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4-chloro-6-(phenylethynyl)quinoline is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

766557-83-9

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766557-83-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 766557-83-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,6,5,5 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 766557-83:
(8*7)+(7*6)+(6*6)+(5*5)+(4*5)+(3*7)+(2*8)+(1*3)=219
219 % 10 = 9
So 766557-83-9 is a valid CAS Registry Number.

766557-83-9Downstream Products

766557-83-9Relevant academic research and scientific papers

The chemoselective alkynylation of dihaloquinolines by the Sonogashira-Hagihara reaction

Beletskaya,Latyshev,Tsvetkov,Lukashev

, p. 189 - 193 (2004)

Conditions for the regioselective Sonogashira-Hagihara alkynylation of 4-chloro-6-iodo(bromo)quinolines were found and 6-alkynyl-4-chloroquinolines were obtained in 90-100% yields.

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