694441-42-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 694441-42-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,4,4,4 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 694441-42:
(8*6)+(7*9)+(6*4)+(5*4)+(4*4)+(3*1)+(2*4)+(1*2)=184
184 % 10 = 4
So 694441-42-4 is a valid CAS Registry Number.