DMDM hydantoin

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Structural formula
Structure of DMDM ​​hydantoin
General
Surname DMDM hydantoin
other names
  • 1,3-bis (hydroxymethyl) -5,5-dimethylimidazolidine-2,4-dione ( IUPAC )
  • 1,3-bis (hydroxymethyl) -5,5-dimethylhydantoin
  • 1,3-dimethylol-5,5-dimethylhydantoin
  • DMDMH
  • Glydant
  • DMDM HYDANTOIN ( INCI )
Molecular formula C 7 H 12 N 2 O 4
Brief description
  • Pure substance: white powder
  • low viscosity, almost odorless, clear liquid
External identifiers / databases
CAS number 6440-58-0
EC number 229-222-8
ECHA InfoCard 100.026.566
PubChem 22947
ChemSpider 21482
Wikidata Q5205613
properties
Molar mass 149.59 g mol −1
Physical state

firmly

Melting point

90 ° C

solubility

good in water

safety instructions
GHS labeling of hazardous substances
07 - Warning

Caution

H and P phrases H: 302
P: 301 + 312
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

DMDM-hydantoin is a chemical compound from the hydantoine group and an amide-formaldehyde addition product. The compound is used as a biocide .

use

DMDM-hydantoin is a strong bactericide with a fungicidal effect, which works by splitting off formaldehyde and is therefore used as a preservative in cosmetics .

Individual evidence

  1. ↑ Entry on DMDM HYDANTOIN in the CosIng database of the EU Commission, accessed on April 3, 2020.
  2. ↑ a b c d Entry on DMDM hydantoin. In: Römpp Online . Georg Thieme Verlag, accessed on March 23, 2014.
  3. ↑ a b c Entry on 1,3-bis (hydroxymethyl) -5,5-dimethylimidazolidine-2,4-dione in the GESTIS substance database of the IFA , accessed on July 23, 2016(JavaScript required) .