49678-68-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49678-68-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,6,7 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 49678-68:
(7*4)+(6*9)+(5*6)+(4*7)+(3*8)+(2*6)+(1*8)=184
184 % 10 = 4
So 49678-68-4 is a valid CAS Registry Number.