2-Amino-6-Chloropyrazine → N-(6-chloro-pyrazin-2-yl)-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide

HRID 484689Notes

Reaction equation

HRID 484689 reaction equation
[OH:1][C:2]1[C:7]2[CH:8]=[CH:9][CH:10]=[CH:11][C:6]=2[S:5](=[O:13])(=[O:12])[N:4]([CH3:14])[C:3]=1[C:15]([O:17]CC)=O.[NH2:20][C:21]1[CH:26]=[N:25][CH:24]=[C:23]([Cl:27])[N:22]=1>>[Cl:27][C:23]1[N:22]=[C:21]([NH:20][C:15]([C:3]2[N:4]([CH3:14])[S:5](=[O:12])(=[O:13])[C:6]3[CH:11]=[CH:10][CH:9]=[CH:8][C:7]=3[C:2]=2[OH:1])=[O:17])[CH:26]=[N:25][CH:24]=1

Participants

3

Reactant 2

HCID 1184582-Amino-6-ChloropyrazineHCID 546793484-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid ethylester 1,1-dioxide

Product 1

HCID 54703135N-(6-chloro-pyrazin-2-yl)-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide

Procedure

This compound was prepared from ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate-1,1-dioxide and 2-amino-6-chloro-pyrazine analogous to Example 1.

Sources & evidence

ORD record
ord-0f6bdb44d7bb43c7a206d53b54d5c35d
Source dataset
uspto-grants-1985_08
Patent number
US04533664

Reaction notes

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