181588-85-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181588-85-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,5,8 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 181588-85:
(8*1)+(7*8)+(6*1)+(5*5)+(4*8)+(3*8)+(2*8)+(1*5)=172
172 % 10 = 2
So 181588-85-2 is a valid CAS Registry Number.