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116525-59-8

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116525-59-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 116525-59-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,5,2 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 116525-59:
(8*1)+(7*1)+(6*6)+(5*5)+(4*2)+(3*5)+(2*5)+(1*9)=118
118 % 10 = 8
So 116525-59-8 is a valid CAS Registry Number.

116525-59-8Downstream Products

116525-59-8Relevant articles and documents

SYNTHESIS OF 6-ARYL-6H-NAPHTHOPYRANONAPHTHYRIDINES

Rajendar Reddy, Kamreddy,Mogilaiah, Kaleru,Sreenivasulu, Bathula

, p. 643 - 645 (2007/10/02)

A series of new 6-aryl-6H-naphthopyranonaphthyridines III have been synthesized by condensing 2-aminonicotinaldehyde (I) with a number of 1-hydroxy-2-naphthyl styryl ketones II in the presence of glacial acetic acid containing a catalytic amount of conc. sulphuric acid.The products have been characterized on the basis of elemental analyses and spectral data.Antibacterial acitivity of these compouds in negligible.

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