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5-Chloro-1,3-diphenyl-1H-indazole-4,7-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

198772-62-2

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198772-62-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 198772-62-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,7,7 and 2 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 198772-62:
(8*1)+(7*9)+(6*8)+(5*7)+(4*7)+(3*2)+(2*6)+(1*2)=202
202 % 10 = 2
So 198772-62-2 is a valid CAS Registry Number.

198772-62-2Relevant academic research and scientific papers

The first example of aza-Nenitzescu reaction. A new approach to the heterocyclic quinones synthesis

Lyubchanskaya, Valeriya M.,Alekseeva, Lyudmila M.,Granik, Vladimir G.

, p. 15005 - 15010 (2007/10/03)

The first example of aza-Nenitzescu reaction is described. The interaction of azaenamine-benzaldehyde phenylhydrazone with p-benzoquinone and chlorobenzoquinone leads to a new synthesis of 5-hydroxyindazoles and indazole quinones.

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