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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1257254Generated: November 2, 2026

Hydrochloric Acid → HCID 86713681, compound

https://huagongshe.com/reaction/1257254

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDiethyl EtherHCID 3283—
ReactantHCID 71584757HCID 71584757—
SolventAcetonitrileHCID 6342—
ProductHCID 86713681HCID 8671368196.1%

Reaction Steps

A mixture of N-(3-(2-chloro-4-fluoro-5-(3-phenylureido)phenyl)-1-isopropyl-2-oxo-1,2-dihydro-1,6-naphthyridin-7-yl)acetamide (33 mg, 0.065 mmol) in MeCN (3 mL) was treated with 0.1N HCl (0.650 mL, 0.065 mmol), frozen and lyophilized. The material was treated with Et2O, the solid collected via filtration and dried to afford N-(3-(2-chloro-4-fluoro-5-(3-phenylureido)phenyl)-1-isopropyl-2-oxo-1,2-dihydro-1,6-naphthyridin-7-yl)acetamide hydrochloride (17 mg, 47% yield). 1H NMR (400 MHz, DMSO-d6): δ 10.82 (s, 1H), 9.16 (s, 1H), 8.75 (s, 1H), 8.69 (s, 1H), 8.53 (s, 1H), 8.22 (d, J=8.6 Hz, 1H), 7.93 (s, 1H), 7.56 (d, J=11.0 Hz, 1H), 7.42 (d, J=8.0 Hz, 2H), 7.26 (t, J=7.7 Hz, 2H), 6.97 (t, J=7.3 Hz, 1H), 3.71 (m, 1H), 2.15 (s, 3H), 1.56 (d, J=7.0 Hz, 6H); MS (ESI) m/z: 508.2 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08461179B1
Source datasetuspto-grants-2013_06
ORD IDord-cbd95f70bde04551bb52f11f942d9e93
Source noteuspto-grants-2013_06