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4-(4-Chloro-phenyl)-3-[(4-chloro-phenyl)-hydrazono]-2,4-dioxo-butyric acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

362623-40-3

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362623-40-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 362623-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,6,2,6,2 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 362623-40:
(8*3)+(7*6)+(6*2)+(5*6)+(4*2)+(3*3)+(2*4)+(1*0)=133
133 % 10 = 3
So 362623-40-3 is a valid CAS Registry Number.

362623-40-3Relevant academic research and scientific papers

FIVE-MEMBERED 2,3-DIOXOHETEROCYCLES. XXIII. SYNTHESIS OF 1-ARYL-3-AROYL-4,5-DIHYDRO-4,5-PYRAZOLEDIONES AND THEIR REACTION WITH WATER AND ALCOHOLS

Pimenova, E. V.,Andreichikov, Yu. S.

, p. 302 - 315 (2007/10/02)

4-Aroyl-3-arylhydrazono-2,4-dioxobutyric acids were obtained by the azo coupling of aroylpyruvic acids with arenediazonium salts. Under the influence of thionyl chloride (benzene, 78 deg C, 1.5-4h) they undergo cyclization to 1-aryl-3-aroyl-4,5-dihydro-4,

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