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C13H9ClN2O4 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

402605-84-9

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402605-84-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 402605-84-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,2,6,0 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 402605-84:
(8*4)+(7*0)+(6*2)+(5*6)+(4*0)+(3*5)+(2*8)+(1*4)=109
109 % 10 = 9
So 402605-84-9 is a valid CAS Registry Number.

402605-84-9Relevant academic research and scientific papers

A microwave assisted synthesis of benzoxazoles from carboxylic acids

Nieddu, Giammario,Giacomelli, Giampaolo

, p. 791 - 795 (2013/07/25)

A series of various poly-substituted benzoxazoles were synthesized starting from readily available carboxylic acids. The method is based on TCT (cyanuric chloride)/microwave acid activation and it is characterized by mild conditions, allowing for a wide range of starting materials and functionalization of final products.

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