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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1670519Generated: October 29, 2026

Water → HCID 178522810, compound

https://huagongshe.com/reaction/1670519

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantBenzylamineHCID 7504—
Reactant2-Ethoxy-1-(ethoxycarbonyl)-1,2-dihydroquinolineHCID 27833—
Reactant6-sulfanylpyridine-3-carboxylic acidHCID 178524518—
SolventDimethylformamideHCID 6228—
ProductHCID 178522810HCID 17852281044%

Reaction Steps

Combine 6-mercapto-nicotinic acid (0.64 g, 4.1 mmol), benzylamine (0.45 mL, 4.1 mmol) and EEDQ (1 g, 4 mmol) in anhydrous DMF (3 mL). Stir at room temperature for 12 h. Dilute the reaction with water and extract with DCM. Dry over MgSO4, filter and concentrate in vacuo to give a yellow solid. Purify by chromatography on silica gel eluting with 2M ammonia in methanol/DCM (2:98 and 10:90) to give the title compound as a yellow solid (440 mg, 44%). MS (ES+) m/z: 245 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07994163B2
Source datasetuspto-grants-2011_08
ORD IDord-b02f8c70926843ff903df8704e6b55cb
Source noteuspto-grants-2011_08