569657-96-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 569657-96-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,9,6,5 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 569657-96:
(8*5)+(7*6)+(6*9)+(5*6)+(4*5)+(3*7)+(2*9)+(1*6)=231
231 % 10 = 1
So 569657-96-1 is a valid CAS Registry Number.