677024-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 677024-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,0,2 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 677024-89:
(8*6)+(7*7)+(6*7)+(5*0)+(4*2)+(3*4)+(2*8)+(1*9)=184
184 % 10 = 4
So 677024-89-4 is a valid CAS Registry Number.