Sodium cyanoborohydride → 3-Oxo-4-[2-(6-{[(3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-6-yl)methyl]amino}-3-azabicyclo[3.1.0]hex-3-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazine-6-carbonitrile

HRID 255252Notes

Reaction equation

HRID 255252 reaction equation
[NH2:1][CH:2]1[CH:7]2[CH:3]1[CH2:4][N:5]([CH2:8][CH2:9][N:10]1[C:15]3[CH:16]=[C:17]([C:20]#[N:21])[CH:18]=[CH:19][C:14]=3[O:13][CH2:12][C:11]1=[O:22])[CH2:6]2.[O:23]=[C:24]1[CH2:29][O:28][C:27]2[CH:30]=[CH:31][C:32]([CH:34]=O)=[N:33][C:26]=2[NH:25]1.C([BH3-])#N.[Na+]>>[O:22]=[C:11]1[N:10]([CH2:9][CH2:8][N:5]2[CH2:6][CH:7]3[CH:3]([CH:2]3[NH:1][CH2:34][C:32]3[CH:31]=[CH:30][C:27]4[O:28][CH2:29][C:24](=[O:23])[NH:25][C:26]=4[N:33]=3)[CH2:4]2)[C:15]2[CH:16]=[C:17]([C:20]#[N:21])[CH:18]=[CH:19][C:14]=2[O:13][CH2:12]1

Participants

4

Reactant 3

HCID 5003444Sodium cyanoborohydrideHCID 218737373-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehydeHCID 667753604-[2-(6-Amino-3-azabicyclo[3.1.0]hex-3-yl)ethyl]-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carbonitrile2×

Product 1

HCID 159820173-Oxo-4-[2-(6-{[(3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazin-6-yl)methyl]amino}-3-azabicyclo[3.1.0]hex-3-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazine-6-carbonitrileYield 6%

Procedure

4-[2-(6-Amino-3-azabicyclo[3.1.0]hex-3-yl)ethyl]-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carbonitrile (Intermediate 93), 3-oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehyde (WO 2004/058144) and sodium cyanoborohydride were reacted as described under Example 21 to give the product as an off-white solid in 6% yield.

Sources & evidence

ORD record
ord-6e1ba7db342f42d691518c8d5ec7804e
Source dataset
uspto-grants-2011_01
Patent number
US07875715B2

Reaction notes

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