696645-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 696645-93-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,6,6,4 and 5 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 696645-93:
(8*6)+(7*9)+(6*6)+(5*6)+(4*4)+(3*5)+(2*9)+(1*3)=229
229 % 10 = 9
So 696645-93-9 is a valid CAS Registry Number.