1-Methyl-1H-indazole-3-ol

Base Information

• Chemical Name: 1-Methyl-1H-indazole-3-ol
• CAS No.: 1006-19-5
• Molecular Formula: C8H8 N2 O
• Molecular Weight: 0
• Hs Code.: 2933990090
• Mol file: 1006-19-5.mol

Synonyms:1H-Indazol-3-ol,1-methyl- (8CI); 3-Indazolinone, 1-methyl- (7CI);1-Methyl-3-hydroxy-1H-indazole; 1-Methyl-3-indazolinone;1-Methylindazolidin-3-one; 3-Hydroxy-1-methyl-1H-indazole; NSC 512755

Chemical Property of 1-Methyl-1H-indazole-3-ol

Chemical Property:

• Vapor Pressure: 0.000333mmHg at 25°C
• Boiling Point: 310.2°C at 760 mmHg
• Flash Point: 141.4°C
• PSA: 37.79000
• Density: 1.213g/cm³
• LogP: 0.86660
• Storage Temp.: Inert atmosphere,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

1-Methyl-1H-indazol-3(2H)-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1-Methyl-1H-indazole-3-ol

There total 38 articles about 1-Methyl-1H-indazole-3-ol 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: 79.0%

phenyl 2-methyl-2-phenylhydrazine-1-carboxylate → 1-methyl-1,2-dihydro-3H-indazol-3-one (1006-19-5)

Guidance literature:

at 180 ℃; for 3h; Temperature; Sealed tube; Microwave irradiation;

DOI:10.1021/acs.joc.7b01607

Reference yield: 75.0%

3-ethanoyloxy-1-methylindazole (94268-46-9) → 1-methyl-1,2-dihydro-3H-indazol-3-one (1006-19-5)

Guidance literature:

With water; In ethanol; for 1h; Heating;

Reference yield: 72.0%

1,1-dimethyl-1H-indazol-3-ylio oxide (150929-31-0) → 1-methyl-1,2-dihydro-3H-indazol-3-one (1006-19-5)

Guidance literature:

With hydrogenchloride; Heating;

upstream raw materials:

methyl(phenyl)carbamoyl azide

1-Methyl-1-phenylhydrazine

urea

1-benzoyl-2-methylhydrazine

Downstream raw materials:

2-Benzyl-1-methyl-1,2-dihydro-indazol-3-one

3-ethanoyloxy-1-methylindazole

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