Methanesulfonate → HCID 86649019, Verbindung
Reaktionsgleichung
[CH2:1]([O:3][C:4]([C@@H:6]1[CH2:10][C@H:9]([OH:11])[CH2:8][C@H:7]1[C:12](=[O:17])[NH:13][CH2:14][C:15]#[N:16])=[O:5])[CH3:2].[S:18]([O-])(=[O:21])(=[O:20])[CH3:19]>>[CH2:1]([O:3][C:4]([C@@H:6]1[CH2:10][C@@H:9]([O:11][S:18]([CH3:19])(=[O:21])=[O:20])[CH2:8][C@H:7]1[C:12](=[O:17])[NH:13][CH2:14][C:15]#[N:16])=[O:5])[CH3:2]Komponenten
3
Versuchsvorschrift
(1R,2R,4S)-2-(Cyanomethyl-carbamoyl)-4-hydroxy-cyclopentanecarboxylic acid ethyl ester (second fraction from step 2) was converted to the corresponding mesylate according to the procedure from example 1, step 4 to give (1R,2R,4S)-2-(cyanomethyl-carbamoyl)-4-methanesulfonyloxy-cyclopentanecarboxylic acid ethyl ester as a colorless solid. MS: 319.3 (M+H)+.
Quellen und Nachweise
- ORD-Eintrag
- ord-412766c358fa4d8bbad33f2d652ed66f
- Quelldatensatz
- uspto-grants-2011_02
- Patentnummer