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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1673754Generated: October 26, 2026

Diisopropyl Ether → 3-(4-isopropoxyphenyl)-2-methyl-5-{[2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl}-6-propylpyrimidin-4(3H)-one hydrochloride

https://huagongshe.com/reaction/1673754

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropyl EtherHCID 7914—
ReactantHydrogen chloride-ethyl acetateHCID 21866389—
Reactant3-(4-isopropoxyphenyl)-2-methyl-5-{[2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl}-6-propylpyrimidin-4(3H)-oneHCID 135845010—
SolventEthyl AcetateHCID 8857—
Product3-(4-isopropoxyphenyl)-2-methyl-5-{[2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl}-6-propylpyrimidin-4(3H)-one hydrochlorideHCID 13602686275%

Reaction Steps

3-(4-Isopropoxyphenyl)-2-methyl-5-{[2′-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl}-6-propylpyrimidin-4(3H)-one (0.50 g) was dissolved in ethyl acetate (3 mL), and 4 M hydrochloric acid-ethyl acetate solution (0.28 mL) was added. Diisopropyl ether was further added and the precipitated solid was collected by filtration to give the title compound (0.40 g, 75%) as a colorless solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07998968B2
Source datasetuspto-grants-2011_08
ORD IDord-58bad49f1fff4767b2c60b2474d7f3d0
Source noteuspto-grants-2011_08