854178-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854178-69-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,1,7 and 8 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 854178-69:
(8*8)+(7*5)+(6*4)+(5*1)+(4*7)+(3*8)+(2*6)+(1*9)=201
201 % 10 = 1
So 854178-69-1 is a valid CAS Registry Number.