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340023-12-3

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340023-12-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 340023-12-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,0,2 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 340023-12:
(8*3)+(7*4)+(6*0)+(5*0)+(4*2)+(3*3)+(2*1)+(1*2)=73
73 % 10 = 3
So 340023-12-3 is a valid CAS Registry Number.

340023-12-3Relevant articles and documents

Adenosine receptor antagonists and methods of making and using the same

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Page/Page column 58, (2008/06/13)

The invention is based on the discovery that compounds of Formula I are unexpectedly highly potent and selective inhibitors of the adenosine A1receptor. Adenosine A1antagonists can be usefull in the prevention and/or treatment of numerous diseases, including cardiac and circulatory disorders, degenerative disorders of the central nervous system, respiratory disorders, and many diseases for which diuretic treatment is suitable. In one embodiment, the invention features a compound of formula I: wherein: R3is an optionally substituted bicyclic, tricylic, or pentacyclic group selected from: ?and wherein R1, R2, R6, X1, X2, and Z are as described in the specification.

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