306274-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 306274-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,6,2,7 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 306274-87:
(8*3)+(7*0)+(6*6)+(5*2)+(4*7)+(3*4)+(2*8)+(1*7)=133
133 % 10 = 3
So 306274-87-3 is a valid CAS Registry Number.