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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2117468Generated: November 2, 2026

Trifluoroacetic acid → HCID 18376152, compound

https://huagongshe.com/reaction/2117468

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 54557987HCID 54557987—
SolventDichloromethaneHCID 6344—
ProductHCID 18376152HCID 18376152—

Reaction Conditions

Temperature0 °C

Reaction Steps

TFA. A solution of 5-(3-((2-benzylsulfanyl-ethyl)-(pyridine-3-sulfonyl)-amino)-propyl)-thiophene-2-carboxylic acid tert-butyl ester prepared of Example 3, Step B (0.038 g) in 1 mL CH2Cl2 was cooled to 0° C. and 1 mL TFA was added. The mixture was warmed to room temperature and was stirred for 1 h. The CH2Cl2 and TFA were removed by evaporation, azeotroping with added CH2Cl2 to yield the title compound (46.3 mg). MS 475 (M−1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07442702B2
Source datasetuspto-grants-2008_10
ORD IDord-ab9576f6c9ad4e0d9065f11f39c48fe4
Source noteuspto-grants-2008_10