168476-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 168476-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,4,7 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 168476-57:
(8*1)+(7*6)+(6*8)+(5*4)+(4*7)+(3*6)+(2*5)+(1*7)=181
181 % 10 = 1
So 168476-57-1 is a valid CAS Registry Number.