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3-(4-methoxyphenyl)-5-(4-nitrophenyl)-2-pyrazoline is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

75745-31-2

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75745-31-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75745-31-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,4 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75745-31:
(7*7)+(6*5)+(5*7)+(4*4)+(3*5)+(2*3)+(1*1)=152
152 % 10 = 2
So 75745-31-2 is a valid CAS Registry Number.

75745-31-2Relevant academic research and scientific papers

One-pot synthesis of 3,5-diphenyl-1h-pyrazoles from chalcones and hydrazine under mechanochemical ball milling

Zhang, Ze,Tan, Ya-Jun,Wang, Chun-Shan,Wu, Hao-Hao

, p. 103 - 112 (2014)

A highly efficient and environmentally friendly method has been developed for facile synthesis of 3,5-diphenyl-1H-pyrazoles under mechanochemical ball-milling conditions. The advantages of short reaction time, high efficiency, no separation of in situ generated intermediate, using cheap sodium persulfate as the oxidant, together with very simple work-up procedure, make this one-pot and solvent-free protocol a green and powerful alternative to traditional methods for the synthesis of these kinds of compounds.

Synthesis and biological activity of some novel pyrazolines

Venkataraman, Setaraman,Jain, Saras,Shah, Kamal,Upmanyu, Neeraj

, p. 361 - 366 (2011/09/13)

Chalcones were prepared from substituted acetophenones and substituted benzaldehydes and condensed with hydrazine hydrate in ethanol to get the corresponding pyrazolines (Pdc1 to Pdc 14). The compounds were synthesized and characterizes by TLC, melting po

Synthesis of Some New Pyrazolines from 4-Nitro- and 4-Chloro-4''-methoxybenzalacetophenones

Sayed, G. H.

, p. 364 - 367 (2007/10/02)

Some new pyrazolines (III,IV) have been prepared by the reaction of chalkones with hydrazines.The new pyrazolines have been converted into different derivatives.The hitherto unknown reaction of pyrazolines with phthalic anhydride has also been described.

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