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81345

Sigma-Aldrich

Trimethylsilyl polyphosphate

Synonym(s):

PPSE, Polyphosphoric acid trimethylsilyl ester

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About This Item

Linear Formula:
{-P(=O)[OSi(CH3)3]O-}n
CAS Number:
40623-46-9
MDL number:
MFCD00148705
UNSPSC Code:
12162002
PubChem Substance ID:
329769210

density

1.18 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

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

InChI

1S/C3H9O3PSi/c1-8(2,3)6-7(4)5/h1-3H3

InChI key

YSVQLWJDHYBITL-UHFFFAOYSA-N

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Other Notes

This product has been replaced by 414026-ALDRICH | Trimethylsilyl polyphosphate
Versatile reagent used for many reactions involving dehydration; e.g. substitutions, rearrangements, condensations

replaced by

Product No.
Description
Pricing

Pictograms

FlameExclamation mark
GHS02,GHS07

Signal Word

Danger

Hazard Statements

H225,H315,H319,H335

Precautionary Statements

P210 - P261 - P305 + P351 + P338

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

39.2 °F - closed cup

Flash Point(C)

4 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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M. Kakimoto et al.
Synthesis, 164-164 (1987)
T. Imamoto et al.
The Journal of Organic Chemistry, 49, 1105-1105 (1984)

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