p-Xylene PurCert Standard for GC

Purcert Standard


Linear Formula:  C6H4(CH3)2
Molecular Weight:  106.17g/mol
CAS Number:  106-42-3

Properties

Vapour pressure 124.1 hPa at 2.6 °C
Water Solubility 146 g/l at 25 °C - partly soluble
Autoignition temp. 529.0 ‚°C at 1.013 hPa
Explosion limit Upper explosion limit: 7 %(V) Lower explosion limit: 1.1 %(V)
Assay Purity >= 99.5 %
Refractive index n20/D 1.495 (lit.)
B pt. 529.0 ‚°C at 1.013 hPa
M pt. 529.0‚°Cat1.013hPa
Density 0.861 g/mL at 20 °C (lit.)

Safety Information

Hazard Statement(s) H226 - H304 - H312 + H332 - H315 - H319 - H335 - H412
Precautionary Statement  P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
Symbol
Signal word Danger
Flash point 27‚°C
Storage Temp. RT
Storage Class 3
Packaging Glass Bottle
UN Number 1307

Description

Application
p-Xylene may be used in the synthesis of ethyl 25-dimethylphenylhydroxymalonate by reacting with ethyl oxomalonate in the presence of anhydrous stannic chloride

Purpose
For R&D use onlynot for drug household or other uses.