Formamide → 10-bromo-3-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)-6,7-dihydro-5H-5,7-methanobenzo[c]imidazo[1,2-a]azepine-2-carboxamide

HRID 575425Notes

Reaction equation

[Br:1][C:2]1[CH:3]=[CH:4][C:5]2[CH:11]3[CH2:12][CH:9]([CH2:10]3)[N:8]3[C:13]([C:20]4[S:21][C:22]([CH:25]5[CH2:27][CH2:26]5)=[N:23][N:24]=4)=[C:14]([C:16]([O:18]C)=O)[N:15]=[C:7]3[C:6]=2[CH:28]=1.C[O-].[Na+].C([NH2:34])=O>>[Br:1][C:2]1[CH:3]=[CH:4][C:5]2[CH:11]3[CH2:12][CH:9]([CH2:10]3)[N:8]3[C:13]([C:20]4[S:21][C:22]([CH:25]5[CH2:27][CH2:26]5)=[N:23][N:24]=4)=[C:14]([C:16]([NH2:34])=[O:18])[N:15]=[C:7]3[C:6]=2[CH:28]=1

Participants

Reactant 3

HCID 713Formamide

HCID 10942334Sodium Methoxide

HCID 86693478Methyl 10-bromo-3-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)-6,7-dihydro-5H-5,7-methanobenzo[c]imidazo[1,2-a]azepine-2-carboxylate

Product 1

HCID 8669347910-bromo-3-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)-6,7-dihydro-5H-5,7-methanobenzo[c]imidazo[1,2-a]azepine-2-carboxamide

Procedure

10-bromo-3-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)-6,7-dihydro-5H-5,7-methanobenzo [c]imidazo[1,2-a]azepine-2-carboxamide was prepared similarly to as described in General Procedure L Methyl 10-bromo-3-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)-6,7-dihydro-5H-5,7-methanobenzo[c]imidazo[1,2-a]azepine-2-carboxylate was reacted with sodium methoxide and formamide to afford the crude title compound which was carried forward without further purification.

Workup

custom10-bromo-3-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)-6,7-dihydro-5H-5,7-methanobenzo [c]imidazo[1,2-a]azepine-2-carboxamide was prepared similarly

Sources & evidence

ORD record: ord-45c1e17624bc4b7c8b7e466be8ff1d2d
Source dataset: uspto-grants-2015_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09034866B2

Reaction notes

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