312596-45-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 312596-45-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,2,5,9 and 6 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 312596-45:
(8*3)+(7*1)+(6*2)+(5*5)+(4*9)+(3*6)+(2*4)+(1*5)=135
135 % 10 = 5
So 312596-45-5 is a valid CAS Registry Number.