73906

4,4′-Difluorobenzophenone

analytical standard

• Fórmula lineal: (FC₆H₄)₂CO
• Número de CAS: 345-92-6
• Peso molecular: 218.20
• Beilstein: 516231
• Número CE: 206-466-3
• Número MDL: MFCD00000353
• Código UNSPSC: 77101502
• ID de la sustancia en PubChem: 329765325
• NACRES: NA.24

Propiedades

• grado: analytical standard
• Nivel de calidad: 100
• Ensayo: ≥98.0% (GC)
• caducidad: limited shelf life, expiry date on the label
• técnicas: HPLC: suitable; gas chromatography (GC): suitable
• mp: 102-105 °C (lit.)
• aplicaciones: environmental; pharmaceutical
• Formato: neat
• cadena 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
• Clave InChI: LSQARZALBDFYQZ-UHFFFAOYSA-N

Descripción

Descripción general

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.[1][2]

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

Aplicación

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.[3][4][5]

Nota de análisis

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

Productos recomendados

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Información de seguridad

• Pictogramas: GHS07,GHS09
• Palabra de señalización: Warning
• Frases de peligro: H302,H315,H319,H335,H411
• Consejos de prudencia: P261 - P264 - P273 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Clasificaciones de peligro: Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Órganos de actuación: Respiratory system
• Código de clase de almacenamiento: 13 - Non Combustible Solids
• Clase de riesgo para el agua (WGK): WGK 3
• Punto de inflamabilidad (°F): 305.6 °F - Pensky-Martens closed cup
• Punto de inflamabilidad (°C): 152 °C - Pensky-Martens closed cup