215317-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 215317-76-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,3,1 and 7 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 215317-76:
(8*2)+(7*1)+(6*5)+(5*3)+(4*1)+(3*7)+(2*7)+(1*6)=113
113 % 10 = 3
So 215317-76-3 is a valid CAS Registry Number.