864443-44-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 864443-44-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,4,4,4 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 864443-44:
(8*8)+(7*6)+(6*4)+(5*4)+(4*4)+(3*3)+(2*4)+(1*4)=187
187 % 10 = 7
So 864443-44-7 is a valid CAS Registry Number.