CAS: 39236-46-9
Molecular Formula:C11H16N8O8
Molecular Weight:388.29
EINECS:254-372-6
Synonyms:1,1′-Methylenebis(3-(3-(hydroxyMethyl)-2,5-dioxoiMidazolidin-4-yl)urea); Imidazolidnyl UREA; n,n-methylenebis n’-1-(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl urea; methanebis(n,n’-(5-ureido-2,4-diketotetrahydroimidazole)-n,n-dimethylol)
Imidazolidinyl urea CAS 39236-46-9 is a white flowing powder with hygroscopicity, odorless or slightly characteristic odor, easily soluble in water, soluble in propylene glycol and glycerol, and insoluble in ethanol. Has broad-spectrum antibacterial activity, can inhibit Gram negative and Gram positive bacteria, and has a certain inhibitory effect on yeast and mold
| Item | Specification |
| Boiling point | 514.04°C (rough estimate) |
| Density | 1.4245 (rough estimate) |
| Vapor pressure | 0Pa at 25℃ |
| pKa | 7.41±0.10(Predicted) |
| resistivity | 1.6910 (estimate) |
| Storage conditions | 2-8°C |
Imidazolinyl urea is a new generation of cosmetic preservatives used in the cosmetics industry. It is the most widely used preservative after nipagin ester, with a wide antibacterial spectrum and can be compatible with almost all cosmetic ingredients. It can be used at a concentration of 0.05% to 0.5% and is most suitable for pH 3 to 9. It can be added at any stage of cosmetic manufacturing and shows synergistic effects when combined with nipagin ester.
Usually packed in 25kg/drum,and also can be do customized package.
