930777-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 930777-73-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,0,7,7 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 930777-73:
(8*9)+(7*3)+(6*0)+(5*7)+(4*7)+(3*7)+(2*7)+(1*3)=194
194 % 10 = 4
So 930777-73-4 is a valid CAS Registry Number.