185429-84-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 185429-84-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,4,2 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 185429-84:
(8*1)+(7*8)+(6*5)+(5*4)+(4*2)+(3*9)+(2*8)+(1*4)=169
169 % 10 = 9
So 185429-84-9 is a valid CAS Registry Number.