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3-Furan-2-yl-2-[(4-nitro-phenyl)-hydrazono]-propionic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

71601-41-7

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71601-41-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71601-41-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,6,0 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 71601-41:
(7*7)+(6*1)+(5*6)+(4*0)+(3*1)+(2*4)+(1*1)=97
97 % 10 = 7
So 71601-41-7 is a valid CAS Registry Number.

71601-41-7Relevant academic research and scientific papers

Studies in Biheterocycles: Part VI - A Novel Transformation During Acid-catalyzed Indolization of Ethyl α-(Arylhydrazono)furan-2-propionates

Holla, B. Shivarama,Ambekar, Sarvottam Y.

, p. 638 - 641 (2007/10/02)

Ethyl α-(arylhydrazono)furan-2-propionates (I) when treated with ethanolic H2SO4 undergo a novel rearrangement to give cis 3--2-propen-1-ols (III) in addition to the expected 3-(2'-furyl)indoles (II).Probable mechan

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