658073-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 658073-63-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,8,0,7 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 658073-63:
(8*6)+(7*5)+(6*8)+(5*0)+(4*7)+(3*3)+(2*6)+(1*3)=183
183 % 10 = 3
So 658073-63-3 is a valid CAS Registry Number.