304876-39-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 304876-39-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,4,8,7 and 6 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 304876-39:
(8*3)+(7*0)+(6*4)+(5*8)+(4*7)+(3*6)+(2*3)+(1*9)=149
149 % 10 = 9
So 304876-39-9 is a valid CAS Registry Number.