21890-32-4

Basic information

• Product Name: tetrakis(phenylethynyl)stannane
• CAS NO: 21890-32-4
• Molecular Formula: C₃₂H₂₀Sn
• Molecular Weight: 523.2112
• Mol File: 21890-32-4.mol
• Article Data: 5

Chemical Properties

• Boiling Point: 583.6°C at 760 mmHg
• Flash Point: 299.9°C
• Vapor Pressure: 5.36E-13mmHg at 25°C
• CAS DataBase Reference: tetrakis(phenylethynyl)stannane(CAS DataBase Reference)
• NIST Chemistry Reference: tetrakis(phenylethynyl)stannane(21890-32-4)
• EPA Substance Registry System: tetrakis(phenylethynyl)stannane(21890-32-4)

Safety Data

• Hazardous Substances Data: 21890-32-4(Hazardous Substances Data)

Usage

General Description

Tetrakis(phenylethynyl)stannane, also known as Tetrakis(phenylethynyl)tin, is a chemical compound with the molecular formula C24H16Sn. It consists of a central tin atom bonded to four phenylethynyl groups. tetrakis(phenylethynyl)stannane is a highly reactive organotin compound that is used in organic synthesis as a reagent for the introduction of the phenylethynyl group into various organic compounds. It is also used in the field of materials science as a component in the preparation of tin-based materials with potential applications in electronic and optoelectronic devices. Tetrakis(phenylethynyl)stannane is a toxic compound and should be handled with care to avoid exposure.

Upstream product

• 7440-31-5 tin 
• 932-88-7 1-iodo-2-phenylethyne 
• 536-74-3 phenylacetylene 
• 6738-06-3 phenylethynylmagnesium bromide 
• 7646-78-8 tin(IV) chloride 
• 4440-01-1 lithium phenylacetylide 
• 4440-01-1 lithium phenylacetylide 
• 1004-22-4 phenylethynylsodium 
• 21941-96-8 tetrakis(N,N-diethylamino)tin(IV) 

Downstream Products

• 24475-94-3 1-(3-methoxyphenyl)-3-phenylprop-2-yn-1-one 
• 7338-94-5 1,3-diphenyl-2-propynone 
• 671796-41-1 3-[(4-tert-butyl)phenyl]-1-phenylprop-2-yn-1-one 
• 14252-32-5 1-phenyl-hex-1-yn-3-one 
• 5923-10-4 4-methyl-1-phenylpent-1-yn-3-one 
• 1347922-78-4 1-(2,3-dihydro-1,4-benzodioxin-6-yl)-3-phenyl-n-prop-2-yn-1-one 
• 82677-84-7 1-(4-fluorophenyl)-3-phenylprop-2-yn-1-one 
• 13141-42-9 2-(2-phenylethynyl)pyridine 
• 886-66-8 1,4-diphenyl-1,3-butadiyne 
• 1084-95-3 2-(2'-phenylethynyl)benzoic acid 
• 7380-78-1 4-(phenylethynyl)anisole 
• 3287-02-3 4-(phenylethynyl)toluene 
• 1942-31-0 4-(phenylethinyl)acetophenone 
• 57341-98-7 4-(phenylethynyl)benzaldehyde 

Relevant articles and documents

Reaction of 1-Iodoalkynes with Tin Metal: A New Approach to the Sn–C sp Bond Formation

Abstract: Tin iodoalkynylides were synthesized by the reaction of 1-iodoalkynes with tin metal. The scope of the reaction and the composition of the resulting mixtures were studied. The formation of tin iodoalkynylides was confirmed by counter synthesis v

A reaction of tin tetra(N,N-diethylcarbamate) with phenylacetylene as a new route to tetra(phenylethynyl)tin

A reaction of tin tetra(N,N-diethylcarbamate) with phenylacetylene afforded tetra-(phenylethynyl)tin in 77% yield. The reaction can be promoted by Lewis acids.

Direct Formation of Reactive Alkynyltrichlorotins from 1-Alkynes, SnCl4, and Bu3N. A Mild Alkynylation Reagent of Aldehydes, Acetals, and Enones

A reagent system of 1-alkyne, SnCl4, and Bu3N alkynylates aldehydes, acetals,and enones under mild reaction conditions giving acetylenic alcohols, acetylenic ethers, and acetylenic ketones, respectively, in high yields.Alkynyltrichlorotins are shown to be