反応式
[CH2:1]([CH:3]1[S:8][CH2:7][CH2:6][CH2:5][S:4]1)[CH3:2].C([Li])CCC.[F:14][C:15]([F:22])([F:21])[C:16]([O:18]CC)=O>>[F:22][C:15]([F:14])([F:21])[C:16]([C:3]1([CH2:1][CH3:2])[S:8][CH2:7][CH2:6][CH2:5][S:4]1)=[O:18]参加物
4
実験手順
The same operation as in Example (36a) was performed using 2-ethyl-1,3-dithiane obtained in Example (39a) (3.51 g, 23.7 mmol), n-butyllithium (1.58 M solution in hexane, 18 mL, 28.3 mmol) and ethyl trifluoroacetate (4 mL, 33.6 mmol), to obtain 2.02 g of the title compound as a pale yellow oily substance (35%).
出典と根拠
- ORDレコード
- ord-18eedcacd95f40249bd7ef511ddea5bd
- 出典データセット
- uspto-grants-2013_09
- 特許番号
- US08536197B2
関連ノート
読み込み中…