p-Xylene, 99%, for HPLC, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
11984441	Thermo Scientific Acros 445681000	100 mL	Glass Bottle
11964441	Thermo Scientific Acros 445680010	1 L	Glass Bottle
11974441	Thermo Scientific Acros 445680025	2.5 L	Glass Bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 106-42-3
• Molecular Weight (g/mol): 106.17
• InChI Key: URLKBWYHVLBVBO-UHFFFAOYSA-N
• PubChem CID: 7809
• IUPAC Name: 1,4-xylene

• Molecular Formula: C8H10
• MDL Number: MFCD00008556
• Synonym: p-xylene, para-xylene, 1,4-dimethylbenzene, p-methyltoluene, p-dimethylbenzene, p-xylol, benzene, 1,4-dimethyl, 4-xylene, chromar, 4-methyltoluene
• ChEBI: CHEBI:27417
• SMILES: CC1=CC=C(C)C=C1

Specifications

• Melting Point: 13.0°C
• CAS: 106-42-3
• Boiling Point: 138.0°C
• Refractive Index: 1.4940 to 1.4960
• Specific Gravity: 0.866
• Linear Formula: C₆H₄(CH₃)₂
• Viscosity: 0.648 mPa.s (20°C)
• Solubility Information: Solubility in water: 0.2g/L (20°C). Other solubilities: soluble in alcohol, ether and most organic, solvents
• SMILES: CC1=CC=C(C)C=C1
• Molecular Weight (g/mol): 106.17
• ChEBI: CHEBI:27417
• Percent Purity: 99%
• Chemical Name or Material: p-Xylene

• Absorbance: 0.01 max. at 380nm, 0.01 max. at 400nm, 0.05 max. at 350nm, 0.1 max. at 320nm, 1 max. at 294nm
• Density: 0.8660g/mL
• Flash Point: 25°C
• Assay Percent Range: 99%
• Molecular Formula: C8H10
• MDL Number: MFCD00008556
• Synonym: p-xylene, para-xylene, 1,4-dimethylbenzene, p-methyltoluene, p-dimethylbenzene, p-xylol, benzene, 1,4-dimethyl, 4-xylene, chromar, 4-methyltoluene
• InChI Key: URLKBWYHVLBVBO-UHFFFAOYSA-N
• IUPAC Name: 1,4-xylene
• PubChem CID: 7809
• Formula Weight: 106.17
• Grade: HPLC

Safety and Handling

Danger

Product Identifier

• p-Xylene

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• LONG-TERM AQUATIC HAZARD Chronic 3
• Aspiration toxicity Category 1
• Serious eye damage/eye irritation Category 2
• Flammable liquid Category 3
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H304-May be fatal if swallowed and enters airways.
• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.
• H412-Harmful to aquatic life with long lasting effects.
• H312-Harmful in contact with skin.
• H332-Harmful if inhaled.
• H226-Flammable liquid and vapour.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only