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Merck
CN

275794

Tris(trimethylsilyl) phosphate

greener alternative

≥98%

Synonym(s):

Phosphoric acid tris(trimethylsilyl ester)

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About This Item

Linear Formula:
[(CH3)3SiO]3P(O)
CAS Number:
10497-05-9
Molecular Weight:
314.54
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24856672
EC Number:
234-028-1
Beilstein/REAXYS Number:
1794624
MDL number:
MFCD00008267

Key Documents

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Product Name

Tris(trimethylsilyl) phosphate, ≥98%

InChI key

QJMMCGKXBZVAEI-UHFFFAOYSA-N

InChI

1S/C9H27O4PSi3/c1-15(2,3)11-14(10,12-16(4,5)6)13-17(7,8)9/h1-9H3

SMILES string

C[Si](C)(C)OP(=O)(O[Si](C)(C)C)O[Si](C)(C)C

assay

≥98%

form

liquid

greener alternative product characteristics

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refractive index

n20/D 1.409 (lit.)

bp

228-229 °C/720 mmHg (lit.)

mp

3-4 °C (lit.)

density

0.945 g/mL at 25 °C (lit.)

greener alternative category

Enabling

Quality Level

200

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General description

Tris(trimethylsilyl) phosphate has been investigated as a novel film-forming additive for LiNi0.5Co0.2Mn0.3O2 cycling at high cut-off potential in LiPF6-based electrolyte. Tris(trimethylsilyl) phosphate [Tris(trimethylsilyl) ester of phosphoric acid] undergoes dealkylsilylation reaction with alumazene to yield heteroadamantane molecule.
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pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

55.4 °F - closed cup

flash_point_c

13 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
0000519098
0000519098
0000513332
0000513332
0000140620

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The use of [18O4]phosphoric acid in the quantitation of phosphate by gas-liquid chromatography-mass spectrometry analysis.
G Graff et al.
Analytical biochemistry, 107(2), 324-331 (1980-09-15)
Jiri Pinkas et al.
Inorganic chemistry, 41(25), 6914-6918 (2002-12-10)
A dealkylsilylation reaction between alumazene [2,6-(i-Pr)(2)C(6)H(3)NAlMe](3) (1) and tris(trimethylsilyl) ester of phosphoric acid (2) in a 1:3 molar ratio provides the heteroadamantane molecule (MeAl)[2,6-(i-Pr)(2)C(6)H(3)N](3)[Al[OP(OSiMe(3))(3)]](2)(O(3)POSiMe(3)) (3). Compound 3 was characterized by analytical and spectroscopic methods, and its molecular structure was established
A Garcia-Casas et al.
Colloids and surfaces. B, Biointerfaces, 181, 973-980 (2019-08-07)
Sol-gel coatings are proposed as surface treatments for titanium-based materials to promote the osseointegration of prosthetic devices with the host. As precursors of sol-gel synthesis, two silanes were selected: 3-methacryloxypropyltrimethoxy silane and 2 tetramethyl orthosilane. Sol-gel synthesis was functionalized with
Tris (trimethylsilyl) phosphate: A film-forming additive for high voltage cathode material in lithium-ion batteries.
Yan G, et al.
Journal of Power Sources, 248, 1306-1311 (2014)

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