42429

p-Cresol

analytical standard

• Synonym(s): 4-Methylphenol
• Linear Formula: CH₃C₆H₄OH
• CAS Number: 106-44-5
• Molecular Weight: 108.14
• Beilstein/REAXYS Number: 1305151
• EC Number: 203-398-6
• MDL number: MFCD00002376
• UNSPSC Code: 41116107
• PubChem Substance ID: 329756224
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• vapor density: 3.72 (vs air)
• vapor pressure: 1 mmHg ( 20 °C)
• assay: ≥99.0% (GC)
• autoignition temp.: 1038 °F
• shelf life: limited shelf life, expiry date on the label
• expl. lim.: 1 %; 1.1 %, 150 °F
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• bp: 202 °C (lit.)
• mp: 32-34 °C (lit.); 32-35 °C
• density: 1.034 g/mL at 25 °C (lit.)
• application(s): agriculture; cleaning products; cosmetics; environmental; flavors and fragrances; food and beverages; personal care
• format: neat
• SMILES string: Cc1ccc(O)cc1
• InChI: 1S/C7H8O/c1-6-2-4-7(8)5-3-6/h2-5,8H,1H3
• InChI key: IWDCLRJOBJJRNH-UHFFFAOYSA-N

Description

General description

p-cresol is a volatile phenolic compound, having a tar like odor, which is a metabolite of tyrosine and phenylalanine, mainly produced by the intestinal bacteria.[1]

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Find all available reference materials for compounds listed in 10/2011 here

Application

p-Cresol may be used as an analytical standard for the determination of the analyte in biological samples[2][3] by high-performance liquid chromatography and untreated air samples[4] using spectrofluorimetry.

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

Safety Information

• pictograms: GHS06,GHS05
• signalword: Danger
• hcodes: H301 + H311,H314,H412
• pcodes: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B
• Storage Class: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk_germany: WGK 2
• flash_point_f: 186.8 °F - closed cup
• flash_point_c: 86 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges