Product Description of o-Xylene CAS#95-47-6
o-Xylene is a colorless, transparent aromatic liquid with high purity, stable chemical structure and excellent dissolving capacity. It features low volatility, uniform component content and few impurities, ensuring stable reaction efficiency and good compatibility with most resins, oils and chemical raw materials. As one of the most important basic aromatic hydrocarbons, it maintains stable quality during long-term storage and industrial processing.
Factory Showcase
Chemical Properties of o-Xylene CAS#95-47-6
| Melting point | -26--23 °C (lit.) |
| Boiling point | 143-145 °C (lit.) |
| density | 0.879 g/mL at 20 °C (lit.) |
| vapor density | 3.7 (vs air) |
| vapor pressure | <0.1 atm ( 21.1 °C) |
| refractive index | n20/D 1.505(lit.) |
| Fp | 90 °F |
| storage temp. | Store below +30°C. |
| solubility | water: partially soluble0.1705 g/L at 25°C |
| form | Solid or Crystalline Powder |
| pka | >15 (Christensen et al., 1975) |
| color | Yellow to beige |
| Odor | Benzene-like; characteristic aromatic. |
| Odor Threshold | 0.38ppm |
| explosive limit | 1.0-7.6%(V) |
| Water Solubility | Sparingly soluble in water. (0.2g/L) |
| Thermal Conductivity | 0.1299 W/(m·K) at 25 ℃ |
| Specific Heat Capacity | Cp(liquid): 1.75 J/(g·K), at 25℃ |
| λmax | λ: 288 nm Amax: 1.00 λ: 300 nm Amax: 0.40 λ: 325 nm Amax: 0.05 λ: 350-400 nm Amax: 0.01 |
| Merck | 14,10081 |
| BRN | 1815558 |
| Henry's Law Constant | 14.0 at 45.00 °C, 16.4 at 50.00 °C, 19.0 at 55.00 °C, 21.3 at 60.00 °C, 26.3 at 70.00 °C (static headspace-GC, Park et al., 2004) |
| Dielectric constant | 2.5699999999999998 |
| Exposure limits | ACGIH TLV-TWA:20 ppm;TLV-STEL:150 ppm (adopted) OSHA PEL-TWA:100 ppm NIOSH REL-TWA:100 ppm (435 mg/m3);REL-STEL:150 ppm (655 mg/m3);IDLH:900 ppm |
| Stability: | Stable. Incompatible with oxidizing agents. Flammable. Hygroscopic. |
| Cosmetics Ingredients Functions | SOLVENT FRAGRANCE PERFUMING |
| InChI | 1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3 |
| InChIKey | CTQNGGLPUBDAKN-UHFFFAOYSA-N |
| SMILES | Cc1ccccc1C |
| LogP | 3.16 at 20℃ |
| Surface tension | 29.86mN/m at 298.15K |
| CAS DataBase Reference | 95-47-6(CAS DataBase Reference) |
| NIST Chemistry Reference | Benzene, 1,2-dimethyl-(95-47-6) |
| EPA Substance Registry System | o-Xylene (95-47-6) |
| ECETOC JACC REPORT | o-Xylene (95-47-6) |
Safety Information of o-Xylene CAS#95-47-6
| Hazard Codes | Xn,T,F |
| Risk Statements | 10-20/21-38-39/23/24/25-23/24/25-11 |
| Safety Statements | 25-45-36/37-16-7 |
| RIDADR | UN 1307 3/PG 3 |
| OEB | A |
| OEL | TWA: 100 ppm (435 mg/m3), STEL: 150 ppm (655 mg/m3) |
| WGK Germany | 2 |
| RTECS | ZE2450000 |
| Autoignition Temperature | 867 °F |
| TSCA | TSCA listed |
| HazardClass | 3 |
| PackingGroup | II |
| HS Code | 29024100 |
| Storage Class | 3 - Flammable liquids |
| Hazard Classifications | Acute Tox. 4 Dermal Acute Tox. 4 Inhalation Aquatic Chronic 3 Asp. Tox. 1 Eye Irrit. 2 Flam. Liq. 3 Skin Irrit. 2 STOT SE 3 |
| Hazardous Substances Data | 95-47-6(Hazardous Substances Data) |
| Toxicity | Acute oral LD50 in rats is approximately 5 g/kg (quoted, RTECS, 1992). |
| IDLH | 900 ppm |
Inventory Display
Product Application of o-Xylene CAS#95-47-6
o-Xylene is mainly used as the core raw material for synthesizing phthalic anhydride, which is widely applied in plasticizers, unsaturated resins, alkyd resins and coating materials. It also serves as a high-efficiency industrial solvent for paints, printing inks, pesticides, rubber additives and industrial cleaning agents. It is an essential intermediate in dyestuff, fine chemical and petrochemical industries.
Transportation and Delivery
