686278-43-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 686278-43-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,6,2,7 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 686278-43:
(8*6)+(7*8)+(6*6)+(5*2)+(4*7)+(3*8)+(2*4)+(1*3)=213
213 % 10 = 3
So 686278-43-3 is a valid CAS Registry Number.