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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1688477Generated: October 25, 2026

Ethyl 2-[(2'-cyano-3-fluorobiphenyl-4-yl)methyl]-3-oxohexanoate → 3'-Fluoro-4'-{[4-(2-methoxy-1-methylethyl)-2-methyl-5-oxo-7-propyl-4,5-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]methyl}biphenyl-2-carbonitrile

https://huagongshe.com/reaction/1688477

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 2-[(2'-cyano-3-fluorobiphenyl-4-yl)methyl]-3-oxohexanoateHCID 57460949—
ReactantHCID 178495283HCID 178495283—
Product3'-Fluoro-4'-{[4-(2-methoxy-1-methylethyl)-2-methyl-5-oxo-7-propyl-4,5-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]methyl}biphenyl-2-carbonitrileHCID 6700996440.3%

Reaction Conditions

Temperature250 °C

Reaction Steps

A mixture of ethyl 2-[(2′-cyano-3-fluorobiphenyl-4-yl)methyl]-3-oxohexanoate (1 g) and N-(2-methoxy-1-methylethyl)-5-methyl-4H-1,2,4-triazol-3-amine (0.25 g) was stirred at 250° C. for 20 min under microwave irradiation. The obtained reaction mixture was purified by silica gel column chromatography to give the title compound as a colorless solid (0.28 g, 40%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08148383B2
Source datasetuspto-grants-2012_04
ORD IDord-8dd40db34e254fe59fb29e569abcef65
Source noteuspto-grants-2012_04