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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 228051Generated: October 25, 2026

Ethyl 2-[(5-amino-1,3,4-thiadiazol-2-yl)sulfanyl]acetate → (2s,4s)-1-[[n-[4-[n-(5-Ethoxycarbonylmethylthio-1,3,4-thiadiazol-2-yl)amino]carbonylbicyclo[2.2.2]oct-1-yl]amino]acetyl]-4-fluoropyrrolidine-2-carbonitrile

https://huagongshe.com/reaction/228051

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 2-[(5-amino-1,3,4-thiadiazol-2-yl)sulfanyl]acetateHCID 351912—
Reactant(2S,4S)-1-[[N-(4-carboxybicyclo[2,2,2]oct-1-yl)amino]acetyl]-4-fluoropyrrolidine-2-carbonitrileHCID 57634365—
Product(2s,4s)-1-[[n-[4-[n-(5-Ethoxycarbonylmethylthio-1,3,4-thiadiazol-2-yl)amino]carbonylbicyclo[2.2.2]oct-1-yl]amino]acetyl]-4-fluoropyrrolidine-2-carbonitrileHCID 6884370020.2%

Reaction Steps

In a similar manner to Example 87, (2S,4S)-1-[[N-(4-carboxybicyclo[2.2.2]oct-1-yl)amino]acetyl]-4-fluoropyrrolidine-2-carbonitrile (50.0 mg) and ethyl[(5-amino-1,3,4-thiadiazol-2-yl)thio]acetate (74.6 mg) were used to obtain (2S,4S)-1-[[N-[4-[N-(5-ethoxycarbonylmethylthio-1,3,4-thiadiazol-2-yl)amino]carbonylbicyclo[2.2.2]oct-1-yl]amino]acetyl]-4-fluoropyrrolidine-2-carbonitrile (16.4 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07560569B2
Source datasetuspto-grants-2009_07
ORD IDord-4a6c2905117048fb8fb956b1775f2c17
Source noteuspto-grants-2009_07