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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1294679Generated: November 2, 2026

Hydrochloric Acid → HCID 69520085, compound

https://huagongshe.com/reaction/1294679

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
ReactantHCID 11472023HCID 11472023—
SolventEthyl AcetateHCID 8857—
ProductHCID 69520085HCID 69520085—

Reaction Steps

The product of Example 27C (120 mg, 0.45 mmol) in ethyl acetate (5 mL) was treated with 4M HCl in 1,4-dioxane (0.5 mL, 2 mmol). The title compound was obtained as a solid (120 mg, yield, 80%). 1H NMR (MeOH-d4, 300 MHz) δ 1.85–2.18 (m, 1H), 2.30–2.45 (m, 1H), 2.56–2.64 (m, 1H), 3.35–3.50 (m, 5H), 3.85–3.9(m, 1H), 5.45 (m, 1H), 7.18–7.26 (m, 2H), 7.28–7.36 (m, 1H), 7.45–7.51 (m, 2H), 7.52 (s, 2H) ppm. MS (DCl/NH3) m/z 265 (M+H)+. Anal. Calculated for C20H22N2O2.2.0HCl: C, 55.14; H, 5.72; N, 11.35. Found: C, 55.03; H, 5.59; N, 11.64.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07241773B2
Source datasetuspto-grants-2007_07
ORD IDord-50c9515371514f9aa3fcfe5cebd96031
Source noteuspto-grants-2007_07