857493-72-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857493-72-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,4,9 and 3 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 857493-72:
(8*8)+(7*5)+(6*7)+(5*4)+(4*9)+(3*3)+(2*7)+(1*2)=222
222 % 10 = 2
So 857493-72-2 is a valid CAS Registry Number.