693833-46-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 693833-46-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,3,8,3 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 693833-46:
(8*6)+(7*9)+(6*3)+(5*8)+(4*3)+(3*3)+(2*4)+(1*6)=204
204 % 10 = 4
So 693833-46-4 is a valid CAS Registry Number.