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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2052135Generated: November 1, 2026

Formic Acid → HCID 20378760, compound

https://huagongshe.com/reaction/2052135

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormic AcidHCID 284—
ReactantPhosphorus pentachlorideHCID 24819—
Reactant2,3-dimethylbenzamideHCID 2800987—
SolventCarbon TetrachlorideHCID 5943—
ProductHCID 20378760HCID 20378760—

Reaction Steps

Heated at 70° for 30 min. a mixture containing 23.3 g (0.16 mole) of 2,3-dimethylbenzamide, 32.5 g (0.16 mole) of phosphorus pentachloride and 250 ml of AR carbon tetrachloride. The resulting solution was cooled to 30° and 7.4 g (0.16 mole) of 97% formic acid added. Continued to stir at 30° for 20 min. then chilled to 0°, filtered, washed with AR carbon tetrachloride and air-dried to give 36.1 g, m.p. 88°-90°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04182881
Source datasetuspto-grants-1980_01
ORD IDord-f59b241a8e55405f8866bf8e0ddc0021
Source noteuspto-grants-1980_01