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Merck

396281

Sigma-Aldrich

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

Sinónimos:

2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane

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About This Item

Fórmula lineal:
[-Si(CH3)(CH=CH2)O-]4
Número de CAS:
Peso molecular:
344.66
Número CE:
Número MDL:
Código UNSPSC:
12162002
ID de la sustancia en PubChem:
NACRES:
NA.23

formulario

liquid

Nivel de calidad

índice de refracción

n20/D 1.434 (lit.)

bp

111-112 °C/10 mmHg (lit.)

mp

−44 °C (dec.) (lit.)

densidad

0.997 g/mL at 25 °C (lit.)

cadena SMILES

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

Clave InChI

VMAWODUEPLAHOE-UHFFFAOYSA-N

Descripción general

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

Aplicación

  • Cyclic siloxanes conjugated with fluorescent aromatic compounds as fluoride sensors: This study explores the use of cyclic siloxanes conjugated with aromatic compounds for sensing applications, offering a pathway for academic chemists interested in sensor technology and fluorescence studies (N Prigyai et al., 2020).
  • Synthesis, film morphology and performance of novel crosslinked polysiloxane with end-capped epoxy groups on cotton substrates: This article examines the chemical modification of cotton substrates using polysiloxane derivatives, which can be crucial for developing advanced textile coatings (L Hao et al., 2014).
  • Stabilizing Li-rich layered oxide cathode interface by using silicon-based electrolyte additive: This research investigates the use of a silicon-based additive derived from 2,4,6,8-tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane to enhance the stability of lithium-rich cathodes, important for chemists working with energy storage technologies (T Huang et al., 2024).

Pictogramas

Health hazard

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Repr. 1B

Código de clase de almacenamiento

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

190.4 °F - closed cup

Punto de inflamabilidad (°C)

88 °C - closed cup

Equipo de protección personal

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


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[reaction: see text] A mild and general method for the palladium-catalyzed vinylation of aryl bromides has been developed. The use of tetrabutylammonium fluoride (TBAF) as the activator and an inexpensive and nontoxic vinyl donor, 1,3,5,7-tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane (D(4)(V), 1), allows for a
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