307339-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 307339-94-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,7,3,3 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 307339-94:
(8*3)+(7*0)+(6*7)+(5*3)+(4*3)+(3*9)+(2*9)+(1*4)=142
142 % 10 = 2
So 307339-94-2 is a valid CAS Registry Number.