78328-47-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78328-47-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,3,2 and 8 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 78328-47:
(7*7)+(6*8)+(5*3)+(4*2)+(3*8)+(2*4)+(1*7)=159
159 % 10 = 9
So 78328-47-9 is a valid CAS Registry Number.