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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 545232Generated: October 28, 2026

Benzene, 1-fluoro-2-methyl-4-nitro- → Piperazine, 1-(cyclopropylmethyl)-4-(2-ethyl-4-nitrophenyl)-

https://huagongshe.com/reaction/545232

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzene, 1-fluoro-2-methyl-4-nitro-HCID 68001—
ReactantDiisopropylethylamineHCID 81531—
Reactant1-(Cyclopropylmethyl)piperazineHCID 965875—
SolventDimethyl SulfoxideHCID 679—
ProductPiperazine, 1-(cyclopropylmethyl)-4-(2-ethyl-4-nitrophenyl)-HCID 67170988—

Reaction Steps

In the same manner as in Production Example 5-1, but using 4-(cyclopropylmethyl)piperazine in place of N-ethylpiperazine used in Production Example 5-1, using 2-fluoro-5-nitrotoluene in place of 2-fluoro-5-nitrobenzyl alcohol, using N,N-diisopropylethylamine in place of potassium carbonate, and using dimethylsulfoxide in place of N-methylpyrrolidone, 280 mg of the entitled compound was obtained as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07935708B2
Source datasetuspto-grants-2011_05
ORD IDord-14958647213c4a61b949793940bf2e6b
Source noteuspto-grants-2011_05