Malononitrile → 2-(1-Ethoxypropylidene)malononitrile

HRID 566313

Reaction equation

[C:1](#[N:5])[CH2:2][C:3]#[N:4].[C:6](OCC)(OCC)([O:9][CH2:10][CH3:11])[CH2:7][CH3:8]>>[CH2:10]([O:9][C:6](=[C:2]([C:1]#[N:5])[C:3]#[N:4])[CH2:7][CH3:8])[CH3:11]

Participants

Reactant 2

HCID 8010Malononitrile

HCID 66995Ethyl orthopropionate

Product 1

HCID 2314702-(1-Ethoxypropylidene)malononitrile

Procedure

16.41 g (249 mmol) of malononitrile and 43.8 g (249 mmol) of triethyl orthopropionate are refluxed for 4.5 hours. The reaction mixture is cooled to room temperature and distilled in vacuo.

Workup

distillationdistilled in vacuo

Sources & evidence

ORD record: ord-5a7a2ebc62324adab460e8a1db82e678
Source dataset: uspto-grants-2001_01
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06174884B1

Linked notes

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