Name:Allantoin
IUPAC: (2,5-dioxoimidazolidin-4-yl)urea
Cas:97-59-6
Einecs:202-592-8
MF:C4H6N4O3
Physical chemical property:
White powder
Melting point:229oC
Relative density:1.71 g/cm3(20oC)
log Kow = -2.26 at 20°C
Solubility:4.9g/L in water, 20oC
Decomposition temperature:230oC
Pka:8.96 at 20oC
Specification(USP39):
Test Item | Specification |
1.Characteristic | White,Odorless Crystalline Powder |
2.Assay | 98.5-101.0% |
3.Identification | A.Infrared Spectrum Is March With The Spectrum Of Allantoin Crs |
B.Thin-Layer Chromatographic | |
C.Conform | |
4.Acidity Or Alkalinity | Conform |
5.Specific rotation | -0.10º~+0.10º |
6.Loss On Drying | 0.2% Max |
7.Residue On Ignition | 0.1% Max |
8.Reducing Substances | Conform |
9.Related Compounds | Conform |
10.Heavy Metals (Pb) ppm | 10 Max |
11.As ppm | 2 Max |
Applications:
l In pharmaceutical: Treat skin diseases of rhagadia,ichthyosis,psoriasis,Keratosis dermatosis, exelcosis,wound cleaning etc.
l In cosmetics as ingredient in shampoo, soap,tooth paste,balm,ointment,to protect UV burn,smooth skin, moisturing,preserve moisture.
l In agriculture:plant growth regulator
Packing:25kg/drum
Storage:in original sealed containers, At room temperature, away from moist, direct sunlight, heat.
For more on handling, please refer to sds.
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