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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1626418Generated: October 31, 2026

Hydrochloric Acid → HCID 67288468, compound

https://huagongshe.com/reaction/1626418

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantWaterHCID 962—
Reactant1,4-DioxaneHCID 31275—
ReactantLithium hydroxide, monohydrateHCID 168937—
ReactantHCID 67287501HCID 67287501—
SolventTetrahydrofuranHCID 8028—
ProductHCID 67288468HCID 6728846836.9%

Reaction Steps

Methyl 6-cyano-7-(4-(2-(5-(trifluoromethyl)-pyridin-2-yl)ethylcarbamoyl)phenoxy)chroman-4-carboxylate (14.2 mg, 0.0270 mmol) was dissolved in THF (3 mL) and 1M solution of lithium hydroxide monohydrate in water (54.0 μl, 0.0540 mmol) was added. The mixture was stirred overnight at ambient temperature, then quenched with 4.0 M HCl solution in 1,4-dioxane (20.3 μl, 0.0811 mmol). The reaction mixture was purified on silica gel (MeOH in dichloromethane with 1% acetic acid gradient) to provide 5.1 mg of the title compound as a thin film (37%). MS (apci) m/z=509.7 (M−H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08785445B2
Source datasetuspto-grants-2014_07
ORD IDord-6f74a0f7e4dd4c029e81e6fc120f2cb6
Source noteuspto-grants-2014_07