1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE

Base Information

• Chemical Name: 1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE
• CAS No.: 21487-45-6
• Molecular Formula: C16H12 N2 O
• Molecular Weight: 248.284
• Hs Code.: 2933199090
• Mol file: 21487-45-6.mol

Synonyms:Pyrazole-4-carboxaldehyde,1,3-diphenyl- (8CI); 1,3-Diphenyl-1H-pyrazole-4-carboxaldehyde;1,3-Diphenyl-4-pyrazolecarboxaldehyde

Chemical Property of 1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE

Chemical Property:

• Vapor Pressure: 5.13E-08mmHg at 25°C
• Melting Point: 142-146 °C
• Boiling Point: 442.2°Cat760mmHg
• Flash Point: 221.2°C
• PSA: 34.89000
• Density: 1.14g/cm³
• LogP: 3.35180
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C

Purity/Quality:

98%,99%, ^*data from raw suppliers

1,3-Diphenyl-1H-pyrazole-4-carbaldehyde ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38-41-37/38
• Safety Statements: 26-36/37/39-39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: 1,3-Diphenyl-4-pyrazolecarboxaldehyde is used in the?synthesis of asymmetric thiazolyl pyrazolines as a potential antioxidant and anti-Inflammatory agents.

Technology Process of 1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE

There total 35 articles about 1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 95.0%

N-(1-phenylethylidene)phenylhydrazine (583-11-9,59130-82-4) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 1,3-diphenyl-4-formylpyrazole (21487-45-6)

Guidance literature:

N,N-dimethyl-formamide; With trichlorophosphate; at 0 ℃; for 0.25h;

N-(1-phenylethylidene)phenylhydrazine; In N,N-dimethyl-formamide; at 75 ℃; for 5h; regioselective reaction;

DOI:10.1016/j.bioorg.2019.103023

Reference yield: 95.0%

acetophenone phenylhydrazone (59130-82-4) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 1,3-diphenyl-4-formylpyrazole (21487-45-6)

Guidance literature:

With trichlorophosphate; at 70 - 80 ℃; for 5h;

DOI:10.1016/S0223-5234(02)01388-0

Reference yield: 94.0%

4-formyl-1-phenyl-1H-pyrazol-3-yl trifluoromethanesulfonate (1354413-51-6) + phenylboronic acid (98-80-6) → 1,3-diphenyl-4-formylpyrazole (21487-45-6)

Guidance literature:

With potassium phosphate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium bromide; In 1,4-dioxane; for 2h; Inert atmosphere; Reflux;

DOI:10.3998/ark.5550190.0012.b01

upstream raw materials:

N-(1-phenylethylidene)phenylhydrazine

N,N-dimethyl-formamide

acetophenone phenylhydrazone

acetophenone

Downstream raw materials:

4-((1,3-diphenyl-1H-pyrazol-4-yl)methylene)-2-phenyloxazol-5-one

diethyl 4-(1,3-diphenyl-1H-pyrazole-4-yl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate

5-((1,3-diphenyl-1H-pyrazol-4-yl)methylene)pyrimidine-2,4,6(1H,3H,5H)-trione

5-(1,3-Diphenyl-1H-pyrazol-4-ylmethylene)-2-thioxo-dihydro-pyrimidine-4,6-dione

Refernces

• 1、 Bonacorso, Helio G.,Pittaluga, Everton P.,Porte, Liliane M. F.,Libero, Francieli M.,Junges, Andrizia F.,Zanatta, Nilo,Martins, Marcos A. P.. "Unexpected Metal-Free Fluorination and Oxidation at the C-4 Position of Pyrazoles Promoted by Selectfluor". . p. 2009 - 2013. Retrieved 2015.
• 2、 Baluja, Shipra,Hirapara, Asmita. "Solubility and solution thermodynamics of novel pyrazolo chalcone derivatives in various solvents from 298.15?K to 328.15?K". . p. 692 - 704. Retrieved 2019.
• 3、 Pandya, Keyur M.,Battula, Satyanarayana,Naik, Parth J.. "Pd-catalyzed post-Ugi intramolecular cyclization to the synthesis of isoquinolone-pyrazole hybrid pharmacophores & discover their antimicrobial and DFT studies". . . Retrieved 2021.
• 4、 Mohan, Brij,Modi, Krunal,Bhatia, Pankaj,Sharma,Mishra, Divya,Jain, Vinod K.,Arora, Lakhbeer Singh. "An ionic receptor for Zn2+ metal ion using synthesised bis-formylpyrazole calix[4]arene and its computational study". . p. 589 - 599. Retrieved 2018.
• 5、 Said, Awad I.,Georgiev, Nikolai I.,Bojinov, Vladimir B.. "A smart chemosensor: Discriminative multidetection and various logic operations in aqueous solution at biological pH". . . Retrieved 2019.
• 6、 Kumar, Gourav,Saroha, Bhavna,Kumar, Ramesh,Kumari, Meena,Dalal, Sunita,Kumar, Suresh. "Design, synthesis, biological evaluation, and molecular docking studies of some novel N,N-dimethylaminopropoxy-substituted aurones". . p. 297 - 308. Retrieved 2021/10/25.