69168

α-Methylstyrene monomer

analytical standard

• Synonym(s): 2-Phenylpropene, Isopropenylbenzene
• Linear Formula: C₆H₅C(CH₃)=CH₂
• CAS Number: 98-83-9
• Molecular Weight: 118.18
• Beilstein/REAXYS Number: 969405
• EC Number: 202-705-0
• MDL number: MFCD00008859
• UNSPSC Code: 41116107
• PubChem Substance ID: 329761429
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥99.5% (GC)
• shelf life: limited shelf life, expiry date on the label
• contains: ~0.0025% 4-tert-butylcatechol as stabilizer
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• refractive index: n20/D 1.539
• bp: 164-168 °C (lit.)
• density: 0.909 g/mL at 20 °C
• application(s): cleaning products; cosmetics; environmental; food and beverages; personal care; petroleum
• format: neat
• storage temp.: 2-8°C
• SMILES string: CC(=C)c1ccccc1
• InChI: 1S/C9H10/c1-8(2)9-6-4-3-5-7-9/h3-7H,1H2,2H3
• InChI key: XYLMUPLGERFSHI-UHFFFAOYSA-N

Description

General description

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

Application

α-Methylstyrene may be used as an analytical reference standard for the determination of the analyte in workplace ambient air by gas chromatography-mass spectrometric optimization method.[1]

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

Recommended products

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Safety Information

• pictograms: GHS02,GHS08,GHS07,GHS09
• signalword: Danger
• hcodes: H226,H304,H317,H319,H335,H361fd,H411
• pcodes: P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331
• Hazard Classifications: Aquatic Chronic 2 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 2 - Skin Sens. 1B - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 2
• flash_point_f: 114.8 °F - closed cup
• flash_point_c: 46 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter