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N-{(S)-2,3-Dihydroxy-1-[(4-methyl-3-oxo-3,4-dihydro-quinoxalin-2-yl)-(phenyl-hydrazono)-methyl]-propyl}-acetamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142940-63-4

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142940-63-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142940-63-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,9,4 and 0 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 142940-63:
(8*1)+(7*4)+(6*2)+(5*9)+(4*4)+(3*0)+(2*6)+(1*3)=124
124 % 10 = 4
So 142940-63-4 is a valid CAS Registry Number.

142940-63-4Relevant academic research and scientific papers

Addition and cyclisation reactions of sugar phenylhydrazone derivatives via a 1,4-elimination process: preparation of 3-(2-acetamido-1-phenylhydrazonobutyl)-2(1H)-quinoxalinone and 3-(1-acetamidopropyl)-pyrazolquinoxaline (flavazole) derivatives

Somogyi, Laszlo

, p. 89 - 102 (2007/10/02)

Acetylation of 3-(L-threo-2,3,4-trihydroxy-1-phenylhydrazonobutyl)-2(1H)-quinoxalinone derivatives (1a and 1c) and of the D-erythro diastereomers (1b and 1d), prepared from L-ascorbic acid and D-isoascorbic acid, respectively, and then treatment of the pr

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