696641-84-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 696641-84-6 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 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 696641-84:
(8*6)+(7*9)+(6*6)+(5*6)+(4*4)+(3*1)+(2*8)+(1*4)=216
216 % 10 = 6
So 696641-84-6 is a valid CAS Registry Number.