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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 527183Generated: October 30, 2026

HCID 11091112, compound → 3H-1,2,4-Triazol-3-one, 2-(1-ethylpropyl)-2,4-dihydro-4-[4-[4-(4-hydroxyphenyl)-1-piperazinyl]phenyl]-

https://huagongshe.com/reaction/527183

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 11091112HCID 11091112—
SolventHydrogen BromideHCID 260—
Product3H-1,2,4-Triazol-3-one, 2-(1-ethylpropyl)-2,4-dihydro-4-[4-[4-(4-hydroxyphenyl)-1-piperazinyl]phenyl]-HCID 7129571098%

Reaction Steps

This compound was synthesized as a white amorphous solid from 4j (41.5 mg, 0.099 mmol) in 48% aqueous HBr (1.0 mL) in 98% yield by following general procedure 1.4: 1H NMR (400 MHz, CDCl3, δH) 7.64 (s, 1H), 7.40 (d, J=8.9 Hz, 2H), 7.04-6.92 (m, 4H), 6.72 (d, J=8.5 Hz, 2H), 4.15-3.97 (m, 1H), 3.42-3.31 (m, 4H), 3.29-3.18 (m, 4H), 1.95-1.62 (m, 4H), 0.89 (t, J=7.4 Hz, 6H); 13C NMR (100 MHz, CDCl3, δC) 153.31, 151.93, 150.78, 143.66, 134.54, 125.92, 124.36, 119.46, 116.94, 116.36, 59.27, 51.82, 49.09, 26.99, 10.97. MALDI-MS: 408.2 (M+H+), 430.2 (M+Na+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09346791B2
Source datasetuspto-grants-2016_05
ORD IDord-96d93df78fd04983be1b45e8e1138c58
Source noteuspto-grants-2016_05