1-(hydroxymethyl)-5,5-dimethylhydantoin
Structural formula
| Business number | 038L |
|---|---|
| Molecular formula | C6H10N2O3 |
| Molecular weight | 158.16 |
| label |
preservative |
Numbering system
CAS number:116-25-6
MDL number:None
EINECS number:None
RTECS number:None
BRN number:None
PubChem ID:None
Physical property data
1. Properties: Powder
2. Density (g/mL, 25℃): Undetermined
3. Relative vapor density (g/mL, air=1) : Undetermined
4. Melting point (ºC): 104-106
5. Boiling point (ºC, normal pressure): Undetermined
6. Boiling point ( ºC, KPa): Not determined
7. Refractive index: Not determined
8. Flash point (ºC): Not determined
9. Specific rotation (º): Undetermined
10. Autoignition point or ignition temperature (ºC): Undetermined
11. Vapor pressure (mmHg, ºC): Undetermined
12. Saturated vapor pressure (kPa, ºC): Undetermined
13. Heat of combustion (KJ/mol): Undetermined
14. Critical temperature (ºC): Undetermined
15. Critical pressure (KPa): Undetermined
16. Log value of oil-water (octanol/water) partition coefficient: Undetermined
17. Explosion upper limit (%, V/V): Undetermined
18. Explosion lower limit (%, V/V) Undetermined
19. Solubility: Undetermined
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Toxicological data
None
Ecological data
Slightly harmful to water.
Molecular structure data
1. Molar refractive index: 36.56
2. Molar volume (cm3/mol): 125.7
3. Isotonic specific volume (90.2K ): 318.8
4. Surface tension (dyne/cm): 41.3
5. Polarizability (10-24cm3): 14.49
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): -0.3
2. Number of hydrogen bond donors: 2
3. Number of hydrogen bond acceptors: 3
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4. Number of rotatable chemical bonds: 1
5. Number of tautomers: 3
6. Topological molecule polar surface area 69.6
7. Number of heavy atoms: 11
8. Surface charge: 0
9. Complexity: 212
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
Stable at room temperature and pressure, avoid contact with strong oxidants.
Storage method
Save inCool and ventilated warehouse. Keep away from fire, heat and water sources. The packaging is sealed. should be kept away from oxidizer, do not store together. Equipped with corresponding varieties and quantities of fire-fighting equipment. Suitable materials should be available in the storage area to contain spills.
Synthesis method
None
Purpose
Used as a bactericidal preservative in shampoos, conditioners, and cosmetics.