857174-22-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857174-22-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,1,7 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 857174-22:
(8*8)+(7*5)+(6*7)+(5*1)+(4*7)+(3*4)+(2*2)+(1*2)=192
192 % 10 = 2
So 857174-22-2 is a valid CAS Registry Number.