07563
4,4′-Difluorobenzophenone
TraceCERT®, certified reference material, 19F-qNMR Standard, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
About This Item
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grade
certified reference material
TraceCERT®
Quality Level
100
300
product line
TraceCERT®
shelf life
limited shelf life, expiry date on the label
manufacturer/tradename
Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
technique(s)
qNMR: suitable
mp
102-105 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical
format
neat
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
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General description
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)
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).
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Legal Information
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
wgk_germany
WGK 3
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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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