3,5-Dihydroxybenzhydrazide

Base Information

• Chemical Name: 3,5-Dihydroxybenzhydrazide
• CAS No.: 7732-32-3
• Molecular Formula: C7H8 N2 O3
• Molecular Weight: 168.152
• Hs Code.: 2928000090
• Mol file: 7732-32-3.mol

Synonyms:a-Resorcylic acid, hydrazide(8CI); 3,5-Dihydroxybenzoic acid hydrazide; 3,5-Dihydroxybenzoyl hydrazide

Chemical Property of 3,5-Dihydroxybenzhydrazide

Chemical Property:

• Melting Point: 257oC
• Boiling Point: °Cat760mmHg
• PKA: 8.78±0.10(Predicted)
• Flash Point: °C
• PSA: 95.58000
• Density: 1.477g/cm³
• LogP: 0.79250

Purity/Quality:

97% ^*data from raw suppliers

3,5-Dihydroxybenzohydrazide ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3,5-Dihydroxybenzhydrazide

There total 4 articles about 3,5-Dihydroxybenzhydrazide 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: 90.8%

→ 3,5-dihydroxybenzoic acid hydrazide (7732-32-3)

Guidance literature:

With hydrazine hydrate; In ethanol; for 2h; Reflux;

Reference yield: 40.0%

1-carbomethoxy-3,5-dihydroxybenzene (2150-44-9) → 3,5-dihydroxybenzoic acid hydrazide (7732-32-3)

Guidance literature:

With hydrazine hydrate; In ethanol; for 12h; Reflux;

Reference yield:

3,5-Dihydroxybenzoic acid (99-10-5) → 3,5-dihydroxybenzoic acid hydrazide (7732-32-3)

Guidance literature:

Multi-step reaction with 2 steps

1: sulfuric acid / 5 h / Reflux

2: hydrazine hydrate / ethanol / 12 h / Reflux

With hydrazine hydrate; sulfuric acid; In ethanol;

DOI:10.1039/c6ra28787e

upstream raw materials:

1-carbomethoxy-3,5-dihydroxybenzene

ethyl 3,5-dihydroxybenzoate

3,5-Dihydroxybenzoic acid

Downstream raw materials:

C₁₄H₁₂ClN₃O₃S

5-(5-amino-[1,3,4]oxadiazol-2-yl)-benzene-1,3-diol

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