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(Z)-4-[1-(2-Methoxycarbonyl-phenylamino)-meth-(Z)-ylidene]-pent-2-enedioic acid 5-methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

89537-99-5

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89537-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89537-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,5,3 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 89537-99:
(7*8)+(6*9)+(5*5)+(4*3)+(3*7)+(2*9)+(1*9)=195
195 % 10 = 5
So 89537-99-5 is a valid CAS Registry Number.

89537-99-5Downstream Products

89537-99-5Relevant academic research and scientific papers

279. Chemie der Cumalinsaeurederivate. I. Synthese und Diels-Alder-Reactionen von 1-Arylamino-2-methoxycarbonylbutadienen

Kvita, Vratislav,Sauter, Hanspeter,Rihs, Grete

, p. 2769 - 2777 (1983)

The nucleophilic attack of substituted anilines at position 6 of methyl coumalate (1) opens the α-pyrone ring to form 4-arylamino-3-(methoxycarbonyl)butadien-1-carboxylic acid 2 (Scheme 1).The latter are easily decarboxylated at room temperature in polar

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