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2,4-Thiophenedicarboxylic acid, 3-methyl-5-(phenylamino)-, diethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

53002-51-0

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53002-51-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53002-51-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,0,0 and 2 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 53002-51:
(7*5)+(6*3)+(5*0)+(4*0)+(3*2)+(2*5)+(1*1)=70
70 % 10 = 0
So 53002-51-0 is a valid CAS Registry Number.

53002-51-0Relevant academic research and scientific papers

Preparation of thieno[2,3-b]pyrroles starting from ketene-N,S-acetals

Sommen, Geoffroy,Comel, Alain,Kirsch, Gilbert

, p. 1557 - 1564 (2007/10/03)

Thieno[2,3-b]pyrroles 4 can easily be synthesised in two different ways by using phenyl isothiocyanate and activated methylene compounds. The priority of the formation of the thiophene or pyrrole ring is investigated.

An improved method for the synthesis of aminothiophenes precursors of thieno[2,3-b]pyrrole

Sommen, Geoffroy,Comel, Alain,Kirsch, Gilbert

, p. 257 - 259 (2007/10/03)

Thiophenes 2 can easily be synthesized in two steps by using phenyl isothiocyanate and activated methylene compounds.

An easy access to variously substituted thieno[2,3-b]pyrroles by using isothiocyanates

Sommen,Comel,Kirsch

, p. 1731 - 1734 (2007/10/03)

Thieno[2,3-b]pyrroles 2 can easily be synthesised in two steps by using isothiocyanates and activated methylene compounds.

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