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2-(butylamino)-5-nitrobenzoic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

83909-52-8

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83909-52-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83909-52-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,9,0 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 83909-52:
(7*8)+(6*3)+(5*9)+(4*0)+(3*9)+(2*5)+(1*2)=158
158 % 10 = 8
So 83909-52-8 is a valid CAS Registry Number.

83909-52-8Relevant academic research and scientific papers

Metal catalyst-free amination of 2-chloro-5-nitrobenzoic acid in superheated water

Lan, Cong,Xia, Zhi-Ning,Li, Zheng-Hua,Liang, Rong-Hui

, p. 726 - 728 (2012)

A series of N-arylanthranilic acid derivatives were synthesised by amination of 2-chloro-5-nitrobenzoic acid with various arylamine in superheated water with potassium carbonate as base. Good yields were achieved within 2-3 h at 150-190 °C. The results indicated that this metal catalyst-free method is a simple, environmentally-friendly and efficient synthesis of N-phenylanthranilic acid derivatives. Furthermore, it will work with an alkylamine and phenol.

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