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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 368321Generated: October 28, 2026

Methanol → HCID 178515709, compound

https://huagongshe.com/reaction/368321

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
Reactant3-ThiophenecarboxaldehydeHCID 68135—
ReactantHCID 54451574HCID 54451574—
SolventEthanolHCID 702—
SolventDichloromethaneHCID 6344—
SolventPotassium HydroxideHCID 14797—
ProductHCID 178515709HCID 17851570962.7%

Reaction Steps

According to the method of Example 32, Step 2, 4-[2-(5-oxo-5,6,7,8-tetrahydro-naphthalen-2-yloxy)-ethyl]-imidazole-1-carboxylic acid tert-butyl ester (0.270 g, 0.76 mmol) was reacted with thiophene-3-carboxaldehyde (0.128 g, 1.14 mmol) in 5 mL of 4% KOH in EtOH for 22 hours to afford, after chromatography (silica gel, 50 g; 8% MeOH in DCM), 0.167 g (59%) of the title compound as a dull yellow powder, mp 94-96° C.: CI-MS m/e 351 (M+ +1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06133303
Source datasetuspto-grants-2000_10
ORD IDord-a2bd654f8ce7416ca65fa91636c05d53
Source noteuspto-grants-2000_10