866049-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 866049-83-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,6,0,4 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 866049-83:
(8*8)+(7*6)+(6*6)+(5*0)+(4*4)+(3*9)+(2*8)+(1*3)=204
204 % 10 = 4
So 866049-83-4 is a valid CAS Registry Number.