MilliporeSigma
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396281

Sigma-Aldrich

2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane

Synonym(s):
2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane
Linear Formula:
[-Si(CH3)(CH=CH2)O-]4
CAS Number:
Molecular Weight:
344.66
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

form

liquid

Quality Level

refractive index

n20/D 1.434 (lit.)

bp

111-112 °C/10 mmHg (lit.)

mp

−44 °C (dec.) (lit.)

density

0.997 g/mL at 25 °C (lit.)

SMILES string

C[Si]1(O[Si](C)(O[Si](C)(O[Si](C)(O1)C=C)C=C)C=C)C=C

InChI

1S/C12H24O4Si4/c1-9-17(5)13-18(6,10-2)15-20(8,12-4)16-19(7,11-3)14-17/h9-12H,1-4H2,5-8H3

InChI key

VMAWODUEPLAHOE-UHFFFAOYSA-N

General description

In the presence of a Pd catalyst, this reagent cross-couples with aryl bromides to give styrene derivatives.

Packaging

10, 50 mL in poly bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

212.0 °F - closed cup

Flash Point(C)

100 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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