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Silane, diphenylbis(phenylethynyl)-, also known as diphenylbis(phenylethynyl)silane, is a chemical compound that features a silicon atom bonded to two phenylethynyl groups. It is characterized by its unique structure and properties, which make it suitable for various applications in different industries.

18784-61-7

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18784-61-7 Usage

Uses

Used in Chemical Synthesis:
Silane, diphenylbis(phenylethynyl)is used as a reactant in the synthesis of deep blue fluorescent 2,5-bis(phenylsilyl)-substituted 3,4-diphenylsiloles. This application takes advantage of the compound's unique structure and reactivity, allowing for the creation of novel materials with specific optical properties.
In the Chemical Industry:
Silane, diphenylbis(phenylethynyl)is used as a building block for the development of new materials with potential applications in various fields, such as electronics, optics, and pharmaceuticals. Its unique structure and reactivity make it a valuable component in the synthesis of complex organic molecules and advanced materials.
In the Research and Development Sector:
Silane, diphenylbis(phenylethynyl)is also utilized in research and development, where it can be employed to study the properties and behavior of silicon-containing molecules. Understanding the characteristics of diphenylbis(phenylethynyl)silane can contribute to the advancement of knowledge in the field of organosilicon chemistry and potentially lead to the discovery of new applications and uses for Silane, diphenylbis(phenylethynyl)-.

Check Digit Verification of cas no

The CAS Registry Mumber 18784-61-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,7,8 and 4 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 18784-61:
(7*1)+(6*8)+(5*7)+(4*8)+(3*4)+(2*6)+(1*1)=147
147 % 10 = 7
So 18784-61-7 is a valid CAS Registry Number.

18784-61-7SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name diphenyl-bis(2-phenylethynyl)silane

1.2 Other means of identification

Product number -
Other names QC-1551

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:18784-61-7 SDS

18784-61-7Relevant academic research and scientific papers

Synthesis and characterization of poly(silole-pyridine)

Cheon, Ye Rim,Lee, Yun-Ji,Park, Jeong Cheol,Hwang, Jaeyoung,Shin, Sung-Chul,Kim, Yun-Hi

, p. 125 - 131 (2014)

New poly(silole-pyridine) was designed and synthesized. Polymer was obtained by Yamamoto coupling reaction. The structure of obtained polymer was characterized by the spectroscopic methods such as FT-IR and 1H-NMR. The resulting polymer was sol

Synthesis and characterization of new poly(silole-fluorene) copolymers

Lee, Yun-Ji,Park, Jeong Cheol,Yun, Hui-Jun,Park, Jong-Man,Kim, Yun-Hi

, p. 1742 - 1747 (2015)

New poly(silole-fluorene) copolymers were designed and synthesized. Copolymers were obtained by Suzuki coupling reaction with different ratio of fluorene and silole. The obtained copolymers were characterized by the spectroscopic methods such as FT-IR and

Synthesis and cure kinetics of diphenyl(diphenylethynyl)silane monomer

Tan, Dexin,Wang, Yanli,Li, Zhong,Xing, Honglong

, p. 3427 - 3440 (2013)

Diphenyl(diphenylethynyl)silane ((ph-C≡C)2-Si-ph 2) (DPDPES) was synthesized by the Grignard reaction. The corresponding isothermal and non-isothermal cure kinetics of DPDPES were analyzed by using differential scanning calorimetry (

Synthesis of 1,1-Diisopropyl- or -Diphenyl -2,5-dibromo- or -bis(trimethylsilyl)-3,4-diphenyl-siloles and the Electrochemical Properties as Anode Materials for Lithium-Ion Battery

Cho, Yoon-ho,Jung, Young Min,Park, Young Tae

, p. 380 - 387 (2020/12/28)

Intramolecular cyclization of 1,1-diisopropyl- or diphenyl-bis(phenylethynyl)-silanes (2a and 2b) followed by bromination or trimethylsilylation were carried out to yield 1,1-diisopropyl- or -diphenyl-3,4-diphenyl-2,5-dibromo-siloles (3a and 3b) and 1,1-d

Role of C, S, Se and P donor ligands in copper(i) mediated C-N and C-Si bond formation reactions

Srinivas, Katam,Prabusankar, Ganesan

, p. 32269 - 32282 (2018/09/29)

The first comparative study of C, S, Se and P donor ligands-supported copper(i) complexes for C-N and C-Si bond formation reactions are described. The syntheses and characterization of eight mononuclear copper(i) chalcogenone complexes, two polynuclear co

One-pot desilylation-Sonogashira coupling

Horstmann, Jan,Reger, Stefanie,Neumann, Beate,Stammler, Hans-Georg,Mitzel, Norbert W.

, p. 489 - 495 (2017/07/27)

Coupling of diethynyldiphenylsilane (1) with aryl halides under Sonogashira conditions affords the symmetrical diarylacetylenes bis(2-methylpyridin-5-yl)acetylene (2), bis(4-fluorophenyl)acetylene (3) and bis(4-trifluoromethylphenyl) acetylene (4) in 60% to 82% yield. In the case of 2, the by-product bis(2-methylpyridin-5-yl)butadiyne (2a) was isolated in 12% yield. The occurring desilylation reaction was investigated by treating bis(phenylethynyl)diphenylsilane (5) under the same conditions. The formation of 1-fluoro-4-(phenylethynyl)benzene (6), 1-trifluoromethyl- 4-(phenylethynyl)benzene (7) and (tetrafluoropyridin- 4-yl)ethynylbenzene (8) in 70 to 84% yield and the cleavage of hexaphenylcyclotrisiloxane were observed in all cases.

A new and efficient route for the synthesis of alkynyl functionalized silicon derivatives

Kownacki, Ireneusz,Orwat, Bartosz,Marciniec, Bogdan,Kownacka, Agnieszka

supporting information, p. 548 - 550 (2014/01/06)

The iridium-based catalytic system, [{Ir(μ-Cl)(CO)2} 2]/NEt(i-Pr)2, was examined in the coupling reaction of iodotrisubstituted silanes (R3SiI) with various terminal arylalkynes (R1CCH). Under optimum

Iridium-promoted conversion of chlorosilanes to alkynyl derivatives in a one-pot reaction sequence

Kownacki, Ireneusz,Orwat, Bartosz,Marciniec, Bogdan

supporting information, p. 3051 - 3059 (2014/07/08)

By making use of the catalytic potential of the iridium system [{Ir(μ-Cl)(CO)2}2]/NEt(i-Pr)2 in the synthesis of silyl-functionalized alkynes via silylative coupling of terminal alkynes/diynes with iodosilanes, we propose

Dehydrogenative coupling between hydrosilanes and alkynes catalyzed by alkoxides, alkylmetals, and metalamides

Ishikawa, Jun-Ichi,Itoh, Masayoshi

, p. 454 - 461 (2007/10/03)

The selective dehydrogenative coupling reaction between phenylsilane and ethynylbenzene occurred in the presence of some homogeneous base catalysts such as alkoxides, alkyl compounds, and the amides of alkali metals or barium. The order of the catalytic activities was Ba(OR)2 > LiN(SiMe3)2 ~ n -BuLi > LiOEt. Barium alkoxide showed the highest activity and selectivity for the reaction, and gave the polymer poly[(phenylsilylene)ethynylene-1,3-phenyleneethynylene] in the reaction of phenylsilane with m-diethynylbenzene. The correlation between the catalytic activities and the catalyst basicities was discussed, and a reaction mechanism involving both the metal acetylide and the metal hydride was proposed.

Copper(I) chloride catalyzed cross-dehydrocoupling reactions between silanes and ethynyl compounds. A new method for the copolymerization of silanes and alkynes

Liu, Hua Qin,Harrod, John F.

, p. 1100 - 1105 (2007/10/02)

In the presence of an amine, copper(I) chloride is an effective catalyst for the cross-dehydrocoupling of silanes with alkynes.The reactions proceed at useful rates above 100 deg C, but rates drop dramatically on going from 1o to 2o

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