77584-62-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77584-62-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,8 and 4 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77584-62:
(7*7)+(6*7)+(5*5)+(4*8)+(3*4)+(2*6)+(1*2)=174
174 % 10 = 4
So 77584-62-4 is a valid CAS Registry Number.