674323-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 674323-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,4,3,2 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 674323-18:
(8*6)+(7*7)+(6*4)+(5*3)+(4*2)+(3*3)+(2*1)+(1*8)=163
163 % 10 = 3
So 674323-18-3 is a valid CAS Registry Number.