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2-(2-{2-[2-(Quinolin-8-yloxy)-ethoxy]-ethoxy}-ethoxy)-benzoic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74256-58-9

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74256-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74256-58-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,5 and 6 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 74256-58:
(7*7)+(6*4)+(5*2)+(4*5)+(3*6)+(2*5)+(1*8)=139
139 % 10 = 9
So 74256-58-9 is a valid CAS Registry Number.

74256-58-9Relevant academic research and scientific papers

NMR SPECTROSCOPIC BEHAVIOR OF THE COMPLEXES OF SOME POLYETHYLENE GLYCOL DERIVATIVES WITH ALKALI IONS

Hiratani, Kazuhisa,Aiba, Seiichi,Nakagawa, Tsutomu

, p. 477 - 480 (1980)

Four trietylene glycol derivatives, which have different end substituents, quinolyl and ortho-substituted phenyl groups,were synthesized in good yields.The proton NMR spectrum of these compounds and their complexes with alkali and ammonium ions was measur

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