857945-41-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857945-41-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,9,4 and 5 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 857945-41:
(8*8)+(7*5)+(6*7)+(5*9)+(4*4)+(3*5)+(2*4)+(1*1)=226
226 % 10 = 6
So 857945-41-6 is a valid CAS Registry Number.