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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 130295Generated: October 31, 2026

Acetic Acid → HCID 18458085, compound

https://huagongshe.com/reaction/130295

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantSulfuric AcidHCID 1118—
Reactant5-(4,4,5,5,5-Pentafluoro-3-oxopentanoyl)thiophene-2-carbonitrileHCID 18458086—
SolventWaterHCID 962—
ProductHCID 18458085HCID 18458085—

Reaction Steps

A mixture of 1-(5-cyano-2-thienyl)-4,4,5,5,5-pentafluoro-1,3-pentanedione (0.78 g), sulfuric acid (9 ml) and acetic acid (10 ml) was refluxed for 2 hours. The cooled mixture was poured into 100 ml of water. The precipitation was filtered and washed with water. 1H NMR (CDCl3): 6.53 (s, 1 H); 7.57 (d, 1H, J=4.1 Hz); 7.78 (d, 1H, J=4.1 Hz).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07381567B2
Source datasetuspto-grants-2008_06
ORD IDord-69ceee4e75614818a57ad74fb53c4c15
Source noteuspto-grants-2008_06