1316722-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1316722-49-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,6,7,2 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1316722-49:
(9*1)+(8*3)+(7*1)+(6*6)+(5*7)+(4*2)+(3*2)+(2*4)+(1*9)=142
142 % 10 = 2
So 1316722-49-2 is a valid CAS Registry Number.