685142-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 685142-94-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,5,1,4 and 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 685142-94:
(8*6)+(7*8)+(6*5)+(5*1)+(4*4)+(3*2)+(2*9)+(1*4)=183
183 % 10 = 3
So 685142-94-3 is a valid CAS Registry Number.