5316-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5316-90-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,3,1 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 5316-90:
(6*5)+(5*3)+(4*1)+(3*6)+(2*9)+(1*0)=85
85 % 10 = 5
So 5316-90-5 is a valid CAS Registry Number.