78486-57-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78486-57-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,8 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 78486-57:
(7*7)+(6*8)+(5*4)+(4*8)+(3*6)+(2*5)+(1*7)=184
184 % 10 = 4
So 78486-57-4 is a valid CAS Registry Number.