58669-63-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58669-63-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,6,6 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 58669-63:
(7*5)+(6*8)+(5*6)+(4*6)+(3*9)+(2*6)+(1*3)=179
179 % 10 = 9
So 58669-63-9 is a valid CAS Registry Number.