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Ethynyltrimethylsilane

98%

Synonyme(s) :

Trimethylsilylacetylene

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1 G
44,10 $
5 G
118,00 $
25 G
359,00 $
100 G
1 010,00 $

About This Item

Formule linéaire :
(CH3)3SiC≡CH
Numéro CAS:
Poids moléculaire :
98.22
Beilstein:
906752
Numéro MDL:
Code UNSPSC :
12352100
ID de substance PubChem :
Nomenclature NACRES :
NA.22

44,10 $


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Pression de vapeur

4.18 psi ( 20 °C)

Niveau de qualité

Essai

98%

Forme

liquid

Indice de réfraction

n20/D 1.388 (lit.)

pb

53 °C (lit.)

Densité

0.709 g/cm3 (lit.)

Température de stockage

2-8°C

Chaîne SMILES 

C[Si](C)(C)C#C

InChI

1S/C5H10Si/c1-5-6(2,3)4/h1H,2-4H3

Clé InChI

CWMFRHBXRUITQE-UHFFFAOYSA-N

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Description générale

Laser-induced polymerization of gaseous ethynyltrimethylsilane was used for efficient chemical vapour deposition of polycarbosilane films[1]. Ethynyltrimethylsilane acts as substrate for nickel-catalyzed cross-coupling with benzonitriles[2].

Application

Ethynyltrimethylsilane was used in:
  • microwave-assisted, one-pot, three-step Sonogashira cross-coupling-desilylation-cycloaddition reaction for the preparation of 1,4-disubstituted 1,2,3-triazoles[3]
  • synthesis of poly(ethynyltrimethylsilane) containing Pd (II) coordination sites[4]
  • pyrazole synthesis via 1,3-dipolar cycloaddition of diazo compounds to acetylenes[5]

Pictogrammes

FlameExclamation mark

Mention d'avertissement

Danger

Mentions de danger

Classification des risques

Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2

Code de la classe de stockage

3 - Flammable liquids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

-29.2 °F

Point d'éclair (°C)

-34 °C

Équipement de protection individuelle

Faceshields, Gloves, Goggles


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Certificats d'analyse (COA)

Lot/Batch Number

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Consulter la Bibliothèque de documents

Frédéric Friscourt et al.
Organic letters, 12(21), 4936-4939 (2010-10-15)
A microwave-assisted, one-pot, three-step Sonogashira cross-coupling-desilylation-cycloaddition sequence was developed for the convenient preparation of 1,4-disubstituted 1,2,3-triazoles starting from a range of halides, acyl chlorides, ethynyltrimethylsilane, and azides.
Francisco J Caparrós et al.
Molecules (Basel, Switzerland), 25(4) (2020-02-26)
A new 2,7,10,15-tetraethynyldibenzo[g,p]chrysene ligand (1) and two tetranuclear gold(I) derivatives containing PPh3 (3) and PMe3 (4) phosphines were synthesized and characterized by 1H and 31P NMR, IR spectroscopy, and high-resolution mass spectrometry. The compounds were studied in order to analyze
Hong Shang et al.
Advanced materials (Deerfield Beach, Fla.), 30(27), e1801459-e1801459 (2018-05-26)
In situ weaving an all-carbon graphdiyne coat on a silicon anode is scalably realized under ultralow temperature (25 °C). This economical strategy not only constructs 3D all-carbon mechanical and conductive networks with reasonable voids for the silicon anode at one
Fabian Reiß et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 24(21), 5667-5674 (2018-02-02)
The reaction of the allene precursor Li2 (Me3 SiC3 SiMe3 ) with [Cp2 ZrCl2 ] (Cp=cyclopentadienyl) was examined. The selective formation of hitherto unknown linear, allene-bridged dizirconocene complexes [(Cp2 ZrCl)2 {-μ-(Me3 Si)C3 (SiMe3 )-}] and [(Cp2 Zr)2 {-μ-(Me3 Si)C3 (SiMe3
Synthesis and characterization of poly (ethynyltrimethylsilane) containing Pd (II) coordination sites.
Russo MV, et al.
Polymer, 37(9), 1715-1722 (1996)

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    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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