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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1174943Generated: November 2, 2026

Pyridine → HCID 57771778, compound

https://huagongshe.com/reaction/1174943

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantAcetyl chlorideHCID 6367—
ReactantHCID 57771690HCID 57771690—
SolventDichloromethaneHCID 6344—
ProductHCID 57771778HCID 57771778100%

Reaction Steps

Dissolve N,N′-dimethyl-N-(6-nitro-benzothiazol-2-yl)-ethane-1,2-diamine (0.255 g, 0.957 mmol) in CH2Cl2 (10 mL) and add pyridine (0.1 mL, 1.2 mmol). Add acetyl chloride (0.102 mL, 1.43 mmol) and shake the mixture overnight at room temperature. Concentrate the reaction mixture in vacuo (adsorbing onto silica gel) and subject the mixture to silica gel flash column chromatography (40 g column, eluting with 1-10% MeOH/CH2Cl2) to yield the desired product (0.295 g, 100%). mass spectrum (m/e): 309.2 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07838543B2
Source datasetuspto-grants-2010_11
ORD IDord-ad80b674afb14981a040be82ebac4a08
Source noteuspto-grants-2010_11