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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 469132Generated: October 25, 2026

4-[2-(Pyrrolidin-1-yl)ethyl]piperidine → Ammonia

https://huagongshe.com/reaction/469132

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-[2-(Pyrrolidin-1-yl)ethyl]piperidineHCID 296293—
ReactantTrimethylaluminumHCID 16682925—
Reactantethyl 5-({Cyclopropyl[(4-methoxy-2,6-dimethylphenyl)sulfonyl]amino}methyl)-1,3,4-thiadiazole-2-carboxylateHCID 58393201—
Solvent1,2-DichloroethaneHCID 11—
ProductAmmoniaHCID 222—
ProductN-Cyclopropyl-4-methoxy-2,6-dimethyl-N-[(5-{[4-(2-pyrrolidin-1-ylethyl)piperidin-1-yl]carbonyl}-1,3,4-thiadiazol-2-yl)methyl]benzenesulfonamideHCID 58393259—

Reaction Steps

The title compound was prepared according to general procedure AT using ethyl 5-({cyclopropyl[(4-methoxy-2,6-dimethylphenyl)sulfonyl]amino}methyl)-1,3,4-thiadiazole-2-carboxylate (30 mg, 0.07 mmol), 4-[2-(pyrrolidin-1-yl)ethyl]piperidine (29 mg, 0.16 mmol) and trimethylaluminium (2 M in toluene, 0.07 mL) in DCE (5 mL). The crude product was purified using FCC, eluting with 95:4.5:0.5 DCM:MeOH:NH3, to afford the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08623859B2
Source datasetuspto-grants-2014_01
ORD IDord-94aee724d7084f98928d3daa8e337184
Source noteuspto-grants-2014_01