6181-78-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6181-78-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,1,8 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 6181-78:
(6*6)+(5*1)+(4*8)+(3*1)+(2*7)+(1*8)=98
98 % 10 = 8
So 6181-78-8 is a valid CAS Registry Number.