16446

Xylenes

• Synonym(s): Xylene mixture of isomers
• Linear Formula: C₆H₄(CH₃)₂
• CAS Number: 1330-20-7
• Molecular Weight: 106.17
• EC Number: 215-535-7
• MDL number: MFCD00077264
• UNSPSC Code: 12352002
• PubChem Substance ID: 329751243
• Assay: ≥99.0%
• Bp: 137-140 °C (lit.)
• Vapor pressure: 18 mmHg ( 37.7 °C)

Properties

• vapor density: 3.7 (vs air)
• vapor pressure: 18 mmHg ( 37.7 °C)
• Assay: ≥99.0%
• form: liquid
• expl. lim.: 7 %
• impurities: ≤0.002% non-volatile matter; ≥96% total isomers (GC)
• refractive index: n20/D 1.4960-1.4990; n20/D 1.497 (lit.)
• bp: 137-140 °C (lit.)
• mp: -34 °C
• density: 0.86 g/mL at 25 °C (lit.)
• SMILES string: Cc1ccc(C)cc1.Cc2cccc(C)c2.Cc3ccccc3C
• InChI: 1S/3C8H10/c1-7-3-5-8(2)6-4-7;1-7-4-3-5-8(2)6-7;1-7-5-3-4-6-8(7)2/h3*3-6H,1-2H3
• InChI key: MVZVDAGWAAZJPE-UHFFFAOYSA-N

Description

Other Notes

Pertains only in Germany: unversteuert

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Danger
• Hazard Statements: H226 - H304 - H312 + H332 - H315 - H319 - H335 - H373 - H412
• Precautionary Statements: 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 RE 2 Inhalation - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 77.0 °F - closed cup
• Flash Point(C): 25 °C - closed cup