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(2R,4R)-3-(2-tert-butyl-4-carboxymethyl-5-oxo-[1,3]-dioxolan-4-yl) propionic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

855990-04-4

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855990-04-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 855990-04-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,9,9 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 855990-04:
(8*8)+(7*5)+(6*5)+(5*9)+(4*9)+(3*0)+(2*0)+(1*4)=214
214 % 10 = 4
So 855990-04-4 is a valid CAS Registry Number.

855990-04-4Relevant academic research and scientific papers

A facile method for synthesis of (R)-(-)- and (S)-(+)-homocitric acid lactones and related α-hydroxy dicarboxylic acids from D- or L-malic acid

Xu, Peng-Fei,Matsumoto, Tsuyoshi,Ohki, Yasuhiro,Tatsumi, Kazuyuki

, p. 3815 - 3818 (2007/10/03)

We report here a simple and convenient route for the stereoselective synthesis of (R)-(-)- and (S)-(+)-homocitric acid lactones, which play very important roles in biochemistry. The method involves only three steps, starting from the readily available met

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