459783-91-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 459783-91-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,9,7,8 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 459783-91:
(8*4)+(7*5)+(6*9)+(5*7)+(4*8)+(3*3)+(2*9)+(1*1)=216
216 % 10 = 6
So 459783-91-6 is a valid CAS Registry Number.