677752-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 677752-03-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,7,5 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 677752-03:
(8*6)+(7*7)+(6*7)+(5*7)+(4*5)+(3*2)+(2*0)+(1*3)=203
203 % 10 = 3
So 677752-03-3 is a valid CAS Registry Number.