85835-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85835-64-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,8,3 and 5 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 85835-64:
(7*8)+(6*5)+(5*8)+(4*3)+(3*5)+(2*6)+(1*4)=169
169 % 10 = 9
So 85835-64-9 is a valid CAS Registry Number.