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1H-Indole-1-carboxylic acid, 3-cyano-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139334-66-0

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139334-66-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139334-66-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,3,3 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 139334-66:
(8*1)+(7*3)+(6*9)+(5*3)+(4*3)+(3*4)+(2*6)+(1*6)=140
140 % 10 = 0
So 139334-66-0 is a valid CAS Registry Number.

139334-66-0Downstream Products

139334-66-0Relevant academic research and scientific papers

Study of the reactions of four indolic 1-azadienes with a few enoic, ynoic, and azo dienophiles

Chakrabarty, Manas,Sarkar, Sandipan,Khasnobis, Shampa,Harigaya, Yoshihiro,Sato, Noriko,Arima, Shiho

, p. 2295 - 2306 (2002)

Four indolic 1-azadienes (1a-c, 2) underwent Diels-Alder reaction, dienophile-catalysed addition-elimination reaction, Michael reaction or hydrolysis with three enoic, two ynoic and one azo dienophiles, leading to a γ-carboline, various 3-cyanoindoles, 3-formylindole and several nitrones.

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