303115-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 303115-42-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,3,1,1 and 5 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 303115-42:
(8*3)+(7*0)+(6*3)+(5*1)+(4*1)+(3*5)+(2*4)+(1*2)=76
76 % 10 = 6
So 303115-42-6 is a valid CAS Registry Number.