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4-(4-Chloro-phenylamino)-thieno[3,2-c]pyridine-6-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109547-90-2

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109547-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109547-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,5,4 and 7 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 109547-90:
(8*1)+(7*0)+(6*9)+(5*5)+(4*4)+(3*7)+(2*9)+(1*0)=142
142 % 10 = 2
So 109547-90-2 is a valid CAS Registry Number.

109547-90-2Downstream Products

109547-90-2Relevant academic research and scientific papers

An Efficient Iminophosphorane-Mediated Synthesis of Thienopyridine, Thienopyridine and Furopyridine Derivatives

Molina, P.,Fresneda, P. M.,Hurtado, F.

, p. 45 - 48 (2007/10/02)

A number of thienopyridines 4, thienopyridines 7 and furopyridines 11 derivatives have been prepared by reaction of the appropriate iminophosphorane, available from ethyl azidoheteroarylacrylates and triphenylphosphine, with aromatic

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