9-Bromo-2-[2-(2-chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene → 4-{2-[2-(2-Chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-9-yl}-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester

HRID 2044373Notes

Reaction equation

HRID 2044373 reaction equation
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH:12]=[C:11]([C:14]2[CH:15]=[CH:16][C:17]3[O:26][CH2:25][CH2:24]C4N(N=C(C5N(CC(F)(F)F)N=CN=5)C=4)[C:18]=3[CH:37]=2)[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].BrC1C=CC2OCC[C:48]3[C:44](=[N:45][N:46]([C:52]4[N:53]([C:57]5[CH:62]=[CH:61][CH:60]=[CH:59][C:58]=5[Cl:63])[N:54]=[CH:55][N:56]=4)[CH:47]=3)C=2C=1>>[C:1]([O:5][C:6]([N:8]1[CH2:13][CH:12]=[C:11]([C:14]2[CH:15]=[CH:16][C:17]3[O:26][CH2:25][CH2:24][C:48]4[C:44](=[N:45][N:46]([C:52]5[N:53]([C:57]6[CH:62]=[CH:61][CH:60]=[CH:59][C:58]=6[Cl:63])[N:54]=[CH:55][N:56]=5)[CH:47]=4)[C:18]=3[CH:37]=2)[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:2])[CH3:3]

Participants

3

Reactant 2

HCID 582043869-Bromo-2-[2-(2-chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azuleneHCID 582047464-{2-[2-(2,2,2-Trifluoro-ethyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-6-oxa-1,10b-diaza-benzo[e]azulen-9-yl}-3,6-dihydro-2H-pyridine-1-carboxylic acid tert butyl ester

Product 1

HCID 582048924-{2-[2-(2-Chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-9-yl}-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl esterYield 80%

Procedure

4-{2-[2-(2-Chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-9-yl}-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester was prepared similarly to 4-{2-[2-(2,2,2-trifluoro-ethyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-6-oxa-1,10b-diaza-benzo[e]azulen-9-yl}-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester from 9-bromo-2-[2-(2-chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene (500 mg, 1.13 mmol) to give 4-{2-[2-(2-Chloro-phenyl)-2H-[1,2,4]triazol-3-yl]-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulen-9-yl}-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester as a colourless gum (490 mg, 80%). LCMS RT=5.14 min, M+Na+=567

Sources & evidence

ORD record
ord-51f84f56d462418e90eaca1701b7445f
Source dataset
uspto-grants-2013_11
Patent number
US08586574B2

Reaction notes

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