3-(4-Fluorophenyl)-2-hydrazinylquinazolin-4(3H)-one

Base Information

• Chemical Name: 3-(4-Fluorophenyl)-2-hydrazinylquinazolin-4(3H)-one
• CAS No.: 66679-71-8
• Molecular Formula: C14H11FN4O
• Molecular Weight: 270.266
• DSSTox Substance ID: DTXSID50574246
• Wikidata: Q82463227

Synonyms:66679-71-8;3-(4-Fluorophenyl)-2-hydrazinylquinazolin-4(3H)-one;DTXSID50574246;3-(4-fluorophenyl)-2-hydrazinoquinazolin-4(3H)-one

Chemical Property of 3-(4-Fluorophenyl)-2-hydrazinylquinazolin-4(3H)-one

Chemical Property:

• XLogP3: 1.3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 270.09168915
• Heavy Atom Count: 20
• Complexity: 406

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C(=O)N(C(=N2)NN)C3=CC=C(C=C3)F

Technology Process of 3-(4-Fluorophenyl)-2-hydrazinylquinazolin-4(3H)-one

There total 6 articles about 3-(4-Fluorophenyl)-2-hydrazinylquinazolin-4(3H)-one 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:

4-fluoroaniline (371-40-4) → 2-hydrazino-3-(4-fluorophenyl)quinazolin-4(3H)-one (66679-71-8)

Guidance literature:

Multi-step reaction with 5 steps

1.1: sodium hydroxide / dimethyl sulfoxide; water / 20 °C

2.1: dimethyl sulfoxide; water / 5 h / Cooling

3.1: potassium carbonate / ethanol / Reflux

4.1: water; sodium hydroxide / ethanol / 2 h / Reflux

4.2: 20 °C

5.1: hydrazine / ethanol / 4 h / Reflux; Inert atmosphere

With water; potassium carbonate; sodium hydroxide; hydrazine; In ethanol; water; dimethyl sulfoxide;

DOI:10.1002/ardp.201500115

Reference yield:

N-(4-fluorophenyl)methyl dithiocarbamic acid (33692-68-1) → 2-hydrazino-3-(4-fluorophenyl)quinazolin-4(3H)-one (66679-71-8)

Guidance literature:

Multi-step reaction with 3 steps

1.1: potassium carbonate / ethanol / Reflux

2.1: water; sodium hydroxide / ethanol / 2 h / Reflux

2.2: 20 °C

3.1: hydrazine / ethanol / 4 h / Reflux; Inert atmosphere

With water; potassium carbonate; sodium hydroxide; hydrazine; In ethanol;

DOI:10.1002/ardp.201500115

Reference yield:

3‐(4‐fluorophenyl)‐2‐thioxo‐2,3‐dihydroquinazolin‐4(1H)‐one (1547-15-5) → 2-hydrazino-3-(4-fluorophenyl)quinazolin-4(3H)-one (66679-71-8)

Guidance literature:

With hydrazine; In ethanol; for 4h; Reflux; Inert atmosphere;

DOI:10.1002/ardp.201500115

upstream raw materials:

N-(4-fluorophenyl)methyl dithiocarbamic acid

3‐(4‐fluorophenyl)‐2‐thioxo‐2,3‐dihydroquinazolin‐4(1H)‐one

4-fluoroaniline

Downstream raw materials:

3-{[3-(4-Fluoro-phenyl)-4-oxo-3,4-dihydro-quinazolin-2-yl]-hydrazono}-butyric acid ethyl ester

4-(4-Fluoro-phenyl)-1-phenyl-4H-[1,2,4]triazolo[4,3-a]quinazolin-5-one

3-(4-Fluoro-phenyl)-2-(3-methyl-5-oxo-2,5-dihydro-pyrazol-1-yl)-3H-quinazolin-4-one

4-(4-fluorophenyl)-[1,2,4]triazolo[4,3-a]quinazolin-5(4H)-one

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