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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 568620Generated: October 30, 2026

Hydrochloric Acid → HCID 14012551, compound

https://huagongshe.com/reaction/568620

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPyridinium chlorideHCID 10176127—
ReactantHCID 14012552HCID 14012552—
SolventPyridineHCID 1049—
ProductHCID 14012551HCID 14012551—

Reaction Conditions

Temperature210 °C

Reaction Steps

A molten bath of pyridine HCl is prepared by adding 16 ml of concentrated HCl (0.186 mole) to 14.2 g of pyridine and heating the mixture to 210° C. under nitrogen and allowing the H2O to distill out. The anisole (5.0 g) is added in portions and heating is continued for one hour and the solution poured over ice and extracted with ethyl acetate. Drying and evaporation gives 4-(3-furoyl)-2,3-dichlorophenol, mp 138°-142° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04728662
Source datasetuspto-grants-1988_03
ORD IDord-527260cf32b14ef9bfb70dc2af46986b
Source noteuspto-grants-1988_03