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07563 Supelco

4,4′-Difluorobenzophenone

TraceCERT®, certified reference material, 19F-qNMR Standard

  • CAS Number 345-92-6

  • Linear Formula (FC6H4)2CO

  • Molecular Weight 218.20

  •  Beilstein/REAXYS Number 516231

  •  EC Number 206-466-3

  •  MDL number MFCD00000353

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, CRM for Quantitative NMR (neats and solutions), Certified Reference Materials (CRMs),
Quality Level   100
grade   certified reference material
  TraceCERT®
shelf life   limited shelf life, expiry date on the label
mp   102-105 °C (lit.)
Featured Industry   Cleaning Products
Cosmetics
Flavors and Fragrances
Food and Beverages
Personal Care
SMILES string   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
InChI key   LSQARZALBDFYQZ-UHFFFAOYSA-N

Description

General description

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.

Legal Information

TraceCERT is a registered trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

RIDADR 
UN 3077 9 / PGIII
RTECS 
DJ0685000

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Certified Reference Materials for 19F Quantitative NMR Ensuring Traceability to “The International System of Units” (SI)

In recent years quantitative NMR (qNMR) spectroscopy has become one of the most important tools for content determination of organic substances and quantitative evaluation of impurities. The implemen...
Keywords: Antibiotics, Chromatography, Environmental, Environmental Analysis, Flame ionization detector, Flame photometric detector, Gas chromatography, High performance liquid chromatography, Indicators, Ion-exchange chromatography, Metabolomics, Nuclear magnetic resonance spectroscopy, Pesticides, Phase transitions, Solvents, Spectroscopy, Titrations, Vitamins, transformation

High-Performance Quantitative H-1 NMR

By: Markus Obkircher, Christine Hellriegel, Alex Rueck, Juerg Wuethrich, Michael Weber, Jiewen Ying Organic Certified Reference Materials with SI-Traceability and Low Measurement Uncertainty
Keywords: Gas chromatography, High performance liquid chromatography, Ion-exchange chromatography, Nuclear magnetic resonance spectroscopy, Pharmaceutical

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