443864-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 443864-69-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,8,6 and 4 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 443864-69:
(8*4)+(7*4)+(6*3)+(5*8)+(4*6)+(3*4)+(2*6)+(1*9)=175
175 % 10 = 5
So 443864-69-5 is a valid CAS Registry Number.