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880090-40-4

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880090-40-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 880090-40-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,0,0,9 and 0 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 880090-40:
(8*8)+(7*8)+(6*0)+(5*0)+(4*9)+(3*0)+(2*4)+(1*0)=164
164 % 10 = 4
So 880090-40-4 is a valid CAS Registry Number.

880090-40-4Relevant articles and documents

Nucleophilic replacement of the nitro group in E-2,4,6-trinitrostilbenes by O- and S-nucleophiles. Synthesis of 2-aryl-4-X-6-nitrobenzo[b]thiophenes

Sapozhnikov,Mezhnev,Dutov,Kachala,Popov,Shevelev

, p. 711 - 718 (2007/10/03)

The direction of nucleophilic substitution for the nitro group in E-2,4,6-trinitrostilbenes under the action of arene- and alkanethiols or phenols in the presence of inorganic bases was studied. Products of o-NO2 group replacement in the presen

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