Dimethylamine → HCID 53665727, compound

HRID 261075Notes

Reaction equation

HRID 261075 reaction equation
[CH3:1][N:2]([C:11](SC)=[C:12]([C:15]#[N:16])[C:13]#[N:14])[N:3]=[CH:4][C:5]1[CH:10]=[CH:9][CH:8]=[CH:7][CH:6]=1.[CH3:19][NH:20][CH3:21]>C(O)C>[CH3:1][N:2]([C:11]([N:20]([CH3:21])[CH3:19])=[C:12]([C:15]#[N:16])[C:13]#[N:14])[N:3]=[CH:4][C:5]1[CH:10]=[CH:9][CH:8]=[CH:7][CH:6]=1

Participants

4

Reactant 2

HCID 674DimethylamineHCID 54443969Benzaldehyde N-methyl-N-(2,2-dicyano-1-methylmercaptoethenyl) hydrazone

Product 1

HCID 53665727HCID 53665727, compound

Reagents, catalysts & solvents 1

HCID 702EthanolSolvent

Conditions

Temperature
0 °C

Procedure

The product of stage (a) (26 g), aqueous dimethylamine (6.6 g) and ethanol (250 ml) were heated under reflux for 4 hours and then cooled to 0° C. Benzaldehyde N-methyl-N-[2,2-dicyano-1-(dimethylamino)ethenyl]hydrazone (19.8 g) precipitated, m.p. 127°-128° C.

Workup

  1. temperatureunder reflux for 4 hours
  2. customBenzaldehyde N-methyl-N-[2,2-dicyano-1-(dimethylamino)ethenyl]hydrazone (19.8 g) precipitated

Sources & evidence

ORD record
ord-4a1ea7f3ad294ec8898ecc90bef495cb
Source dataset
uspto-grants-1979_08
Patent number
US04163846

Reaction notes

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