69172-00-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69172-00-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,1,7 and 2 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 69172-00:
(7*6)+(6*9)+(5*1)+(4*7)+(3*2)+(2*0)+(1*0)=135
135 % 10 = 5
So 69172-00-5 is a valid CAS Registry Number.