869949-51-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869949-51-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,9,4 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 869949-51:
(8*8)+(7*6)+(6*9)+(5*9)+(4*4)+(3*9)+(2*5)+(1*1)=259
259 % 10 = 9
So 869949-51-9 is a valid CAS Registry Number.