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1-acetoxy-3-(1-ethoxy-1-phenylmethylidene)-6-nitro-2-indolinone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

263339-37-3

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263339-37-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 263339-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,3,3 and 9 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 263339-37:
(8*2)+(7*6)+(6*3)+(5*3)+(4*3)+(3*9)+(2*3)+(1*7)=143
143 % 10 = 3
So 263339-37-3 is a valid CAS Registry Number.

263339-37-3Relevant academic research and scientific papers

Substituted indolinones, their manufacture and their use as medicaments

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Page/Page column 21, (2010/02/08)

The present invention relates to substituted indolinones of general formula wherein R1to R6and X are defined as in claim 1, the isomers and the salts thereof, in particular the physiologically acceptable salts thereof which have valuable pharmacological properties, especially an inhibitory effect on various receptor-tyrosine kinases, and cycline/CDK complexes as well as on the proliferation of endothelial cells and various tumor cells, pharmaceutical compositions containing these compounds, their use and processes for preparing them.

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