6874-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6874-18-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,7 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 6874-18:
(6*6)+(5*8)+(4*7)+(3*4)+(2*1)+(1*8)=126
126 % 10 = 6
So 6874-18-6 is a valid CAS Registry Number.