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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 35066Generated: October 30, 2026

Piperidine → Lamtidine

https://huagongshe.com/reaction/35066

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperidineHCID 8082—
Reactant1-Methyl-N5-[3-[3-(bromomethyl)phenoxy]propyl]-1H-1,2,4-triazole-3,5-diamine, hydrobromideHCID 131712688—
SolventEthanolHCID 702—
ProductLamtidineHCID 7198889.7%

Reaction Steps

1-Methyl-N5 -[3-[3-(bromomethyl)phenoxy]propyl]-1H-1,2,4-triazole-3,5-diamine, hydrobromide (0.3 g) was dissolved in ethanol (5 ml) and treated with piperidine (0.3 g) at room temperature. The solvent was evaporated in vacuo and the residue triturated with ethyl acetate to afford the title compound as a white crystalline solid (0.22 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04764612
Source datasetuspto-grants-1988_08
ORD IDord-3026301cb85c4bf49979e9d71d72d293
Source noteuspto-grants-1988_08