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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1867936Generated: October 30, 2026

Hydrochloric Acid → 1-(2,4-Dimethoxybenzyl)-7-(2-(s)-hydroxymethyl-azetidin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acid

https://huagongshe.com/reaction/1867936

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantWaterHCID 962—
ReactantLithium HydroxideHCID 3939—
ReactantEthyl 1-(2,4-dimethoxybenzyl)-7-(2-(s)-hydroxymethyl-azetidin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylateHCID 69026965—
SolventEthanolHCID 702—
Product1-(2,4-Dimethoxybenzyl)-7-(2-(s)-hydroxymethyl-azetidin-1-yl)-4-oxo-1,4-dihydro-[1,8]naphthyridine-3-carboxylic acidHCID 69029242—

Reaction Steps

A mixture of EXAMPLE 4A (1 g) and 0.1M lithium hydroxide (40 mL) in ethanol (50 mL) was stirred for 24 hours, adjusted to pH 4 with 1M hydrochloric acid, treated with water, and filtered.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07632946B2
Source datasetuspto-grants-2009_12
ORD IDord-a2d1a0d019754d41bec55462fac26c4b
Source noteuspto-grants-2009_12