84669-55-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84669-55-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,6,6 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 84669-55:
(7*8)+(6*4)+(5*6)+(4*6)+(3*9)+(2*5)+(1*5)=176
176 % 10 = 6
So 84669-55-6 is a valid CAS Registry Number.