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Acetic acid (1R,2R)-2-pentyl-cyclopropyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

256419-61-1

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256419-61-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 256419-61-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,4,1 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 256419-61:
(8*2)+(7*5)+(6*6)+(5*4)+(4*1)+(3*9)+(2*6)+(1*1)=151
151 % 10 = 1
So 256419-61-1 is a valid CAS Registry Number.

256419-61-1Downstream Products

256419-61-1Relevant articles and documents

Kinetic enzymatic resolution of cyclopropane derivatives

Pietruszka, J?rg,Wilhelm, Thorsten,Witt, Andreas

, p. 1981 - 1983 (1999)

The kinetic enzymatic resolution of cyclopropane acetates was systematically investigated utilizing 16 different hydrolases. Best results were obtained with hydrolyses in the presence of Candida antarctica B lipase.

Kinetic Enzymatic Resolution of Cyclopropane Derivatives

Pietruszka, Joerg,Rieche, Anja C. M.,Wilhelm, Thorsten,Witt, Andreas

, p. 1273 - 1286 (2007/10/03)

The kinetic enzymatic resolution of various cyclopropane derivatives was systematically investigated. The study focused on synthetically useful cyclopropylmethanols (e.g., 18a/j or 19a/j) as well as some rarely investigated cyclopropanols (e.g., 24/25 or 27). The combination of enantioselective catalytic or diastereoselective synthesis of enantiomerically enriched compounds with enzymatic approaches ultimately led to the most convenient route to enantiomerically pure starting materials. Again, this was especially proven for the synthesis of cyclopropanols 18a/j and 19a/j. Key to the successful investigation was to rigorously establish an analytical tool for the analysis of enantiomeric composition of reaction mixtures.

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