2-Amino-4-methylpyridine → 4-Hydroxy-2-methyl-N-(4-methyl-2-pyridyl)-2H-[1]benzothieno-[2,3-e]-1,2-thiazine-3-carboxamide-1,1-dioxide

HRID 128265Notes

Reaction equation

HRID 128265 reaction equation
[OH:1][C:2]1[C:7]2[S:8][C:9]3[CH:14]=[CH:13][CH:12]=[CH:11][C:10]=3[C:6]=2[S:5](=[O:16])(=[O:15])[N:4]([CH3:17])[C:3]=1[C:18](OC)=[O:19].[CH3:22][C:23]1[CH:28]=[CH:27][N:26]=[C:25]([NH2:29])[CH:24]=1>>[OH:1][C:2]1[C:7]2[S:8][C:9]3[CH:14]=[CH:13][CH:12]=[CH:11][C:10]=3[C:6]=2[S:5](=[O:16])(=[O:15])[N:4]([CH3:17])[C:3]=1[C:18]([NH:29][C:25]1[CH:24]=[C:23]([CH3:22])[CH:28]=[CH:27][N:26]=1)=[O:19]

Participants

3

Reactant 2

HCID 15332-Amino-4-methylpyridineHCID 547072593-carbomethoxy-4-hydroxy-2-methyl-2H-[1]benzothieno[2,3-e]-1,2-thiazine 1,1-dioxide

Product 1

HCID 705787014-Hydroxy-2-methyl-N-(4-methyl-2-pyridyl)-2H-[1]benzothieno-[2,3-e]-1,2-thiazine-3-carboxamide-1,1-dioxideYield 31%

Procedure

Prepared analogous to Example 1 from methyl 4-hydroxy-2-methyl-2H-[1]benzothieno[2,3-e]-1,2-thiazine-3-carboxylate-1,1-dioxide and 4-methyl-2-amino-pyridine with a yield of 31% of theory.

Sources & evidence

ORD record
ord-719373c544a944ac809712fb3a5f0aee
Source dataset
uspto-grants-1981_03
Patent number
US04259336

Reaction notes

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