476454-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 476454-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,6,4,5 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 476454-89:
(8*4)+(7*7)+(6*6)+(5*4)+(4*5)+(3*4)+(2*8)+(1*9)=194
194 % 10 = 4
So 476454-89-4 is a valid CAS Registry Number.