dibromoacetone 2,4-dinitrophenylhydrazone

Base Information

• Chemical Name: dibromoacetone 2,4-dinitrophenylhydrazone
• CAS No.: 98590-53-5
• Molecular Formula: C₉H₈Br₂N₄O₄
• Molecular Weight: 395.995
• Mol file: 98590-53-5.mol

Synonyms:

Chemical Property of dibromoacetone 2,4-dinitrophenylhydrazone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of dibromoacetone 2,4-dinitrophenylhydrazone

There total 1 articles about dibromoacetone 2,4-dinitrophenylhydrazone 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: 100.0%

1,3-dibromoroacetone (816-39-7) + (2,4-dinitro-phenyl)-hydrazine (119-26-6) → dibromoacetone 2,4-dinitrophenylhydrazone (98590-53-5)

Guidance literature:

In ethyl acetate; for 0.5h; Heating;

DOI:10.1007/BF00863827

Reference yield: 65.0%

potassium acetate (127-08-2) + dibromoacetone 2,4-dinitrophenylhydrazone (98590-53-5) → α,α-diacetoxyacetone 2,4-dinitrophenylhydrazone (54420-10-9)

Guidance literature:

With 18-crown-6 ether; In chloroform; for 2h; Heating;

DOI:10.1007/BF00863827

Reference yield:

dibromoacetone 2,4-dinitrophenylhydrazone (98590-53-5) → N-(Dibromo-nitro-methyl)-N'-(2,4-dinitro-phenyl)-diazene N-oxide

Guidance literature:

Multi-step reaction with 5 steps

1: 65 percent / 18-crown-6 / CHCl₃ / 2 h / Heating

2: 87 percent / N₂O₄ / CH₂Cl₂ / 0.5 h / 20 °C

3: 37 percent / 88percent H₂O₂, trifluoroacetic anhydride / CH₂Cl₂ / 3 h / Heating

4: 100 percent / AcCl / methanol / 10 h / Heating

5: 1.) NaOH, 2.) Br₂ / 1.) ether, H₂O

With sodium hydroxide; 18-crown-6 ether; dihydrogen peroxide; bromine; dinitrogen tetraoxide; acetyl chloride; trifluoroacetic anhydride; In methanol; dichloromethane; chloroform;

DOI:10.1007/BF00863827

upstream raw materials:

1,3-dibromoroacetone

(2,4-dinitro-phenyl)-hydrazine

Downstream raw materials:

α,α-diacetoxyacetone 2,4-dinitrophenylhydrazone

2-(2,4-Dinitro-phenyl-NNO-azoxy)-2-nitro-propane-1,3-diol

1,3-diacetoxy-2-nitro-(2,4-dinitrophenylazo)propane

Acetic acid 3-acetoxy-2-(2,4-dinitro-phenyl-NNO-azoxy)-2-nitro-propyl ester

Refernces