78441-44-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78441-44-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,4 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 78441-44:
(7*7)+(6*8)+(5*4)+(4*4)+(3*1)+(2*4)+(1*4)=148
148 % 10 = 8
So 78441-44-8 is a valid CAS Registry Number.