899452-84-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 899452-84-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,9,4,5 and 2 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 899452-84:
(8*8)+(7*9)+(6*9)+(5*4)+(4*5)+(3*2)+(2*8)+(1*4)=247
247 % 10 = 7
So 899452-84-7 is a valid CAS Registry Number.