223448-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223448-68-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,4,4 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 223448-68:
(8*2)+(7*2)+(6*3)+(5*4)+(4*4)+(3*8)+(2*6)+(1*8)=128
128 % 10 = 8
So 223448-68-8 is a valid CAS Registry Number.
InChI:InChI=1/C10H12N2O2/c13-10(14)8-4-3-7-12(8)9-5-1-2-6-11-9/h1-2,5-6,8H,3-4,7H2,(H,13,14)/t8-/m0/s1