854435-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854435-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,4,3 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 854435-87:
(8*8)+(7*5)+(6*4)+(5*4)+(4*3)+(3*5)+(2*8)+(1*7)=193
193 % 10 = 3
So 854435-87-3 is a valid CAS Registry Number.