5-(p-Acetylaminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone

Base Information

• Chemical Name: 5-(p-Acetylaminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone
• CAS No.: 117903-08-9
• Molecular Formula: C13H15 N3 O2
• Molecular Weight: 245.2771
• DSSTox Substance ID: DTXSID80922574
• Mol file: 117903-08-9.mol

Synonyms:117903-08-9;5-(p-Acetylaminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone;Acetamide, N-(4-(1,4,5,6-tetrahydro-3-methyl-6-oxo-4-pyridazinyl)phenyl)-;N-(4-(1,4,5,6-Tetrahydro-3-methyl-6-oxo-4-pyridazinyl)phenyl)acetamide;N-(4-(3-Methyl-6-oxo-1,4,5,6-tetrahydropyridazin-4-yl)phenyl)acetamide;DTXSID80922574;N-[4-(6-Hydroxy-3-methyl-4,5-dihydropyridazin-4-yl)phenyl]ethanimidic acid

Chemical Property of 5-(p-Acetylaminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Density: 1.27g/cm³
• XLogP3: 0.1
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 2
• Exact Mass: 245.116426730
• Heavy Atom Count: 18
• Complexity: 370

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=NNC(=O)CC1C2=CC=C(C=C2)NC(=O)C

Technology Process of 5-(p-Acetylaminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone

There total 6 articles about 5-(p-Acetylaminophenyl)-6-methyl-4,5-dihydro-3(2H)-pyridazinone 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:

(2-oxo-1-phenyl-propyl)-malonic acid diethyl ester (93159-92-3) → 5-p.acetylaminophenyl-6-methyl-4,5-dihydro-3(2H)-pyridazinone (117903-08-9)

Guidance literature:

Multi-step reaction with 6 steps

1: 66 percent / fuming nitric acid / 1.5 h / below 5 deg C

2: 75 percent / 48percent HBr / acetic acid / 6 h / Heating

3: 88.3 percent / conc. sulforic acid / 2 h / Heating

4: 88.6 percent / hydrogen / 5percent Pd/C / ethanol / 2280 Torr / Ambient temperature

5: 73.6 percent / 0.25 h

6: 66 percent / hydrazine hydrate / acetic acid; H₂O / 1.5 h / Heating

With sulforic acid; hydrogen bromide; hydrogen; nitric acid; hydrazine hydrate; palladium on activated charcoal; In ethanol; water; acetic acid;

Reference yield:

ethyl-2-ethoxycarbonyl-3-p.nitrophenyl-4-oxopentanoate (117903-12-5) → 5-p.acetylaminophenyl-6-methyl-4,5-dihydro-3(2H)-pyridazinone (117903-08-9)

Guidance literature:

Multi-step reaction with 5 steps

1: 75 percent / 48percent HBr / acetic acid / 6 h / Heating

2: 88.3 percent / conc. sulforic acid / 2 h / Heating

3: 88.6 percent / hydrogen / 5percent Pd/C / ethanol / 2280 Torr / Ambient temperature

4: 73.6 percent / 0.25 h

5: 66 percent / hydrazine hydrate / acetic acid; H₂O / 1.5 h / Heating

With sulforic acid; hydrogen bromide; hydrogen; hydrazine hydrate; palladium on activated charcoal; In ethanol; water; acetic acid;

Reference yield:

3-p.nitrophenyl-4-oxopentanoic acid (117903-13-6) → 5-p.acetylaminophenyl-6-methyl-4,5-dihydro-3(2H)-pyridazinone (117903-08-9)

Guidance literature:

Multi-step reaction with 4 steps

1: 88.3 percent / conc. sulforic acid / 2 h / Heating

2: 88.6 percent / hydrogen / 5percent Pd/C / ethanol / 2280 Torr / Ambient temperature

3: 73.6 percent / 0.25 h

4: 66 percent / hydrazine hydrate / acetic acid; H₂O / 1.5 h / Heating

With sulforic acid; hydrogen; hydrazine hydrate; palladium on activated charcoal; In ethanol; water; acetic acid;

upstream raw materials:

(2-oxo-1-phenyl-propyl)-malonic acid diethyl ester

ethyl-2-ethoxycarbonyl-3-p.nitrophenyl-4-oxopentanoate

3-p.aminophenyl-4-oxopentanoic acid

methyl-3-p.aminophenyl-4-oxo-pentanoate