:35][C:30]([C:31]([O:33][CH3:34])=[O:32])=[CH:29][CH:28]=2)=[CH:13][CH2:12]3)[CH2:9][CH2:8]1.CCN(C(C)C)C(C)C.[CH3:53][S:54](Cl)(=[O:56])=[O:55]>ClCCl.O>[CH3:23][C@:20]12[C@@:19]3([CH3:24])[C@@H:10]([C@:11]4([CH3:37])[C@@H:16]([CH2:17][CH2:18]3)[C:15]([CH3:26])([CH3:25])[C:14]([C:27]3[CH:28]=[CH:29][C:30]([C:31]([O:33][CH3:34])=[O:32])=[CH:35][CH:36]=3)=[CH:13][CH2:12]4)[CH2:9][CH2:8][C@@H:7]1[C@H:6]1[C@H:38]([C:41]([CH3:43])=[CH2:42])[CH2:39][CH2:40][C@:5]1([NH:4][CH2:3][CH2:2][NH:1][S:54]([CH3:53])(=[O:56])=[O:55])[CH2:22][CH2:21]2
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

6

反応物 3

HCID 31297Methanesulfonyl chlorideHCID 81531DiisopropylethylamineHCID 68358226methyl 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-aminoethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoate

生成物 1

HCID 86676642
methyl 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((2-(methylsulfonamido)ethyl)amino)-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoate
収率 88%

試薬・触媒・溶媒 2

HCID 962Water溶媒HCID 6344Dichloromethane溶媒2 回

反応条件

温度
20 °C

実験手順

To a solution of methyl 4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-aminoethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)benzoate (15 mg, 0.026 mmol) and Hunig's Base (0.013 mL, 0.077 mmol) in dichloromethane (1 mL) was added methanesulfonyl chloride (3.81 mg, 0.033 mmol) in dichloromethane (1 mL). The reaction mixture was stirred at 20° C. for 2 hours. The reaction mixture was diluted with distilled water (3 mL), extracted with dichloromethane (3×3 mL), the extracts were combined, dried over sodium sulfate, filtered and concentrated under reduced pressure to provide the desired product as a yellow solid (15 mg, 88%). LCMS: m/e 665.55 (M+H)+, 2.44 min (method 11).

後処理

  1. extractionextracted with dichloromethane (3×3 mL)
  2. dry with materialdried over sodium sulfate
  3. filtrationfiltered
  4. concentrationconcentrated under reduced pressure

出典と根拠

ORDレコード
ord-f06d9bf6d73d4cdab5acd35e19f70a86
出典データセット
uspto-grants-2014_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08846647B2

反応ノート

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