95680

p-Xylene

analytical standard

• Szinonimák: 1,4-Dimethylbenzene
• Lineáris képlet: C₆H₄(CH₃)₂
• CAS-szám: 106-42-3
• Molekulatömeg: 106.17
• Beilstein: 1901563
• EC-szám: 203-396-5
• MDL-szám: MFCD00008556
• UNSPSC kód: 41116107
• PubChem Substance ID: 329770478
• NACRES: NA.24

Tulajdonságok

• grade: analytical standard
• Minőségi szint: 100
• gőzsűrűség: 3.7 (vs air)
• gőznyomás: 9 mmHg ( 20 °C)
• Teszt: ≥99.5% (GC)
• öngyulladási hőmérséklet: 984 °F
• eltarthatósági idő: limited shelf life, expiry date on the label
• robbanási határérték: 7 %
• technika/technikák: HPLC: suitable; gas chromatography (GC): suitable
• törésmutató: n20/D 1.495 (lit.); n20/D 1.495
• bp: 138 °C (lit.)
• mp: 12-13 °C (lit.)
• sűrűség: 0.861 g/mL at 20 °C (lit.)
• alkalmazás(ok): environmental
• format: neat
• SMILES string: Cc1ccc(C)cc1
• InChI: 1S/C8H10/c1-7-3-5-8(2)6-4-7/h3-6H,1-2H3
• Nemzetközi kémiai azonosító kulcs: URLKBWYHVLBVBO-UHFFFAOYSA-N

Leírás

Általános leírás

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.

Alkalmazás

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.

Javasolt termékek

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Biztonsági adatok

• Piktogramok: GHS02,GHS08,GHS07
• Figyelmeztetés: Danger
• Figyelmeztető mondatok: H226,H304,H312 + H332,H315,H319,H335,H412
• Óvintézkedésre vonatkozó mondatok: P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
• Veszélyességi osztályok: 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
• Célzott szervek: Respiratory system
• Tárolási osztály kódja: 3 - Flammable liquids
• WGK: WGK 2
• Lobbanási pont (F): 80.6 °F - closed cup
• Lobbanási pont (C): 27 °C - closed cup
• Egyéni védőeszköz: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter