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396281

Sigma-Aldrich

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

Synonyme(s) :

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

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About This Item

Formule linéaire :
[-Si(CH3)(CH=CH2)O-]4
Numéro CAS:
2554-06-5
Poids moléculaire :
344.66
Numéro CE :
219-863-1
Numéro MDL:
MFCD00040293
Code UNSPSC :
12162002
ID de substance PubChem :
24864664
Nomenclature NACRES :
NA.23

Forme

liquid

Niveau de qualité

100

Indice de réfraction

n20/D 1.434 (lit.)

Point d'ébullition

111-112 °C/10 mmHg (lit.)

Pf

−44 °C (dec.) (lit.)

Densité

0.997 g/mL at 25 °C (lit.)

Chaîne 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

Clé InChI

VMAWODUEPLAHOE-UHFFFAOYSA-N

Catégories apparentées

Description générale

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

Application

  • 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).

Pictogrammes

Health hazard
GHS08

Mention d'avertissement

Danger

Mentions de danger

H360FD

Classification des risques

Repr. 1B

Code de la classe de stockage

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

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

190.4 °F - closed cup

Point d'éclair (°C)

88 °C - closed cup

Équipement de protection individuelle

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Certificats d'analyse (COA)

Lot/Batch Number
MKCM5025
MKCK5117
MKCG8480
MKCF9664
MKCD6261

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Ashish Pandey et al.
Soft matter, 15(13), 2897-2904 (2019-03-09)
Nanoimprinting with rigid molds offers almost unlimited pattern resolution, but it suffers from high sensitivity to defects, and is limited to pattering flat surfaces. These limitations can be addressed by nanoimprinting with soft molds. However, soft molds have been used
A Paul et al.
Soft matter, 13(34), 5665-5675 (2017-07-25)
We show that submicron-sized patterns can be imprinted into soft, recombinant-engineered protein hydrogels (here elastin-like proteins, ELP) by transferring wavy patterns from polydimethylsiloxane (PDMS) molds. The high-precision topographical tunability of the relatively stiff PDMS is translated to a bio-responsive, soft
Scott E Denmark et al.
Organic letters, 8(1), 63-66 (2005-12-31)
[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
Alberto Portone et al.
Scientific reports, 9(1), 7370-7370 (2019-05-16)
Polythiophenes are the most widely utilized semiconducting polymers in organic electronics, but they are scarcely exploited in photonics due to their high photo-induced absorption caused by interchain polaron pairs, which prevents the establishment of a window of net optical gain.
Mohand O Saed et al.
Scientific reports, 10(1), 6609-6609 (2020-04-22)
Liquid crystalline elastomers (LCE) undergo reversible shape changes in response to stimuli, which enables a wide range of smart applications, in soft robotics, adhesive systems or biomedical medical devices. In this study, we introduce a new dynamic covalent chemistry based on
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