95680

p-Xylene

analytical standard

• Synonyme(s) : 1,4-Dimethylbenzene
• Formule linéaire : C₆H₄(CH₃)₂
• Numéro CAS: 106-42-3
• Poids moléculaire : 106.17
• Numéro Beilstein : 1901563
• Numéro CE : 203-396-5
• Numéro MDL: MFCD00008556
• Code UNSPSC : 41116107
• ID de substance PubChem : 329770478
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: analytical standard
• Niveau de qualité: 100
• Densité de vapeur: 3.7 (vs air)
• Pression de vapeur: 9 mmHg ( 20 °C)
• Pureté: ≥99.5% (GC)
• Température d'inflammation spontanée: 984 °F
• Durée de conservation: limited shelf life, expiry date on the label
• Limite d'explosivité: 7 %
• Technique(s): HPLC: suitable; gas chromatography (GC): suitable
• Indice de réfraction: n20/D 1.495 (lit.); n20/D 1.495
• Point d'ébullition: 138 °C (lit.)
• Pf: 12-13 °C (lit.)
• Densité: 0.861 g/mL at 20 °C (lit.)
• Application(s): environmental
• Format: neat
• Chaîne SMILES: Cc1ccc(C)cc1
• InChI: 1S/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3
• Clé InChI: URLKBWYHVLBVBO-UHFFFAOYSA-N

Description

Description générale

p-Xylene is an aromatic liquid , which is an isomeric form of xylene. It can be produced via Diels-Alder reaction between 2,5-dimethylfuran and ethylene catalyzed by zeolite.

p-Xylene is an aromatic liquid, which is an isomeric form of xylene. It can be produced via Diels-Alder reaction between 2,5-dimethylfuran and ethylene catalyzed by zeolite.

p-Xylene is an environmental pollutant belonging to the class of volatile organic compounds. It is emitted from a variety of sources including adhesives, degreasing agents, combustion products of wood and fuels, industrial paints, aerosols, etc.

Application

p-Xylene may be used as an analytical reference standard for the quantification of the analyte in occupational environmental samples and aqueous samples using gas chromatography technique with different modes of detection.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Produits recommandés

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Informations sur la sécurité

• Pictogrammes: GHS02,GHS08,GHS07
• Mention d'avertissement: Danger
• Mentions de danger: H226,H304,H312 + H332,H315,H319,H335,H412
• Conseils de prudence: P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
• Classification des risques: 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
• Organes cibles: Respiratory system
• Code de la classe de stockage: 3 - Flammable liquids
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): 80.6 °F - closed cup
• Point d'éclair (°C): 27 °C - closed cup
• Équipement de protection individuelle: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter