2,3-DIMETHYLPHENYL ISOCYANATE
- CAS NO.：1591-99-7
- Empirical Formula: C9H9NO
- Molecular Weight: 147.17
- MDL number: MFCD00013851
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 02:59:05
What is 2,3-DIMETHYLPHENYL ISOCYANATE?
Chemical properties
Clear slightly yellow liquid
The Uses of 2,3-DIMETHYLPHENYL ISOCYANATE
1-Isocyanato-2,3-dimethylbenzene is a useful research reagent, a pharmaceutical intermediate and an organic synthesis building block.
Definition
ChEBI: An isocyanate that consists of phenyl isocyanate bearing two additional methyl substituents at positions 2 and 3.
Properties of 2,3-DIMETHYLPHENYL ISOCYANATE
| Boiling point: | 105 °C50 mm Hg(lit.) |
| Density | 1.059 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 199 °F |
| color | Clear, colourless |
| Sensitive | Moisture Sensitive |
| BRN | 6313438 |
| CAS DataBase Reference | 1591-99-7(CAS DataBase Reference) |
Safety information for 2,3-DIMETHYLPHENYL ISOCYANATE
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08 |
| GHS Hazard Statements |
H227:Flammable liquids H300:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H330:Acute toxicity,inhalation H334:Sensitisation, respiratory H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P320:Specific treatment is urgent (see … on this label). P330:Rinse mouth. 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 2,3-DIMETHYLPHENYL ISOCYANATE
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