C₂₈H₁₉BrN₂O₃

Base Information

• Chemical Name: C₂₈H₁₉BrN₂O₃
• CAS No.: 21317-43-1
• Molecular Formula: C₂₈H₁₉BrN₂O₃
• Molecular Weight: 511.374
• Mol file: 21317-43-1.mol

Synonyms:

Chemical Property of C₂₈H₁₉BrN₂O₃

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₂₈H₁₉BrN₂O₃

There total 7 articles about C₂₈H₁₉BrN₂O₃ 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-bromo-aniline (106-40-1) → C28H19BrN2O3 (21317-43-1) + benzoic acid-[(1-benzoyl-2-oxo-2-phenyl-ethylidene)-(4-bromo-phenyl)-hydrazide] (21317-42-0)

Guidance literature:

Multi-step reaction with 3 steps

1.1: sodium nitrite; sodium acetate; tetrafluoroboric acid / water

2.1: potassium carbonate / ethyl acetate / 0.5 h / Heating

2.2: 1 h / 5 °C

3.1: Heating

With tetrafluoroboric acid; sodium acetate; potassium carbonate; sodium nitrite; In water; ethyl acetate;

DOI:10.5562/cca2127

Reference yield:

benzalacetophenone (94-41-7) → C28H19BrN2O3 (21317-43-1) + benzoic acid-[(1-benzoyl-2-oxo-2-phenyl-ethylidene)-(4-bromo-phenyl)-hydrazide] (21317-42-0)

Guidance literature:

Multi-step reaction with 5 steps

1.1: bromine / tetrachloromethane / Cooling with ice

2.1: sodium methylate / methanol / 1 h / Reflux

3.1: sodium hydroxide / methanol / 0.08 h / Heating

3.2: Heating

4.1: potassium carbonate / ethyl acetate / 0.5 h / Heating

4.2: 1 h / 5 °C

5.1: Heating

With bromine; sodium methylate; potassium carbonate; sodium hydroxide; In methanol; tetrachloromethane; ethyl acetate;

DOI:10.5562/cca2127

Reference yield:

2,3-dibromo-1,3-diphenylpropane-1-one (611-91-6) → C28H19BrN2O3 (21317-43-1) + benzoic acid-[(1-benzoyl-2-oxo-2-phenyl-ethylidene)-(4-bromo-phenyl)-hydrazide] (21317-42-0)

Guidance literature:

Multi-step reaction with 4 steps

1.1: sodium methylate / methanol / 1 h / Reflux

2.1: sodium hydroxide / methanol / 0.08 h / Heating

2.2: Heating

3.1: potassium carbonate / ethyl acetate / 0.5 h / Heating

3.2: 1 h / 5 °C

4.1: Heating

With sodium methylate; potassium carbonate; sodium hydroxide; In methanol; ethyl acetate;

DOI:10.5562/cca2127

upstream raw materials:

4-bromo-aniline

benzalacetophenone

2,3-dibromo-1,3-diphenylpropane-1-one

1,3-diphenylpropanedione