856153-11-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856153-11-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,1,5 and 3 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 856153-11:
(8*8)+(7*5)+(6*6)+(5*1)+(4*5)+(3*3)+(2*1)+(1*1)=172
172 % 10 = 2
So 856153-11-2 is a valid CAS Registry Number.