300395-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 300395-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,0,3,9 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 300395-49:
(8*3)+(7*0)+(6*0)+(5*3)+(4*9)+(3*5)+(2*4)+(1*9)=107
107 % 10 = 7
So 300395-49-7 is a valid CAS Registry Number.