1-Ethenyl-2-methylbenzene
vinyltoluene
CAS: 25013-15-4
Molecular Formula: C9H10
1-Ethenyl-2-methylbenzene - Names and Identifiers
| Name | vinyltoluene |
| Synonyms | vinyltoluene prop-2-en-1-ylbenzene 1-Methyl-3-vinylbenzene 1-ethenyl-3-methylbenzene (E)-prop-1-en-1-ylbenzene 1-ethenyl-2-methylbenzene Methylstyrene,Vinyltoluene 3-and4-vinyltoluene(mixedisomers) Vinyltoluene Monomer (stabilized with TBC) Allylbenzene, 1-Allylbenzene, 3-Phenyl-1-propene Vinyltoluene Monomer (m- and p- mixture) (stabilized with TBC) |
| CAS | 25013-15-4 |
| EINECS | 246-562-2 |
| InChI | InChI=1/2C9H10/c1-3-9-6-4-8(2)5-7-9;1-3-9-6-4-5-8(2)7-9/h2*3-7H,1H2,2H3 |
| InChIKey | JLBJTVDPSNHSKJ-UHFFFAOYSA-N |
1-Ethenyl-2-methylbenzene - Physico-chemical Properties
| Molecular Formula | C9H10 |
| Molar Mass | 118.18 |
| Density | 0.896g/mLat 20°C |
| Melting Point | -77 °C |
| Boling Point | 169-172°C(lit.) |
| Flash Point | 127°F |
| Water Solubility | 89mg/L at 25℃ |
| Solubility | Insoluble in water |
| Vapor Presure | 1.5hPa at 20℃ |
| Appearance | Colorless liquid |
| Color | Colorless to Almost colorless |
| Odor | Disagreeable. |
| BRN | 1209317 |
| Storage Condition | 2-8°C |
| Stability | Stable. Flammable. Incompatible with oxidizing agents, peroxides, strong acids, aluminium chloride. May contain small amounts of t-butylcatechol to inhibit polymerization. |
| Refractive Index | n20/D 1.5425(lit.) |
| Physical and Chemical Properties |
Colourless liquid, used as chemical intermediate. Mixture of isomers. |
1-Ethenyl-2-methylbenzene - Risk and Safety
| Risk Codes | R10 - Flammable R38 - Irritating to the skin R65 - Harmful: May cause lung damage if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R20 - Harmful by inhalation |
| Safety Description | S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| UN IDs | UN 2618 3/PG 3 |
| WGK Germany | 3 |
| RTECS | WL5075000 |
| HS Code | 29029090 |
| Hazard Class | 3 |
| Packing Group | III |
1-Ethenyl-2-methylbenzene - Reference Information
| LogP | 3.44 |
| (IARC) carcinogen classification | 3 (Vol. 60) 1994 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| category | flammable liquid |
| toxicity classification | poisoning |
| acute toxicity | oral-rat LD50: 2255 mg/kg; Oral-mouse LD50: 3160 mg/kg |
| Explosive hazard characteristics | Its vapor mixed with air can explode |
| flammability hazard characteristics | flammable; The fire field emits spicy and stimulating smoke; Easy to polymerize and release heat |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from oxidant storage and transportation |
| fire extinguishing agent | dry powder, carbon dioxide, sand, foam |
| occupational standard | TWA 240 mg/m3; STEL 480 mg/m3 |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
| immediate life-threatening and health concentration | 400 ppm |
Last Update：2024-04-09 19:55:45
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