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isopropyl 2-cyclohexyl-1-{[(4-methoxybenzyl)amino]carbonyl}-5-methyl-3-oxoisoindoline-4-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1256358-20-9

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1256358-20-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1256358-20-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,3,5 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1256358-20:
(9*1)+(8*2)+(7*5)+(6*6)+(5*3)+(4*5)+(3*8)+(2*2)+(1*0)=159
159 % 10 = 9
So 1256358-20-9 is a valid CAS Registry Number.

1256358-20-9Upstream product

1256358-20-9Downstream Products

1256358-20-9Relevant academic research and scientific papers

Thiophene-containing products of the Ugi reaction in an oxidation-triggered IMDA/aromatization cascade: A simple access to 3-oxoisoindolines

Krasavin, Mikhail,Parchinsky, Vadislav

, p. 5657 - 5661 (2010)

A novel approach to skeletally diverse 3-oxoisoindolines has been developed which includes preparation of Ugi adducts containing thiophene and fumaric acid residues. When treated with excess m-CPBA at room temperature, these precursors undergo a simple oxidative cycloaddition/aromatization transformation and the corresponding 3-oxoisoindoline products are isolated in fair chemical yield over two steps. The second step is thought to include S-oxidation/IMDA/S-oxidation/ SO2 extrusion/aromatization events.

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