Sodium borohydride → HCID 10783257, compound
Reaction equation
[CH3:1][C:2]1[N:3]([CH2:19][C:20]2[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=2)[C:4]2[C:9]([C:10]=1[C:11](=[O:15])[C:12]([NH2:14])=[O:13])=[CH:8][C:7]([N+:16]([O-:18])=[O:17])=[CH:6][CH:5]=2.[BH4-].[Na+]>CCO>[CH3:1][C:2]1[N:3]([CH2:19][C:20]2[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=2)[C:4]2[C:9]([C:10]=1[CH:11]([OH:15])[C:12]([NH2:14])=[O:13])=[CH:8][C:7]([N+:16]([O-:18])=[O:17])=[CH:6][CH:5]=2Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
To a mixture of 1.04 g (3.1 mmol) of 2-methyl-5-nitro-1-(phenylmethyl)-1H-indole-3-glyoxylic acid amide in 30 mL of EtOH was added 148 mg (3.9 mmol) of NaBH4, the mixture stirred for 1.0 hour and concentrated at reduced pressure. The residue was stirred with water and EtOAc and the insoluble material filtered to give 1.05 mg (100% yield of 2-methyl-5-nitro-1-(phenylmethyl)-1H-indole-3-glycolic acid amide, mp, 120-124° C.
Workup
- concentrationconcentrated at reduced pressure
- stirringThe residue was stirred with water and EtOAc
- filtrationthe insoluble material filtered
Sources & evidence
- ORD record
- ord-e186fd4b19114dc6b447d017cc812770
- Source dataset
- uspto-grants-2001_06
- Patent number
- US06252084B1
Reaction notes
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