tert-Butyl piperazine-1-carboxylate → HCID 66765419, compound
Reaction equation
Br[C:2]1[CH:3]=[C:4]([F:12])[C:5]([F:11])=[C:6]([CH:10]=1)[C:7]([OH:9])=[O:8].[N:13]1([C:19]([O:21][C:22]([CH3:25])([CH3:24])[CH3:23])=[O:20])[CH2:18][CH2:17][NH:16][CH2:15][CH2:14]1>>[C:22]([O:21][C:19]([N:13]1[CH2:18][CH2:17][N:16]([C:2]2[CH:3]=[C:4]([F:12])[C:5]([F:11])=[C:6]([CH:10]=2)[C:7]([OH:9])=[O:8])[CH2:15][CH2:14]1)=[O:20])([CH3:25])([CH3:23])[CH3:24]Participants
3
Procedure
5-(4-(tert-butoxycarbonyl)piperazin-1-yl)-2,3-difluorobenzoic acid was prepared as in Example 2 (Step ii) using 5-bromo-2,3-difluorobenzoic acid and tert-butyl piperazine-1-carboxylate.
Sources & evidence
- ORD record
- ord-6cae7eb4e2f94c84bfe026db08a558c3
- Source dataset
- uspto-grants-2015_05
- Patent number
- US09040545B2
Reaction notes
Loading…