74440-56-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74440-56-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,4 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 74440-56:
(7*7)+(6*4)+(5*4)+(4*4)+(3*0)+(2*5)+(1*6)=125
125 % 10 = 5
So 74440-56-5 is a valid CAS Registry Number.
74440-56-5Relevant academic research and scientific papers
Biologically active Mannich bases derived from nitroxoline.
Movrin,Maysinger,Marok
, p. 458 - 460 (2007/10/02)
A series of compounds with various basic side chains were derived from 5-nitro-8-hydroxyquinoline (nitroxoline). Aminomethylation of nitroxoline led exclusively to the formation of o-substituted phenolic Mannich bases. Depending on the kind of the primary