5-Bromo-3-morpholinopyrazin-2-amine → HCID 178517602, compound
Reaction equation
N[C:2]1[C:7]([N:8]2[CH2:13][CH2:12][O:11][CH2:10][CH2:9]2)=[N:6][C:5]([Br:14])=[CH:4][N:3]=1.N([O-])=[O:16].[Na+]>>[OH:16][C:2]1[C:7]([N:8]2[CH2:13][CH2:12][O:11][CH2:10][CH2:9]2)=[N:6][C:5]([Br:14])=[CH:4][N:3]=1Participants
3
Procedure
2-Amino-3-morpholino-5-bromopyrazine (see Preparation 92, Step A) is treated with sodium nitrite by the method described in Preparation 91, Step C, to give 2hydroxy-3-morpholino-5-bromopyrazine.
Workup
- customdescribed in Preparation 91, Step C
Sources & evidence
- ORD record
- ord-28a7d74a97bb4d2eb6a4ae773a612f31
- Source dataset
- uspto-grants-1976_03
- Patent number
- US03946009
Reaction notes
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