Imidurea, Germall ;. N’,N”-methylenebis[3-[1-(hydroxymethyl)- 2,5- dioxoimidazolidinyl]urea];. 1-[1-(hydroxymethyl)-2,5-dioxoimidazolidinyl]-. Contact Dermatitis. May;14(5) Reactions to Quaternium 15, Bronopol and Germall in a standard series. Ford GP, Beck MH. The incidence of. Germall found in: Imidazolidinyl Urea, Imidazolidinyl Urea, also known as Imidurea or Germall , is an antimicrobial preservative used as a.
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Imidazolidinyl urea is an antimicrobial preservative used in cosmetics [ citation needed ]. It is chemically related to diazolidinyl urea which is used in the same way.
Imidazolidinyl urea acts as a formaldehyde releaser. Some people have a contact allergy to imidazolidinyl urea causing dermatitis.
Ashland | Germall™ preservative
Imidazolidinyl urea was poorly characterized until recently and the single Chemical Abstracts Service structure assigned to it is probably not the major one in the commercial material. Instead, new data indicate that the hydroxymethyl functional group of each imidazolidine ring is attached to the carbonrather than on the nitrogen atom: Imidazolidinyl urea is produced by the chemical reaction of allantoin and formaldehyde in the presence of sodium hydroxide solution and heat.
The reaction mixture is then neutralized with hydrochloric acid and evaporated:. Commercial imidazolidinyl urea is a mixture of different formaldehyde addition products including polymers.
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From Wikipedia, the free encyclopedia. Imidurea, Germall ; N’N” -methylenebis[3-[1- hydroxymethyl – 2,5-dioxoimidazolidinyl]urea]; 1-[1- hydroxymethyl -2,5-dioxoimidazolidinyl]- 3-[[[1- hydroxymethyl -2,5-dioxoimidazolidinyl] carbamoylamino]methyl]urea.
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February Learn how and when to remove this template message. Retrieved from ” https: Preservatives Disinfectants Ureas Hydantoins.