Sodium cyanoborohydride → HCID 21947495, compound
Reaction equation
[CH3:1][O:2][N:3]=[CH:4][C:5]1[CH:10]=[CH:9][CH:8]=[CH:7][C:6]=1[CH3:11].C([BH3-])#N.[Na+]>>[CH3:11][C:6]1[CH:7]=[CH:8][CH:9]=[CH:10][C:5]=1[CH2:4][NH:3][O:2][CH3:1]Participants
3
Procedure
Reduction of 2-methylbenzaldehyde O-methyloxime with sodium cyanoborohydride as described in the preparation of compound 3-B gave the title hydroxylamine as a clear oil (83% yield). 1HNMR 400 MHz (CDCl3) δ (ppm): 2.42 (3H, s, CH3), 3.55 (3H, s, OCH3), 4.11 (2H, s, NCH2), 5.64 (1H, s, NH), 7.19-7.32 (4H, m, aromatics). The hydrochloride salt was obtained as a white solid: mp 148-150° C. Anal. calcd. for C9H13NO—HCl: C, 57.60; H, 7.51; N, 7.46. Found: C, 57.59; H, 7.69; N, 7.52.
Sources & evidence
- ORD record
- ord-692410e7852d44778320e8a15b34318c
- Source dataset
- uspto-grants-2004_08
- Patent number
- US06777440B2
Reaction notes
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