1,3-DIIODO-5,5-DIMETHYLHYDANTOIN
Synonym(s):DIH
- CAS NO.：2232-12-4
- Empirical Formula: C5H6I2N2O2
- Molecular Weight: 379.92
- MDL number: MFCD00020867
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 17:15:13
What is 1,3-DIIODO-5,5-DIMETHYLHYDANTOIN?
Chemical properties
White powder
The Uses of 1,3-DIIODO-5,5-DIMETHYLHYDANTOIN
DIH - Highly efficient and economical reagent for Iodination
Used for:
- Preparation of nitriles from corresponding alcohols and amines via oxidative conversion
- Chemoselective, stereospecific iododesilylation of silylated alkenes
- Preparation of N-benzyl toluenesulfonamides via sulfonylamidation of alkylbenzenes with toluenesulfonamide in presence of diiododimethylhydantoin
- Iodination reactions
Properties of 1,3-DIIODO-5,5-DIMETHYLHYDANTOIN
| Melting point: | 198°C(dec.)(lit.) |
| Boiling point: | 298.4±23.0 °C(Predicted) |
| Density | 2.69±0.1 g/cm3(Predicted) |
| storage temp. | -20°C |
| pka | -3.25±0.40(Predicted) |
| form | powder to crystal |
| color | White to Light yellow to Light orange |
| BRN | 146040 |
Safety information for 1,3-DIIODO-5,5-DIMETHYLHYDANTOIN
| Signal word | Danger |
| Pictogram(s) |
 Flame Over Circle Oxidizers GHS03  Corrosion Corrosives GHS05  Environment GHS09 |
| GHS Hazard Statements |
H272:Oxidising liquids;Oxidising solids H314:Skin corrosion/irritation H400:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 1,3-DIIODO-5,5-DIMETHYLHYDANTOIN
| InChIKey | RDZHCKRAHUPIFK-UHFFFAOYSA-N |
1,3-DIIODO-5,5-DIMETHYLHYDANTOIN manufacturer
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