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(E)-3-pyrrolidinobut-2-enoic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

199660-74-7

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199660-74-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 199660-74-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,6,6 and 0 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 199660-74:
(8*1)+(7*9)+(6*9)+(5*6)+(4*6)+(3*0)+(2*7)+(1*4)=197
197 % 10 = 7
So 199660-74-7 is a valid CAS Registry Number.

199660-74-7Downstream Products

199660-74-7Relevant academic research and scientific papers

Tertiary 3-aminopropenones and 3-aminopropenoates: Their preparation, with and without Lewis acids, from secondary amines and 1,3-diketo compounds

Vohra, Ramandeep Kaur,Renaud, Jean-Luc,Bruneau, Christian

, p. 731 - 738 (2007)

A direct method for the preparation of tertiary 3-aminopropenones and 3-aminopropenoates from β-diketones and β-keto esters, and secondary amines has been developed. The reaction is performed without solvent in the presence or absence of Lewis acid as catalyst, depending on the reactivity of both the amine and the diketo substrate. Georg Thieme Verlag Stuttgart.

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