294780

o-Xylene

anhydrous, 97%

• Synonym(s): 1,2-Dimethylbenzene
• Linear Formula: C₆H₄(CH₃)₂
• CAS Number: 95-47-6
• Molecular Weight: 106.17
• Beilstein/REAXYS Number: 1815558
• EC Number: 202-422-2
• MDL number: MFCD00008519
• UNSPSC Code: 12352002
• PubChem Substance ID: 57648373
• NACRES: NA.21

Properties

• grade: anhydrous
• Quality Level: 100
• vapor density: 3.7 (vs air)
• vapor pressure: <0.1 atm ( 21.1 °C); 16 mmHg ( 37.7 °C); 7 mmHg ( 20 °C)
• assay: 97%
• form: liquid
• autoignition temp.: 867 °F
• expl. lim.: 7 %
• impurities: <0.003% water; <0.005% water (100 mL pkg)
• evapn. residue: <0.0003%
• refractive index: n20/D 1.505 (lit.)
• bp: 143-145 °C (lit.)
• mp: -26--23 °C (lit.)
• solubility: water: partially soluble 0.1705 g/L at 25 °C
• density: 0.879 g/mL at 20 °C (lit.)
• SMILES string: Cc1ccccc1C
• InChI: 1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3
• InChI key: CTQNGGLPUBDAKN-UHFFFAOYSA-N

Description

Application

o-Xylene may be used as a solvent for the synthesis of N,N-dimethyl-5β-cholest-3-ene-5-acetamide from cholest-4-en-3β-ol. It may also be used as a starting material in the preparation of o-xylyl bromide, 4-bromo-o-xylene{45 and o-toluic acid.

Safety Information

• pictograms: GHS02,GHS08,GHS07
• signalword: Danger
• hcodes: H226,H304,H312 + H332,H315,H319,H335,H412
• pcodes: P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
• 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
• target_organs: Respiratory system
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 2
• flash_point_f: 89.6 °F - closed cup
• flash_point_c: 32.0 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter