Dimethylol Dimethyl Hydantoin
Product Description
| Product | Dimethylol Dimethyl Hydantoin |
| CAS | 6440-58-0 |
| Formula | C7H12N2O4 |
| Synonym | Dimethyloldimethyl hydantoin, dimethylhyantoin, DMDM Hydantoin, DMDH, DMDMH, DMH, 2,4-Imidazolidinedione, 1,3-bis(hydroxymethyl)-5,5-dimethyl-, 1,3-bis(Hydroxymethyl)-5,5-dimethylimidazolid ine-2,4-dione |
Typical Product Specifications
| Total Formaldehyde % | 17.0 - 18.5 |
| Water, wt% | 44 - 46 |
| Clarity & Color of Solution | Conforms |
| pH | 6.6 - 7.6 |
| Odor | Conforms |
| Color, APHA; ASTM D 1209 | 0 - 50.0 |
| Density @ 20ยฐC, g/m3 | 1.145 - 1.160 |
| Free Formaldehyde % | 0 - 1.0 |
| Molecular weight | 188.21 |
| Chemical Structure | ![]() |
| Notes | Description: Clear, slightly viscous liquid with a faint characteristic odor Use: PRESERVATIVE |
| Class | Specialty Chemicals |

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