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Merck
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Key Documents

07563

Supelco

4,4′-Difluorobenzophenone

TraceCERT®, certified reference material, 19F-qNMR Standard, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

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About This Item

Formule linéaire :
(FC6H4)2CO
Numéro CAS:
Poids moléculaire :
218.20
Numéro Beilstein :
516231
Numéro CE :
Numéro MDL:
Code UNSPSC :
12352101
Nomenclature NACRES :
NA.24

Qualité

certified reference material
TraceCERT®

Niveau de qualité

100
300

Gamme de produits

TraceCERT®

Durée de conservation

limited shelf life, expiry date on the label

Fabricant/nom de marque

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

Technique(s)

qNMR: suitable

Pf

102-105 °C (lit.)

Application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
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

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Description générale

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

Check out our entire range of quantitative NMR standards (qNMR standards)
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


  • Enhancement of chromatographic analyses: This compound served as a standard in liquid chromatography coupled with photodiode array for the identification and quantification of co-eluting impurities in pharmaceuticals, showcasing its critical role in ensuring the purity and efficacy of medical products (Vecchietti et al., 2022).

  • Advanced pharmaceutical analysis: Employed in intelligent peak deconvolution in chromatography, 4,4′-Difluorobenzophenone is crucial for the detailed study of complex data matrices from pharmaceutical samples, aiding in the precise determination of compound structures and concentrations (Arase et al., 2016).

Produits recommandés

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.

Informations légales

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictogrammes

Exclamation markEnvironment

Mention d'avertissement

Warning

Mentions de danger

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


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Certificats d'analyse (COA)

Lot/Batch Number

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Articles

In certain cases, 1H qNMR reaches its limits, especially regarding the certification of complex and larger molecules. However, new fields of application often also bring along the presence of heteroatoms, namely 31P and 19F. We therefore introduced 3 CRMs for 19F qNMR with traceability to the SI.

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