Formaldehyde → N-Methylolmaleimide

HRID 1070677Notes

Reaction equation

HRID 1070677 reaction equation
[C:1]1(=[O:7])[NH:5][C:4](=[O:6])[CH:3]=[CH:2]1.[CH2:8]=[O:9]>>[OH:9][CH2:8][N:5]1[C:4](=[O:6])[CH:3]=[CH:2][C:1]1=[O:7]

Participants

3

Reactant 2

HCID 712FormaldehydeHCID 10935Maleimide

Product 1

HCID 227678N-Methylolmaleimide

Procedure

Maleimide (2.0 g) and 10% formaline (6.8 g) were stirred at 100° C. for 60 minutes. The reaction was let to cool and then kept overnight at 4° C. The product was filtered, washed with water and ethanol. Yield: 1.3 g, melting point 96,5-97° C.

Workup

  1. temperatureto cool
  2. filtrationThe product was filtered
  3. washwashed with water and ethanol

Sources & evidence

ORD record
ord-c7055004b53648afa9e698326754a8f5
Source dataset
uspto-grants-2005_06
Patent number
US06903114B2

Reaction notes

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