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293301-09-4

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293301-09-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 293301-09-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,3,3,0 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 293301-09:
(8*2)+(7*9)+(6*3)+(5*3)+(4*0)+(3*1)+(2*0)+(1*9)=124
124 % 10 = 4
So 293301-09-4 is a valid CAS Registry Number.

293301-09-4Relevant articles and documents

3-(3,5-Dimethoxyphenyl)-1,6-naphthyridine-2,7-diamines and related 2-urea derivatives are potent and selective inhibitors of the FGF receptor-1 tyrosine kinase

Thompson,Connolly,Hamby,Boushelle,Hartl,Amar,Kraker,Driscoll,Steinkampf,Patmore,Vincent,Roberts,Elliott,Klohs,Leopold,Showalter,Denny

, p. 4200 - 4211 (2007/10/03)

A series of 3-aryl-1,6-naphthyridine-2,7-diamines and related 2-ureas were prepared and evaluated as inhibitors of the FGF receptor-1 tyrosine kinase. Condensation of 4,6-diaminonicotinaldehyde and substituted phenylacetonitriles gave intermediate naphthy

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