1309369-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309369-01-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,3,6 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1309369-01:
(9*1)+(8*3)+(7*0)+(6*9)+(5*3)+(4*6)+(3*9)+(2*0)+(1*1)=154
154 % 10 = 4
So 1309369-01-4 is a valid CAS Registry Number.