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127679-79-2

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127679-79-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127679-79-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,6,7 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 127679-79:
(8*1)+(7*2)+(6*7)+(5*6)+(4*7)+(3*9)+(2*7)+(1*9)=172
172 % 10 = 2
So 127679-79-2 is a valid CAS Registry Number.

127679-79-2Relevant articles and documents

A stepwise synthesis of functionalized calix [4]arenes and a calix[6]arene with alternate electron-withdrawing substituents

De Mendoza, Javier,Nieto, Pedro M.,Prados, Pilar,Sanchez, Concha

, p. 671 - 682 (2007/10/02)

Simple modifications of the TiCl4-induced cyclocondensation of phenol derivatives raise the yields of pure calix [4]arenes, even in the presence of electron-withdrawing substituents. The first example of a calix [6]arene with alternate substitu

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