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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1774125Generated: November 2, 2026

Hydrochloric Acid → HCID 178503515, compound

https://huagongshe.com/reaction/1774125

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethyl iodideHCID 6328—
ReactantSodium ethoxideHCID 2723922—
ReactantHCID 178518554HCID 178518554—
SolventDimethylformamideHCID 6228—
ProductHCID 178503515HCID 178503515—

Reaction Steps

A solution of 6-bromo-2-mercapto-quinazolin-4-ol (0.32 g, 1.26 mmol), methyl iodide and sodium ethoxide in DMF (5 mL) was stirred at room temperature for 3 hours. HCl (1N, 3 ml) was added and the mixture was extracted with ethyl acetate. The organic layer was dried and concentrated to provide 0.31 g of crude product which was used without further purification. The product was characterized as follows: MS (m/z) 271 [M+H]+; HPLC retention time (Rt)=1.87 minutes (Method B).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09259426B2
Source datasetuspto-grants-2016_02
ORD IDord-dea237e6e7554e69bc329e1428b8dc2a
Source noteuspto-grants-2016_02