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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 56625Generated: October 30, 2026

Trifluoroacetic acid → HCID 136930237, compound

https://huagongshe.com/reaction/56625

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 136930239HCID 136930239—
SolventDichloromethaneHCID 6344—
ProductHCID 136930237HCID 136930237—

Reaction Steps

At 0° C., 0.8 ml of TFA was added to a solution of 129 mg (purity 70%, 0.44 mmol) of tert-butyl [4-(5-oxo-4,5-dihydro-1,2,4-thiadiazol-3-yl)phenyl]carbamate in 4 ml of dichloromethane, and the mixture was stirred at RT for 40 min Subsequently, the reaction mixture was concentrated under reduced pressure and the crude product was purified by preparative HPLC (water/acetonitrile/0.1% formic acid gradient). Yield: 54 mg (purity 90%, 57% of theory)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434690B2
Source datasetuspto-grants-2016_09
ORD IDord-20473d265681428b9c7630871baaaedd
Source noteuspto-grants-2016_09