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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 402341Generated: October 25, 2026

Acetic Acid → HCID 178507667, compound

https://huagongshe.com/reaction/402341

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
ReactantEthyl AcetateHCID 8857—
ReactantHCID 178526654HCID 178526654—
CatalystIronHCID 23925—
SolventWaterHCID 962—
ProductHCID 178507667HCID 17850766793.2%

Reaction Steps

To a mixture of 2.87 g of iron, 10 ml of acetic acid and 10 ml of water was added a mixture of 3.84 g of 3-nitro-5-(trifluoromethyl)pyridine-2-thiol and 10 ml of ethyl acetate at 70° C. over a period of 10 minutes. The reaction mixture was cooled down to room temperature, then, to the reaction mixture was added water, and the resultant mixture was extracted with ethyl acetate twice. The combined organic layers were washed with water and saturated saline, dried over magnesium sulfate, then, concentrated under reduced pressure to obtain 3.1 g of 3-amino-5-(trifluoromethyl)pyridine-2-thiol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08742112B2
Source datasetuspto-grants-2014_06
ORD IDord-af22bcece51d41c3a2a4f8ba67c5f015
Source noteuspto-grants-2014_06