1-Hydroxymethyl-5,5-dimethylhydantoin
- CAS NO.：116-25-6
- Empirical Formula: C6H10N2O3
- Molecular Weight: 158.16
- MDL number: MFCD00020866
- EINECS: 204-132-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:18:51
What is 1-Hydroxymethyl-5,5-dimethylhydantoin?
Chemical properties
white powder
The Uses of 1-Hydroxymethyl-5,5-dimethylhydantoin
1-Hydroxymethyl-5,5-dimethylhydantoin is used as chelator for light-sensitive pharmaceutical drug, and as raw material of water-soluble polymers. It also can be used as a soluble inhibitor for proteins. It is used as an adjuvant in the bleaching of food-contact recycled paper and board used in food packaging.
Definition
ChEBI: 1-(hydroxymethyl)-5,5-dimethylhydantoin is an imidazolidine-2,4-dione substituted by a hydroxymethyl group at position 1 and two methyl groups at position 5. It is approved by the FDA for use as an adjuvant in the bleaching of recycled paper and board used in food packaging, and is also a decomposition product of DMDM hydantoin, a preservative and antimicrobial agent used in cosmetics and personal care products. It has a role as an antimicrobial agent. It is an imidazolidine-2,4-dione and a hemiaminal.
Properties of 1-Hydroxymethyl-5,5-dimethylhydantoin
| Melting point: | 104-106°C |
| Density | 1.257±0.06 g/cm3(Predicted) |
| storage temp. | Hygroscopic, Refrigerator, under inert atmosphere |
| solubility | DMSO (Heated), Methanol (Slightly) |
| form | Solid |
| pka | 8.28±0.10(Predicted) |
| color | White to Off-White |
| Water Solubility | Freely soluble in water. |
| Sensitive | Moisture Sensitive |
| Merck | 14,4831 |
| BRN | 139160 |
| CAS DataBase Reference | 116-25-6(CAS DataBase Reference) |
| EPA Substance Registry System | 1-(Hydroxymethyl)-5,5-dimethylhydantoin (116-25-6) |
Safety information for 1-Hydroxymethyl-5,5-dimethylhydantoin
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 1-Hydroxymethyl-5,5-dimethylhydantoin
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