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[(S)-3-Methyl-1-(2-oxo-acetyl)-butyl]-carbamic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

269079-94-9

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269079-94-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 269079-94-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,9,0,7 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 269079-94:
(8*2)+(7*6)+(6*9)+(5*0)+(4*7)+(3*9)+(2*9)+(1*4)=189
189 % 10 = 9
So 269079-94-9 is a valid CAS Registry Number.

269079-94-9Relevant academic research and scientific papers

Synthesis of amino acid-derived imidazoles from enantiopure N-protected α-amino glyoxals

Groarke, Michelle,McKervey, M. Anthony,Nieuwenhuyzen, Mark

, p. 1275 - 1278 (2007/10/03)

A range of novel imidazoles, including three histidine derivatives, with chiral side chains derived from amino acids and dipeptides have been synthesised from N-Cbz-protected α-amino glyoxals. (C) 2000 Elsevier Science Ltd.

Enantiopure N-protected α-amino glyoxals 1. Synthesis from α-amino acids and some condensation reactions with amines

Darkins, Paul,Groarke, Michelle,McKervey, M. Anthony,Moncrieff, Hazel M.,McCarthy, Noreen,Nieuwenhuyzen, Mark

, p. 381 - 389 (2007/10/03)

A series of N-protected α-ammo diazoketones has been prepared from L-amino acids and dipeptides and used as precursors in the synthesis of novel N-protected α-amino glyoxals via oxidation with distilled dimethyldioxirane (DMD) in acetone. The glyoxals have been converted, without purification, into enantiopure imines, pyrazines, quinoxalines, and pyrido[2,3-b]pyrazines via condensation with the appropriate amine or diamine. The molecular structure of the pyrido[2,3-b]pyrazine derived from N-Cbz-L-phenylalanine has been determined by X-ray analysis.

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