845648-42-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 845648-42-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,5,6,4 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 845648-42:
(8*8)+(7*4)+(6*5)+(5*6)+(4*4)+(3*8)+(2*4)+(1*2)=202
202 % 10 = 2
So 845648-42-2 is a valid CAS Registry Number.