1342019-20-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1342019-20-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,2,0,1 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1342019-20:
(9*1)+(8*3)+(7*4)+(6*2)+(5*0)+(4*1)+(3*9)+(2*2)+(1*0)=108
108 % 10 = 8
So 1342019-20-8 is a valid CAS Registry Number.