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1,3,7,9-Nonanetetracarboxylic acid, 5-oxo-, tetrakis(phenylmethyl) ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

263393-90-4

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263393-90-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 263393-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,3,9 and 3 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 263393-90:
(8*2)+(7*6)+(6*3)+(5*3)+(4*9)+(3*3)+(2*9)+(1*0)=154
154 % 10 = 4
So 263393-90-4 is a valid CAS Registry Number.

263393-90-4Downstream Products

263393-90-4Relevant academic research and scientific papers

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