1,2-Dibromoethane → 2-Chloro-5-(1-methanesulfonylcyclopropyl)pyridine
Reaction equation
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([CH2:8][S:9]([CH3:12])(=[O:11])=[O:10])=[CH:4][N:3]=1.Br[CH2:14][CH2:15]Br>>[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2([S:9]([CH3:12])(=[O:11])=[O:10])[CH2:15][CH2:14]2)=[CH:4][N:3]=1Participants
3
Procedure
The title compound was prepared from 2-chloro-5-methanesulfonylmethyl-pyridine and 1,2-dibromoethane following a procedure analogous to that described in Step 3 for Intermediate 4. Yield: 52% of theory; Mass spectrum (ESI+): m/z=232/234 (Cl) [M+H]+.
Sources & evidence
- ORD record
- ord-1cb6425b08094207ad4f0ba585da47f0
- Source dataset
- uspto-grants-2015_07
- Patent number
- US09090605B2
Reaction notes
Loading…