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bis(2-trimethylsilylethynyl-4,5-dibutylphenyl)acetylene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

744245-79-2

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744245-79-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 744245-79-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,4,2,4 and 5 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 744245-79:
(8*7)+(7*4)+(6*4)+(5*2)+(4*4)+(3*5)+(2*7)+(1*9)=172
172 % 10 = 2
So 744245-79-2 is a valid CAS Registry Number.

744245-79-2Relevant academic research and scientific papers

Copper-mediated simple and efficient synthesis of tribenzohexadehydro[12] annulene and its derivatives

Iyoda, Masahiko,Sirinintasak, Siriwan,Nishiyama, Yoshihiro,Vorasingha, Anusorn,Sultana, Fatema,Nakao, Kazumi,Kuwatani, Yoshiyuki,Matsuyama, Haruo,Yoshida, Masato,Miyake, Yoshihiro

, p. 1527 - 1531 (2007/10/03)

A simple and efficient synthesis of tribenzohexadehydro[12]annulene and its derivatives was carried out using coupling reaction of acetylenes with iodoarenes in the presence of catalytic amounts of CuI and PPh3, together with three equivalents

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