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143977-91-7

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143977-91-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143977-91-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,9,7 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143977-91:
(8*1)+(7*4)+(6*3)+(5*9)+(4*7)+(3*7)+(2*9)+(1*1)=167
167 % 10 = 7
So 143977-91-7 is a valid CAS Registry Number.

143977-91-7Relevant articles and documents

Highly practical boronic acid surrogates for the Suzuki-Miyaura cross-coupling

Bonin, Hélne,Leuma-Yona, Rodrigue,Marchiori, Bruno,Demonchaux, Patrice,Gras, Emmanuel

experimental part, p. 1132 - 1135 (2011/03/22)

Boronic acids and esters are well known substrates for the Suzuki-Miyaura cross-coupling. Yet their isolation can sometimes be tedious. We report here that the use of aryl dioxazaborocanes afford a simple isolation procedure while keeping a high efficienc

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