1342712-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1342712-20-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,2,7,1 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1342712-20:
(9*1)+(8*3)+(7*4)+(6*2)+(5*7)+(4*1)+(3*2)+(2*2)+(1*0)=122
122 % 10 = 2
So 1342712-20-2 is a valid CAS Registry Number.