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5,6-DIPHENYL-3,4-PYRIDAZINEDICARBOXYLIC ACID is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

253144-69-3

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253144-69-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253144-69-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,1,4 and 4 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 253144-69:
(8*2)+(7*5)+(6*3)+(5*1)+(4*4)+(3*4)+(2*6)+(1*9)=123
123 % 10 = 3
So 253144-69-3 is a valid CAS Registry Number.

253144-69-3Relevant academic research and scientific papers

Synthesis and reactions of 3,4-dicarboxy-5,6-diphenylpyridazine

Shalaby, Alyaa A.,El-Shahawi, Manal,Shams, Nabil A.,Batterjee, Suzan

, p. 4141 - 4152 (2007/10/03)

Diethyl acetylenedicarboxylate 2 reacted with benzilmonohydrazone 1 to form 3,4-dicarboxycarbonyl-5,6-diphenylpyridazine 3, which upon alkaline hydrolysis gave the corresponding dicarboxylic acid 4. Decarboxylation of 4 gave 3,4-diphenylpyridazine 7. On t

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