The CAS Registry Mumber 102131-52-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,1,3 and 1 respectively; the second part has 2 digits, 5 and 2 respectively. Calculate Digit Verification of CAS Registry Number 102131-52: (8*1)+(7*0)+(6*2)+(5*1)+(4*3)+(3*1)+(2*5)+(1*2)=52 52 % 10 = 2 So 102131-52-2 is a valid CAS Registry Number.
New antiarrhythmic agents. 2,2,5,5-tetramethyl-3-pyrroline-3-carboxamides and 2,2,5,5-tetramethylpyrrolidine-3-carboxamides
Hankovszky,Hideg,Bodi,Frank
, p. 1138 - 1152 (2007/10/02)
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