AKOS B014994

Base Information

• Chemical Name: AKOS B014994
• CAS No.: 7732-44-7
• Molecular Formula: C11H10N2O2
• Molecular Weight: 202.213
• Hs Code.: 2928000090
• Mol file: 7732-44-7.mol

Synonyms:1-hydroxy-naphthalene-2-carboxylicacid hydrazide;1-Hydroxy-2-naphthoesaeure-hydrazid;1-hydroxy-2-naphthohydrazide;2-???naphthol;1-hydroxy-2-naphthoic acid hydrazide;

Chemical Property of AKOS B014994

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 75.35000
• Density: 1.352g/cm³
• LogP: 2.24010
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

1-Hydroxy-2-naphthohydrazide ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of AKOS B014994

There total 3 articles about AKOS B014994 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: 72.5%

ethyl 1-hydroxy-2-naphthoate (33950-71-9) → 1-hydroxynaphthalene-2-carbohydrazide (7732-44-7)

Guidance literature:

With hydrazine hydrate; for 8h; Reflux;

DOI:10.1021/jm8015602

Reference yield:

1-hydroxy-naphthalene-2-carboxylic acid methyl ester (948-03-8) → 1-hydroxynaphthalene-2-carbohydrazide (7732-44-7)

Guidance literature:

With ethanol; hydrazine hydrate;

Reference yield:

1-hydroxy-2-naphthoic acid (86-48-6) → 1-hydroxynaphthalene-2-carbohydrazide (7732-44-7)

Guidance literature:

Multi-step reaction with 2 steps

1: sulfuric acid / Reflux

2: hydrazine hydrate / neat (no solvent) / 120 °C / Sealed tube

With hydrazine hydrate; sulfuric acid; In neat (no solvent);

DOI:10.1016/j.ejmech.2020.112720

upstream raw materials:

1-hydroxy-naphthalene-2-carboxylic acid methyl ester

ethyl 1-hydroxy-2-naphthoate

1-hydroxy-2-naphthoic acid

Downstream raw materials:

1-hydroxy-naphthalene-2-carboxylic acid (3,5-dibromo-2,4-dihydroxy-benzylidene)-hydrazide

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