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503157-93-5

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503157-93-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 503157-93-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,1,5 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 503157-93:
(8*5)+(7*0)+(6*3)+(5*1)+(4*5)+(3*7)+(2*9)+(1*3)=125
125 % 10 = 5
So 503157-93-5 is a valid CAS Registry Number.

503157-93-5Relevant articles and documents

S-acyl-2-thioethyl aryl phosphotriester derivatives of AZT: Synthesis, antiviral activity, and stability study

Peyrottes, Suzanne,Coussot, Ga?lle,Lefebvre, Isabelle,Imbach, Jean-Louis,Gosselin, Gilles,Aubertin, Anne-Marie,Périgaud, Christian

, p. 782 - 793 (2007/10/03)

The synthesis, antiviral activity, and stability study of phosphotriester derivatives of 3′-azido-2′,3′-dideoxythymidine (AZT) bearing modified L-tyrosinyl residues are reported. These compounds were obtained via phosphoramidite (PIII) chemistr

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