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40910-67-6

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40910-67-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40910-67-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,9,1 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 40910-67:
(7*4)+(6*0)+(5*9)+(4*1)+(3*0)+(2*6)+(1*7)=96
96 % 10 = 6
So 40910-67-6 is a valid CAS Registry Number.

40910-67-6Relevant articles and documents

MAOS of quinoxalines, conjugated pyrazolylquinoxalines and fused pyrazoloquinoxalines from L-ascorbic and D-isoascorbic acid

Ashry, El Sayed H. El,Atta, Kamal F.,Aboul-Ela, Salah,Beldi, Razika

, p. 1 - 16 (2007/10/03)

Microwave-assisted organic synthesis (MAOS) has been used to accelerate the conversion of L-ascorbic acid (1) and D-isoascorbic acid (2) to the title heterocycles by conversion to 3-(L-threo- or D-erythro-glycerol-1-yl) quinoxaline-2-carboxylic acid o-ami

Synthesis and Biological Activity of Pyrazoloquinoxaline Dimethine Cyanine Dyes

El-Maghraby, M. A.,Koraiem, A. I. M.,Khalil, Z. H.,El-Hamed, R. M. Abu

, p. 52 - 54 (2007/10/02)

New asymmetrical dimethine cyanines (VIa-f) and their bases (VIIa,b), incorporating pyrazoloquinoxaline moiety or its ethiodide, have been prepared and tested for their antibacterial and fungicidal activities.

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