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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1890333Generated: November 2, 2026

Trifluoroacetic acid → HCID 178436508, compound

https://huagongshe.com/reaction/1890333

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantTrimethyl orthoacetateHCID 15050—
ReactantHCID 67312934HCID 67312934—
SolventTetrahydrofuranHCID 8028—
ProductHCID 178436508HCID 178436508—

Reaction Steps

6-(Benzyloxy)-N2-(4-ethylphenyl)pyridine-2,3-diamine (358 mg, 1.12 mmol) was dissolved in THF (1.0 mL). Trimethyl orthoacetate (1.0 mL) was added followed by TFA (10 μL). The mixture was stirred at room temperature overnight and concentrated in vacuo. The benzyl group was then removed as described in Example 1.98, Step B to give the title compound as a white solid (55.3 mg). LCMS m/z=254.3 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08507473B2
Source datasetuspto-grants-2013_08
ORD IDord-f3bbda525a1f42bc99e24f9254f90b02
Source noteuspto-grants-2013_08