679396-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 679396-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,9,3,9 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 679396-71:
(8*6)+(7*7)+(6*9)+(5*3)+(4*9)+(3*6)+(2*7)+(1*1)=235
235 % 10 = 5
So 679396-71-5 is a valid CAS Registry Number.