1353997-20-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1353997-20-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,3,9,9 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1353997-20:
(9*1)+(8*3)+(7*5)+(6*3)+(5*9)+(4*9)+(3*7)+(2*2)+(1*0)=192
192 % 10 = 2
So 1353997-20-2 is a valid CAS Registry Number.