Sulfathiazole → HCID 178517002, compound

HRID 840871Notes

Reaction equation

C(O[CH:4]=[C:5]1[C:16]2[C:8](=[CH:9][CH:10]=[C:11]3[C:15]=2[S:14][CH:13]=[N:12]3)[NH:7][C:6]1=[O:17])C.[NH2:18][C:19]1[CH:24]=[CH:23][C:22]([S:25]([NH:28][C:29]2[S:30][CH:31]=[CH:32][N:33]=2)(=[O:27])=[O:26])=[CH:21][CH:20]=1>>[O:17]=[C:6]1[C:5](=[CH:4][NH:18][C:19]2[CH:24]=[CH:23][C:22]([S:25]([NH:28][C:29]3[S:30][CH:31]=[CH:32][N:33]=3)(=[O:27])=[O:26])=[CH:21][CH:20]=2)[C:16]2[C:8](=[CH:9][CH:10]=[C:11]3[C:15]=2[S:14][CH:13]=[N:12]3)[NH:7]1

Participants

Reactant 2

HCID 5340Sulfathiazole

HCID 539908078-[Ethoxymethylidene]-6H-[1,3]thiazolo[5,4-e]indol-7-one

Product 1

HCID 178517002HCID 178517002, compoundYield 33%

Procedure

The title compound was prepared in 33% yield from 8-ethoxymethylene-6,8-dihydro-1-thia-3,6-diaza-as-indacen-7-one and 4-amino-N-(thiazol-2-yl)-benzenesulfonamide according to Procedure J: 1H NMR (DMSO-d6): δ12.7 (s, 1H), 11.2 (d, 1H), 10.9 (s, 1H), 9.3 (s, 1H), 8.1 (d, 1H), 7.8 (t, 3H), 7.6 (d, 2H), 7.3 (d, 1H), 7.2 (d, 1H), 6.8 (d, 1H); APCI−MS m/z 456 (M+H)+ and 454 (M−H)−.

Sources & evidence

ORD record: ord-0b4b158187094e879474f27077c86a1f
Source dataset: uspto-grants-2002_04
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06369086B1

Reaction notes

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