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40034-49-9

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40034-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40034-49-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,0,3 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 40034-49:
(7*4)+(6*0)+(5*0)+(4*3)+(3*4)+(2*4)+(1*9)=69
69 % 10 = 9
So 40034-49-9 is a valid CAS Registry Number.
InChI:InChI=1/C19H18N2O3/c1-4-24-19(23)16-10-20-17-9-13(5-6-15(17)18(16)22)14-7-11(2)21-12(3)8-14/h5-10H,4H2,1-3H3,(H,20,22)

40034-49-9Relevant articles and documents

1-Ethyl-1,4-dihydro-4-oxo-7-(pyridinyl)-3-quinolinecarboxylic acids. II. Synthesis

Carabateas,Brundage,Gelotte,et al.

, p. 1857 - 1863 (2007/10/02)

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