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340819-78-5

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340819-78-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 340819-78-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,8,1 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 340819-78:
(8*3)+(7*4)+(6*0)+(5*8)+(4*1)+(3*9)+(2*7)+(1*8)=145
145 % 10 = 5
So 340819-78-5 is a valid CAS Registry Number.

340819-78-5Downstream Products

340819-78-5Relevant articles and documents

Electronic properties of oligophenylenevinylene and oligophenyleneethynylene arrays constructed on the upper rim of a calix[4]arene core

Armaroli, Nicola,Accorsi, Gianluca,Rio, Yannick,Ceroni, Paola,Vicinelli, Veronica,Welter, Richard,Gu, Tao,Saddik, Mohamed,Holler, Michel,Nierengarten, Jean-Francois

, p. 1627 - 1637 (2007/10/03)

Heck and Sonogashira cross-coupling reactions have been used for the functionalization of the upper rim of a tetraiodinated calix[4]arene. In this way, oligophenylenevinylene (OPV) and oligophenyleneethynylene (OPE) arrays have been constructed on the cal

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