Triethylamine → Tert-butyl 4-(2-(methylsulfonyloxy)ethyl)piperazine-1-carboxylate
反応式
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH2:12][N:11]([CH2:14][CH2:15][OH:16])[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].C(N(CC)CC)C.[CH3:24][S:25](Cl)(=[O:27])=[O:26]>C1COCC1>[CH3:24][S:25]([O:16][CH2:15][CH2:14][N:11]1[CH2:10][CH2:9][N:8]([C:6]([O:5][C:1]([CH3:4])([CH3:3])[CH3:2])=[O:7])[CH2:13][CH2:12]1)(=[O:27])=[O:26]参加物
5
実験手順
A solution of tert-butyl-4-(2-hydroxyethyl)-piperazine-1-carboxylate (Maybridge, 0.29 g, 1.2 mmol), triethylamine (0.56 mL, 4.1 mmol), and methanesulfonyl chloride (0.15 mL, 1.9 mmol) in 10 mL THF were processed as described in Example 1C to give the title compound that was used directly in the next reaction.
出典と根拠
- ORDレコード
- ord-0db6fb10180941c1b4899cb00834f29e
- 出典データセット
- uspto-grants-2010_07
- 特許番号
- US07750039B2
反応ノート
読み込み中…