2-Amino-4-methylpyridine → HCID 20228700, compound

HRID 1731346Notes

Reaction equation

HRID 1731346 reaction equation
Br[CH:2]([CH3:16])[C:3]([C:5]1[CH:6]=[CH:7][C:8]2[O:13][CH2:12][C:11](=[O:14])[NH:10][C:9]=2[CH:15]=1)=O.[NH2:17][C:18]1[CH:23]=[C:22]([CH3:24])[CH:21]=[CH:20][N:19]=1>>[CH3:16][C:2]1[N:19]2[CH:20]=[CH:21][C:22]([CH3:24])=[CH:23][C:18]2=[N:17][C:3]=1[C:5]1[CH:6]=[CH:7][C:8]2[O:13][CH2:12][C:11](=[O:14])[NH:10][C:9]=2[CH:15]=1

Participants

3

Reactant 2

HCID 15332-Amino-4-methylpyridineHCID 202286696-(2-Bromopropanoyl)-2H-1,4-benzoxazin-3(4H)-one

Product 1

HCID 20228700HCID 20228700, compoundYield 48.4%

Procedure

6-(3,7-Dimethylimidazo[1,2-a]pyridin-2-yl)-3-oxo-3,4-dihydro-2H-1,4-benzoxazine (1.15 g) was prepared in substantially the same manner as that of Example 16 from 6-(2-bromopropionyl)-3-oxo-3,4-dihydro-2H-1,4-benzoxazine (2.3 g) and 2-amino-4-methylpyridine (2.5 g). mp. 239°-241° C.

Sources & evidence

ORD record
ord-e2b04f596beb442b8ca39bd1d0ea78ae
Source dataset
uspto-grants-1986_11
Patent number
US04621084

Reaction notes

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