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1,2-Benzenediamine, 4-(2-aminophenoxy)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

677729-43-0

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677729-43-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 677729-43-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,7,2 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 677729-43:
(8*6)+(7*7)+(6*7)+(5*7)+(4*2)+(3*9)+(2*4)+(1*3)=220
220 % 10 = 0
So 677729-43-0 is a valid CAS Registry Number.

677729-43-0Downstream Products

677729-43-0Relevant academic research and scientific papers

Synthesis of 3,4,4′- and 2′,3,4-triaminodiphenyl ethers

Pilyugin,Mikhailyuk,Kiseleva,Kuznetsova,Chikisheva,Kosareva

, p. 1105 - 1109 (2003)

Procedures were developed for preparing 3,4,4′- and 2′,3,4-triaminodiphenyl ethers by the reaction of 4-acetylaminophenol with, respectively, 4-nitro- or 2-nitrochlorobenzene, followed by nitration of the resulting 4-acetylamino-4′- or -2′-nitrodiphenyl ether, hydrolysis of the product, 4-acetylamino-3,4′- or -2′,3- dinitrodiphenyl ether, and reduction of 4-amino-3,4′- or -2′-3-dinitrodiphenyl ether.

Synthesis of methyl 5(6)-(4-aminophenoxy)-and 5(6)-(2-aminophenoxy)-2- benzimidazolyl carbamates and their biological properties

Pilyugin,Mikhailyuk,Kosareva,Chikisheva,Kiseleva,Kuznetsova,Vorobyeva,Klimakova

, p. 1154 - 1160 (2007/10/03)

A procedure was developed for preparation of methyl 5(6)-(4-aminophenoxy)- and 5(6)-(2-aminophenoxy)-2-benzimidazolyl carbamates by reaction of 3,4,4′-triaminodiphenyl or 3,4,2′-triaminodiphenyl ethers respectively with methyl cyanocarbamate in water solution in the presence of 7-10 molar excess of acetic acid. The helminthicidal properties, embryotoxicity, and overall toxicity of compounds obtained were estimated.

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