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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 51883Generated: October 25, 2026

Acetyl chloride → N-{7-[Acetyl-(2-methoxy-ethyl)-amino]-4-methoxy-benzothiazol-2-yl}-2-bromo-isonicotinamide

https://huagongshe.com/reaction/51883

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetyl chlorideHCID 6367—
Reactant4-MethylmorpholineHCID 7972—
Reactant2-Bromoisonicotinic acidHCID 222701—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant4-methoxy-N7-(2-methoxy-ethyl)-benzothiazole-2,7-diamineHCID 22736980—
SolventPyridineHCID 1049—
SolventDichloromethaneHCID 6344—
SolventTetrahydrofuranHCID 8028—
ProductN-{7-[Acetyl-(2-methoxy-ethyl)-amino]-4-methoxy-benzothiazol-2-yl}-2-bromo-isonicotinamideHCID 22736982—

Reaction Steps

From 4-methoxy-N7-(2-methoxy-ethyl)-benzothiazole-2,7-diamine with pyridine and acetyl chloride in dichloromethane and THF, then treatment with 2-bromo-isonicotinic acid, HATU and N-methylmopholine in THF. ES-MS m/e (%): 481 (M{81Br}+H+, 100), 479 (M{79Br}+H+, 99).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06713499B2
Source datasetuspto-grants-2004_03
ORD IDord-81866feb449a4ab48a3efda43d9b29dc
Source noteuspto-grants-2004_03