73906

4,4′-Difluorobenzophenone

analytical standard

• Formule linéaire : (FC₆H₄)₂CO
• Numéro CAS: 345-92-6
• Poids moléculaire : 218.20
• Beilstein: 516231
• Numéro CE : 206-466-3
• Numéro MDL: MFCD00000353
• Code UNSPSC : 77101502
• ID de substance PubChem : 329765325
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: analytical standard
• Niveau de qualité: 100
• Essai: ≥98.0% (GC)
• Durée de conservation: limited shelf life, expiry date on the label
• Technique(s): HPLC: suitable; gas chromatography (GC): suitable
• Pf: 102-105 °C (lit.)
• Application(s): environmental; pharmaceutical
• Format: neat
• Chaîne SMILES: Fc1ccc(cc1)C(=O)c2ccc(F)cc2
• InChI: 1S/C13H8F2O/c14-11-5-1-9(2-6-11)13(16)10-3-7-12(15)8-4-10/h1-8H
• Clé InChI: LSQARZALBDFYQZ-UHFFFAOYSA-N

Description

Description générale

4,4′-Difluorobenzophenone is typically used as a starting material for the preparation of polyetheretherketone (PEEK) polymer, a high-temperature thermoplastic, which finds wide use in dentistry as well as in automotive, oil industries, etc.

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

Application

4,4′-Difluorobenzophenone (DFBP) may be used as an analytical reference standard for the determination of the analyte in water samples and DFBP/valerophenone mixture solutions by various chromatography techniques.

Remarque sur l'analyse

The purity is calculated based on the principle of mass balance and is mentioned on the CoA

Produits recommandés

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Informations sur la sécurité

• Pictogrammes: GHS07,GHS09
• Mention d'avertissement: Warning
• Mentions de danger: H302,H315,H319,H335,H411
• Conseils de prudence: P261 - P264 - P273 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Classification des risques: Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 13 - Non Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): 305.6 °F - Pensky-Martens closed cup
• Point d'éclair (°C): 152 °C - Pensky-Martens closed cup