Potassium Bromide → t-Butyl 3-(9-acetylamino-6,10-dioxo-1,2,3,4,7,8,9,10-octahydro-6H-pyridazino[1,2-a][1,2]diazepine-1-carboxamido)-5-diazo-4-oxopentanoate

HRID 2230481Notes

Reaction equation

HRID 2230481 reaction equation
[C:1]([NH:9][CH:10]1[C:16](=[O:17])[N:15]2[CH:18]([C:22]([NH:24][CH:25]([C:34](=[O:38])[CH:35]=[N+:36]=[N-:37])[CH2:26][C:27]([O:29][C:30]([CH3:33])([CH3:32])[CH3:31])=[O:28])=[O:23])[CH2:19][CH2:20][CH2:21][N:14]2[C:13](=[O:39])[CH2:12][CH2:11]1)(=[O:8])[C:2]1C=CC=CC=1.[K+].[Br-]>C(Cl)Cl>[C:1]([NH:9][CH:10]1[C:16](=[O:17])[N:15]2[CH:18]([C:22]([NH:24][CH:25]([C:34](=[O:38])[CH:35]=[N+:36]=[N-:37])[CH2:26][C:27]([O:29][C:30]([CH3:33])([CH3:31])[CH3:32])=[O:28])=[O:23])[CH2:19][CH2:20][CH2:21][N:14]2[C:13](=[O:39])[CH2:12][CH2:11]1)(=[O:8])[CH3:2]

Participants

4

Reactant 2

HCID 253877Potassium BromideHCID 73446976t-Butyl 3-(9-benzoylamino-6,10-dioxo-1,2,3,4,7,8,9,10-octahydro-6H-pyridazino[1,2-a][1,2]diazepine-1-carboxamido)-5-diazo-4-oxopentanoate

Product 1

HCID 73446979t-Butyl 3-(9-acetylamino-6,10-dioxo-1,2,3,4,7,8,9,10-octahydro-6H-pyridazino[1,2-a][1,2]diazepine-1-carboxamido)-5-diazo-4-oxopentanoate

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

was prepared by a similar method as compound 506a. 81%: [α]D28 −146.7° (c 0.4, CH2Cl2); IR (KBr) 3438, 2904, 2113, 1728, 1669, 1523, 1368, 1328, 1155; 1H NMR (CDCl3) δ7.32 (1H, d), 6.43 (1H, d), 5.50 (1H, s), 5.22 (1H, m), 4.94 (1H, m), 4.77 (1H, m), 4.60 (1H, m), 3.24 (1H, m), 3.03-2.52 (4H, m), 2.36 (1H, m), 2.10-1.64 (5H, m), 2.02 (3H, s), 1.45 (9H, s). Anal. Calcd for C21H20N6O7: C, 52.69; H, 6.32; N, 17.05. Found: C, 52.51; H, 6.27; N, 17.36. MS (ES+) 477(M+−1, 100%).

Sources & evidence

ORD record
ord-c4336c40c7cf430080290ed5cb3f5a4c
Source dataset
uspto-grants-2002_07
Patent number
US06423840B1

Reaction notes

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