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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 245296Generated: October 29, 2026

Hydrochloric Acid → HCID 59432074, compound

https://huagongshe.com/reaction/245296

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 59432123HCID 59432123—
SolventTetrahydrofuranHCID 8028—
ProductHCID 59432074HCID 5943207494.1%

Reaction Steps

6-Amino-2-(4-chloro-2-fluoro-3-methoxyphenyl)-5-(1-ethoxy-vinyl)pyrimidine-4-carboxylic acid methyl ester (0.235 g, 0.616 mmol) was dissolved in THF (5 mL) and 2N HCl (0.616 mL, 1.231 mmol) and stirred at ambient temperature for 3 h. The reaction mixture was concentrated, triturated with water, and filtered. The product was washed with methanol and dried under vacuum to yield the title compound (0.205 g, 94% yield): 1H NMR (DMSO-d6) δ 7.7 (br s, 2H), 7.63 (dd, 1H), 7.42 (dd, 1H), 3.92 (s, 3H), 3.85 (s, 3H), 2.46 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08658791B2
Source datasetuspto-grants-2014_02
ORD IDord-3bc795584dce4ee9a17d4404a86b80b2
Source noteuspto-grants-2014_02