Names and IdentifiersNameStyreneSynonymsSMStyrolSTYROLStyreneCinnamolCINNAMENEFEMA 3233Cinnamen
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| Nombre | Styrene |
| Sinónimos | SM Styrol STYROL Styrene Cinnamol CINNAMENE FEMA 3233 Cinnamene VINYLBENZENE Vinylbenzene Vinyl benzene PHENYLETHYLENE Ethenylbenzene ETHENYLBENZENE Phenylethylene STYRENE MONOMER Styrolene Styrene Monomer styrene monomer stab. |
| CAS | 100-42-5 |
| EINECS | 202-851-5 |
| InChI | InChI=1/C8H8/c1-2-8-6-4-3-5-7-8/h2-7H,1H2 |
| InChIKey | PPBRXRYQALVLMV-UHFFFAOYSA-N |
| Fórmula Molecular | C8H8 |
| Masa Molar | 104.15 |
| Densidad | 0.906 g/mL at 25 °C |
| Punto de fusión | -31 °C (lit.) |
| punto Boling | 145-146 °C (lit.) |
| Punto Flash | 88°F |
| Disolución del agua | 0.3 g/L (20 ºC) |
| Solubilidad | 0.24g/l |
| Presión de vapor | 12.4 mm Hg ( 37.7 °C) |
| Vapor Density | 3.6 (vs air) |
| Apariencia | Liquid |
| Peso | 0.909 |
| color | Colorless |
| Exposure Limit | TLV-TWA 50 ppm (～212 mg/m3) (ACGIHand NIOSH), 100 ppm (～425 mg/m3)(OSHA and MSHA); ceiling 200 ppm, peak600 ppm/5 min/3 h (OSHA); STEL 100 ppm（～425 mg/m3) (ACGIH). |
| Merck | 14.8860 |
| BRN | 1071236 |
| PKa | >14 (Schwarzenbach et al., 1993) |
| Condición de almacenamiento | Store at |
| Estabilidad | Stable, but may polymerize upon exposure to light. Normally shipped with a dissolved inhibitor. Substances to be avoided include strong acids, aluminium chloride, strong oxidizing agents, copper, |
| Sensible | Sensible al aire |
| Explosive Limit | 1.1-8.9%(V) |
| Índice de refracción | n20/D 1.546(lit.) |
| Propiedades físicas y químicas | Colorless oily liquid with aromatic odor. boiling point 145 ℃ freezing point -30.6 ℃ relative density 0.9059 refractive index 1.5467 flash point 31.11 ℃ solubility insoluble in water, soluble in ethanol and ether. |
| Uso | Mainly used as polystyrene, synthetic rubber, engineering plastics, ion exchange resin and other raw materials |
| Códigos de riesgo | R10 – Flammable R20 – Harmful by inhalation R36/38 – Irritating to eyes and skin. R40 – Limited evidence of a carcinogenic effect R36/37/38 – Irritating to eyes, respiratory system and skin. R39/23/24/25 – R23/24/25 – Toxic by inhalation, in contact with skin and if swallowed. R11 – Highly Flammable R48/20 – R63 – Possible risk of harm to the unborn child |
| Descripción de seguridad | S23 – Do not breathe vapour. S36 – Wear suitable protective clothing. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S16 – Keep away from sources of ignition. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 – Wear suitable protective clothing and gloves. S7 – Keep container tightly closed. S46 – If swallowed, seek medical advice immediately and show this container or label. |
| UN IDs | UN 2055 3/PG 3 |
| WGK Alemania | 2 |
| RTECS | WL3675000 |
| TSCA | Yes |
| Número de aranceles | 2902 50 00 |
| Clase de peligro | 3 |
| Packing Group | III |
| Toxicity | LD50 in mice (mg/kg): 660 ± 44.3 i.p.; 90 ± 5.2 i.v. |
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