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1(4H)-Naphthalenone, 2,6,8-tribromo-4-[(4-butoxyphenyl)imino]-5-hydroxy- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

723243-40-1

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723243-40-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 723243-40-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,3,2,4 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 723243-40:
(8*7)+(7*2)+(6*3)+(5*2)+(4*4)+(3*3)+(2*4)+(1*0)=131
131 % 10 = 1
So 723243-40-1 is a valid CAS Registry Number.

723243-40-1Relevant academic research and scientific papers

Synthesis and spectral properties of N-aryl-5-hydroxy-1,4-naphthoquinone 4-imines

Bukhtoyarova,Ektova,Alekseev,Beregovaya

, p. 1309 - 1315 (2003)

1,5-Dihydroxynaphthalene, 2,6-dibromo-1,5-dihydroxynaphthalene, and 2,4,6,8-tetrabromo-1,5-dihydroxynaphthalene react with aromatic amines in the presence of an oxidant to afford the corresponding N-aryl-5-hydroxy-1,4- naphthoquinone 4-imines.

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