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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 437857Generated: October 30, 2026

2-Methylpiperidine → 3-(cyanoimino)-3-(N,N-diethylamino)propionitrile

https://huagongshe.com/reaction/437857

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-MethylpiperidineHCID 7974—
ReactantEthanimidic acid, N,2-dicyano-, ethyl esterHCID 12272864—
SolventTetrahydrofuranHCID 8028—
Product3-(cyanoimino)-3-(N,N-diethylamino)propionitrileHCID 12436752—

Reaction Steps

A solution of 4.00 g (0.0292 m) of ethyl N,2-dicyanoacetimidate and 2.86 g (0.0292 m) 2-methylpiperidine in 80 ml of tetrahydrofuran is stirred for five days at room temperature. The reaction product is isolated in the same way as 3-(cyanoimino)-3-(N,N-diethylamino)propionitrile to give 0.76 g of product, 14%. This product is further purified by chromatography on a Merck "B" column to give material whose nmr, ir, and mass spec are consistent with the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04032559
Source datasetuspto-grants-1977_06
ORD IDord-3262dec5736b4b7fa2ee8654b70addf2
Source noteuspto-grants-1977_06