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103038-68-2

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103038-68-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103038-68-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,0,3 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 103038-68:
(8*1)+(7*0)+(6*3)+(5*0)+(4*3)+(3*8)+(2*6)+(1*8)=82
82 % 10 = 2
So 103038-68-2 is a valid CAS Registry Number.

103038-68-2Relevant articles and documents

Synthesis of substituted 1,3-dimethyl-1H-quinoxalin-2-ones from aniline derivatives

Li, Xun,Wang, Donghua,Wu, Jifeng,Xu, Wenfang

, p. 2741 - 2751 (2007/10/03)

Substituted 1,3-dimethyl-1H-quinoxalin-2-ones (7) have been synthesized through the procedures of acylation, nitration, reduction, intramolecular alkylation, oxidation, and N-methylation starting from 3,4-disubstituted aniline.

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