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219869-72-4

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219869-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 219869-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,8,6 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 219869-72:
(8*2)+(7*1)+(6*9)+(5*8)+(4*6)+(3*9)+(2*7)+(1*2)=184
184 % 10 = 4
So 219869-72-4 is a valid CAS Registry Number.

219869-72-4Relevant academic research and scientific papers

Alkylation of enolates: A new approach to dendrons

Diez-Barra, Enrique,De La Hoz, Antonio,Sanchez-Verdu, Prado

, p. 15243 - 15252 (1998)

The synthesis of new polyketonic dendrons is described. These compounds are representative of a new connectivity in dendrimers. The alkylation of enolates and easy functional group interconversion reactions provides a versatile and efficient procedure for the synthesis of this kind of dendron.

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