1136531-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1136531-73-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,6,5,3 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1136531-73:
(9*1)+(8*1)+(7*3)+(6*6)+(5*5)+(4*3)+(3*1)+(2*7)+(1*3)=131
131 % 10 = 1
So 1136531-73-1 is a valid CAS Registry Number.