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1-(4-methoxybenzyl)-3-bromo-4-(4-chlorophenyl)-1H-pyrrol-2(5H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1283089-20-2

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1283089-20-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1283089-20-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,3,0,8 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1283089-20:
(9*1)+(8*2)+(7*8)+(6*3)+(5*0)+(4*8)+(3*9)+(2*2)+(1*0)=162
162 % 10 = 2
So 1283089-20-2 is a valid CAS Registry Number.

1283089-20-2Relevant academic research and scientific papers

Development of methods for the synthesis of libraries of substituted maleimides and α,β-unsaturated-γ-butyrolactams

Awuah, Emelia,Capretta, Alfredo

, p. 3122 - 3130 (2011/06/24)

Synthetic methods for the preparation of maleimide and α,β- unsaturated-γ-butyrolactam compound collections are described. These routes take advantage of Pd cross-coupling and conjugate addition/elimination reactions to permit the facile production of bisaryl-maleimides, anilinoaryl-maleimides, and bisanilino-maleimides while allowing control over the synthesis of symmetrical or nonsymmetrical derivatives. Similarly, the chemistry developed allows for the generation of bisaryl substituted α,β-unsaturated-γ-butyrolactams. The scope and limitations of the approaches are presented.

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