6893-20-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6893-20-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,9 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 6893-20:
(6*6)+(5*8)+(4*9)+(3*3)+(2*2)+(1*0)=125
125 % 10 = 5
So 6893-20-5 is a valid CAS Registry Number.
InChI:InChI=1/C16H15NO2/c1-10(18)17-15-8-7-13-12-6-4-3-5-11(12)9-14(13)16(15)19-2/h3-8H,9H2,1-2H3,(H,17,18)