3-(4-chlorophenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-[1]benzoxepino[5,4-c]pyrazole

Base Information

• Chemical Name: 3-(4-chlorophenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-[1]benzoxepino[5,4-c]pyrazole
• CAS No.: 124405-82-9
• Molecular Formula: C₂₅H₂₁ClN₂O
• Molecular Weight: 400.908
• Mol file: 124405-82-9.mol

Synonyms:NSC 380717

Chemical Property of 3-(4-chlorophenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-[1]benzoxepino[5,4-c]pyrazole

Chemical Property:

• Vapor Pressure: 4.82E-14mmHg at 25°C
• Boiling Point: 607.2°Cat760mmHg
• Flash Point: 321°C
• Density: 1.24g/cm³

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3-(4-chlorophenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-[1]benzoxepino[5,4-c]pyrazole

There total 5 articles about 3-(4-chlorophenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-[1]benzoxepino[5,4-c]pyrazole 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: 50.0%

C19H17ClO3 + phenylhydrazine (100-63-0) → 3-(4-Chloro-phenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene (124405-82-9)

Guidance literature:

With acetic acid; In ethanol; Heating;

Reference yield:

3,4-Dimethylphenol (95-65-8) → 3-(4-Chloro-phenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene (124405-82-9)

Guidance literature:

Multi-step reaction with 5 steps

1: 1) NaOEt / 1) 5 min, 2) reflux

2: 58 percent / PPA / Heating

3: 72 percent / 4percent ethanolic KOH

4: 2 N NaOH, 30percent H₂O₂ / ethanol / Heating

5: 50 percent / gl. acetic acid / ethanol / Heating

With potassium hydroxide; sodium hydroxide; dihydrogen peroxide; sodium ethanolate; acetic acid; In ethanol;

Reference yield:

7,8-dimethyl-3,4-dihydro<1>benzoxepin-5(2H)-one (32557-51-0) → 3-(4-Chloro-phenyl)-8,9-dimethyl-2-phenyl-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene (124405-82-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 72 percent / 4percent ethanolic KOH

2: 2 N NaOH, 30percent H₂O₂ / ethanol / Heating

3: 50 percent / gl. acetic acid / ethanol / Heating

With potassium hydroxide; sodium hydroxide; dihydrogen peroxide; acetic acid; In ethanol;

upstream raw materials:

phenylhydrazine

3,4-Dimethylphenol

7,8-dimethyl-3,4-dihydro<1>benzoxepin-5(2H)-one

4-(3,4-dimethyl-phenoxy)-butyric acid

Refernces