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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1187132Generated: November 3, 2026

Ethanol → HCID 49801329, compound

https://huagongshe.com/reaction/1187132

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantSodium borohydrideHCID 4311764—
ReactantHCID 86647319HCID 86647319—
SolventWaterHCID 962—
ProductHCID 49801329HCID 49801329—

Reaction Steps

NaBH4 (308 mg, 8.15 mmol) was added to a 25 mL ethanol solution of 2,2′-piperazine-1,4-diylbis[1-(4-nitrophenyl)ethanone] (400 mg, 0.970 mmol) at 0° C. The reaction mixture was allowed to warm up to room temperature and stir overnight. The reaction mixture was poured into water and extracted twice with EtOAc. The combined organic layers were washed with brine twice, then dried over MgSO4, filtered, and evaporated to dryness. The residue was purified by preparative TLC using 5% methanol in DCM to yield 2,2′-piperazine-1,4-diylbis[1-(4-nitrophenyl)ethanol].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08673920B2
Source datasetuspto-grants-2014_03
ORD IDord-7b38af987b604d519366b3969ece6a49
Source noteuspto-grants-2014_03