1,3-Bis(isocyanatomethyl)benzene
Synonym(s):1,3-Bis(isocyanatomethyl)benzene
- CAS NO.：3634-83-1
- Empirical Formula: C10H8N2O2
- Molecular Weight: 188.18
- MDL number: MFCD00019917
- EINECS: 222-852-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:23:42
What is 1,3-Bis(isocyanatomethyl)benzene?
Flammability and Explosibility
Non flammable
Safety Profile
Moderately toxic by ingestion. A severe skin and eye irritant. A sensitizer. A flammable liquid. When heated to decomposition it emits very toxic fumes of NOx. See also ISOCYANATES.
Properties of 1,3-Bis(isocyanatomethyl)benzene
| Melting point: | -7°C |
| Boiling point: | 88-90 °C/0.02 mmHg (lit.) |
| Density | 1.202 g/mL at 20 °C (lit.) |
| vapor pressure | 0.021Pa at 20℃ |
| refractive index | n |
| Flash point: | 42°C |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| form | clear liquid |
| color | Colorless to Light yellow |
| BRN | 781825 |
| Stability: | Hygroscopic, Moisture sensitive |
| CAS DataBase Reference | 3634-83-1(CAS DataBase Reference) |
| EPA Substance Registry System | 1,3-Bis(isocyanatomethyl)benzene (3634-83-1) |
Safety information for 1,3-Bis(isocyanatomethyl)benzene
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08 |
| GHS Hazard Statements |
H226:Flammable liquids H315:Skin corrosion/irritation H317:Sensitisation, Skin H318:Serious eye damage/eye irritation H330:Acute toxicity,inhalation H334:Sensitisation, respiratory H370:Specific target organ toxicity, single exposure H372:Specific target organ toxicity, repeated exposure H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 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-Bis(isocyanatomethyl)benzene
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