1374308-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1374308-80-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,3,0 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1374308-80:
(9*1)+(8*3)+(7*7)+(6*4)+(5*3)+(4*0)+(3*8)+(2*8)+(1*0)=161
161 % 10 = 1
So 1374308-80-1 is a valid CAS Registry Number.