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(S)-3-[(2S,4S,5R)-4-Methyl-5-phenyl-3-(toluene-4-sulfonyl)-oxazolidin-2-yl]-butyric acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

138847-47-9

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138847-47-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138847-47-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,8,4 and 7 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 138847-47:
(8*1)+(7*3)+(6*8)+(5*8)+(4*4)+(3*7)+(2*4)+(1*7)=169
169 % 10 = 9
So 138847-47-9 is a valid CAS Registry Number.

138847-47-9Downstream Products

138847-47-9Relevant academic research and scientific papers

Asymmetric hydrogenation of 3-methyl-fumaric and maleic ester monoaldehydes protected as neph-derived oxazolidines

Bernardi, Anna,Carugo, Oliviero,Pasquarello, Alessandra,Sidjimov, Atanas,Poli, Giovanni

, p. 7357 - 7362 (2007/10/02)

The hydrogenation of 3-methyl-fumaric and maleic ester mono aldehydes protected as oxazolidines of nor-ephedrine (NEPH) derivation has been studied. This transformation takes place with moderate to good π-face stereodifferentiation and allows the preparat

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