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158224-90-9

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158224-90-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 158224-90-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,2,2 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 158224-90:
(8*1)+(7*5)+(6*8)+(5*2)+(4*2)+(3*4)+(2*9)+(1*0)=139
139 % 10 = 9
So 158224-90-9 is a valid CAS Registry Number.

158224-90-9Relevant articles and documents

Structure-activity relationships of 1,2,4-triazolo[1,5-a]quinoxalines and their 1-deaza analogues imidazo[1,2-a]quinoxalines at the benzodiazepine receptor

Catarzi,Cecchi,Colotta,Melani,Filacchioni,Martini,Giusti,Lucacchini

, p. 2846 - 2850 (2007/10/02)

The synthesis, BZR binding activity, and GABA ratio of some 1,2,4- triazolo[1,5-a]quinoxalines and imidazo[1,2-a]quinoxalines are reported. Both series of compounds displayed similar affinities while their efficacies were different. The structure-activity

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