p,p'-dinitrobenzophenone tosylhydrazone

Base Information

• Chemical Name: p,p'-dinitrobenzophenone tosylhydrazone
• CAS No.: 71777-55-4
• Molecular Formula: C₂₀H₁₆N₄O₆S
• Molecular Weight: 440.436
• Mol file: 71777-55-4.mol

Synonyms:p,p'-dinitrobenzophenone tosylhydrazone

Chemical Property of p,p'-dinitrobenzophenone tosylhydrazone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of p,p'-dinitrobenzophenone tosylhydrazone

There total 3 articles about p,p'-dinitrobenzophenone tosylhydrazone 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: 88.0%

4,4'-dinitrobenzophenone (1033-26-7) + toluene-4-sulfonic acid hydrazide (1576-35-8) → p,p'-dinitrobenzophenone tosylhydrazone (71777-55-4)

Guidance literature:

In tetrahydrofuran; ethanol; for 18h; Heating;

DOI:10.1021/jo00240a018

Reference yield:

bis(4-nitrophenyl)methane (1817-74-9) → p,p'-dinitrobenzophenone tosylhydrazone (71777-55-4)

Guidance literature:

Multi-step reaction with 2 steps

1: chromium(VI) oxide; acetic acid / water / 24 h / Reflux

2: tetrahydrofuran; ethanol / 24 h / Reflux

With chromium(VI) oxide; acetic acid; In tetrahydrofuran; ethanol; water;

DOI:10.1016/j.tetlet.2011.01.116

Reference yield:

Diphenylmethane (101-81-5) → p,p'-dinitrobenzophenone tosylhydrazone (71777-55-4)

Guidance literature:

Multi-step reaction with 3 steps

1: sulfuric acid; nitric acid / 5.5 h / -40 - 20 °C

2: chromium(VI) oxide; acetic acid / water / 24 h / Reflux

3: tetrahydrofuran; ethanol / 24 h / Reflux

With chromium(VI) oxide; sulfuric acid; nitric acid; acetic acid; In tetrahydrofuran; ethanol; water;

DOI:10.1016/j.tetlet.2011.01.116

upstream raw materials:

4,4'-dinitrobenzophenone

toluene-4-sulfonic acid hydrazide

bis(4-nitrophenyl)methane

Diphenylmethane

Downstream raw materials:

p,p'-dinitrodiphenyldiazomethane

(R)-2-[Bis-(4-nitro-phenyl)-methoxy]-1-[(3aR,5R,6S,6aR)-6-(tert-butyl-diphenyl-silanyloxy)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl]-ethanol