204527-46-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 204527-46-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,5,2 and 7 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 204527-46:
(8*2)+(7*0)+(6*4)+(5*5)+(4*2)+(3*7)+(2*4)+(1*6)=108
108 % 10 = 8
So 204527-46-8 is a valid CAS Registry Number.