443992-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 443992-75-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,9,9 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 443992-75:
(8*4)+(7*4)+(6*3)+(5*9)+(4*9)+(3*2)+(2*7)+(1*5)=184
184 % 10 = 4
So 443992-75-4 is a valid CAS Registry Number.