oxalyl bis(3,4-dihydroxybenzylidene) hydrazone

Base Information

• Chemical Name: oxalyl bis(3,4-dihydroxybenzylidene) hydrazone
• CAS No.: 550299-69-9
• Molecular Formula: C₁₆H₁₄N₄O₆
• Molecular Weight: 358.31
• Mol file: 550299-69-9.mol

Synonyms:

Chemical Property of oxalyl bis(3,4-dihydroxybenzylidene) hydrazone

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

Useful:

Technology Process of oxalyl bis(3,4-dihydroxybenzylidene) hydrazone

There total 2 articles about oxalyl bis(3,4-dihydroxybenzylidene) hydrazone 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: 95.7%

→ oxalyl bis(3,4-dihydroxybenzylidene) hydrazone (550299-69-9)

Guidance literature:

With acetic acid; In ethanol; for 4h; Reflux;

Reference yield: 79.0%

oxalic acid hydrazide (996-98-5) + 3,4-dihydroxybenzaldehyde (139-85-5) → oxalyl bis(3,4-dihydroxybenzylidene) hydrazone (550299-69-9)

Guidance literature:

In ethanol; for 24h; Heating;

DOI:10.1016/j.saa.2010.05.026

Reference yield:

oxalyl bis(3,4-dihydroxybenzylidene) hydrazone (550299-69-9) + water (7732-18-5) + hafnium tetrachloride (13499-05-3) → [HfO(oxalyl bis(3,4-dihydroxybenzylidene) hydrazone(2-))(H2O)]*H2O

Guidance literature:

With NaOAc; In ethanol; water; react. metal salt and ligand in aq. EtOH under reflux for 6-8 h; ppt. was filtered, washed with hot water, hot EtOH and Et2O and dried invacuo over CaCl2; elem. anal.;

DOI:10.1016/j.saa.2010.05.026

upstream raw materials:

oxalic acid hydrazide

3,4-dihydroxybenzaldehyde