742392
Diethyl [difluoro(trimethylsilyl)methyl]phosphonate
≥85.0% (H-NMR)
别名:
Diethyl (trimethylsilyl)difluoromethylphosphonate, [Diethoxyphosphoryl(difluoro)methyl]-trimethyl-silane
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关于此项目
线性分子式:
(CH3)3SiCF2P(O)(OC2H5)2
化学文摘社编号:
分子量:
260.29
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352108
MDL number:
Assay:
≥85.0% (H-NMR)
Form:
liquid
InChI
1S/C8H19F2O3PSi/c1-6-12-14(11,13-7-2)8(9,10)15(3,4)5/h6-7H2,1-5H3
SMILES string
CCOP(=O)(OCC)C(F)(F)[Si](C)(C)C
InChI key
AUYUSSHVQGGCCS-UHFFFAOYSA-N
assay
≥85.0% (H-NMR)
form
liquid
refractive index
n20/D 1.414 (lit.)
bp
75 °C/0.2 mmHg (lit.)
density
1.077 g/mL at 25 °C (lit.)
suitability
conforms to structure for Proton NMR spectrum
functional group
fluoro, phosphonate
Quality Level
Analysis Note
Phosphourous 31 NMR spectrum conforms to structure
存储类别
10 - Combustible liquids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Nucleophilic difluoromethylenation of aldehydes and ketones using diethyl difluoro(trimethylsilyl)methylphosphonate.
Alexandrova, A. V. and Beier, P.
Journal of Fluorine Chemistry, 130, 493-500 (2009)
Michael D Reily et al.
Journal of the American Chemical Society, 128(38), 12360-12361 (2006-09-21)
A new NMR chemical shift standard and pH indicator, difluorotrimethylsilanylphosphonic acid (DFTMP), is described, and the utility of this reagent is demonstrated for in situ determination of pH in complex biofluids. The pH dependence of this reagent allows accurate in
(Diethylphosphinyl)difluoromethyllithium. ? Preparation and synthetic application.
Obayashi, M. et al.
Tetrahedron Letters, 23, 2323-2326 (1982)
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