Tetraméthylsilane, norme analytique, pour la spectroscopie NMR, réactif ACS

Code: 87920-25ml D2-231

Application

Tetramethylsilane may be used as an internal standard for the quantitative analysis of medicinal plant extracts and herbal products using the quantitative NMR (qN...


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$61.23 25ML

Application

Tetramethylsilane may be used as an internal standard for the quantitative analysis of medicinal plant extracts and herbal products using the quantitative NMR (qNMR) method. It may also be used as an internal standard to investigate peroxide-based chemical systems for the crosslinking reactions carried on isotactic polypropylene using FT-IR spectrometry and protonnuclearmagnetic resonance (1H NMR) techniques.

General description

Tetramethylsilane has been recommended by the International Union of Pure and Applied Chemistry (IUPAC) as a universal reference for all nuclides. It is commonly used as a reference standard in nuclear magnetic resonance (NMR) for measuring proton chemical shifts and the temperature dependence of the 1H chemical shift of TMS in solvents such as chloroform, methanol, and dimethylsulfoxide is studied.

application(s)environmental
assay≥99.5% (GC)
autoignition temp.842 °F
bp26-28 °C (lit.)
density0.648 g/mL at 25 °C (lit.)
formliquid
formatneat
gradefor NMR spectroscopy, analytical standard, ACS reagent
InChI keyCZDYPVPMEAXLPK-UHFFFAOYSA-N
InChI1S/C4H12Si/c1-5(2,3)4/h1-4H3
mp−99 °C (lit.)
Quality Level200
refractive indexn20/D 1.359, n20/D 1.358 (lit.)
SMILES stringC[Si](C)(C)C
storage temp.2-8°C
vapor pressure11.66 psi ( 20 °C)
Cas Number75-76-3
Hazard Class3
Un Number2749
Pack GroupI
Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :



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