1-Methyl-1H-indazol-3-amine

Base Information

• Chemical Name: 1-Methyl-1H-indazol-3-amine
• CAS No.: 60301-20-4
• Molecular Formula: C₈H₉N₃
• Molecular Weight: 147.18
• Hs Code.: 2933990090
• European Community (EC) Number: 814-603-9
• DSSTox Substance ID: DTXSID20484969
• Nikkaji Number: J3.188.280J
• Wikidata: Q82323787
• Mol file: 60301-20-4.mol

Synonyms:1-Methyl-1H-indazol-3-amine;60301-20-4;3-Amino-1-methylindazole;1-methylindazol-3-amine;3-Amino-1-methyl-1H-indazole;MFCD09054755;1H-Indazol-3-amine, 1-methyl-;PhenolRedsodiumsalt;N-methyl-3-aminoindazole;1-methyl-1H-3-indazoleamine;SCHEMBL823488;DTXSID20484969;NYLGITXFVVEBLZ-UHFFFAOYSA-N;CS-D1081;AKOS005072733;GC-0600;SY037065;AM20040817;FT-0681066;D77337;EN300-318379;A869008;J-504870;Z995075172

Chemical Property of 1-Methyl-1H-indazol-3-amine

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 85-88°
• Refractive Index: 1.667
• Boiling Point: 321.614°C at 760 mmHg
• PKA: 3.96±0.50(Predicted)
• Flash Point: 148.307°C
• PSA: 43.84000
• Density: 1.273g/cm³
• LogP: 1.73670
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature
• XLogP3: 1.2
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 147.079647300
• Heavy Atom Count: 11
• Complexity: 148

Purity/Quality:

99%, ^*data from raw suppliers

1-Methyl-1H-indazol-3-amine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CN1C2=CC=CC=C2C(=N1)N

Technology Process of 1-Methyl-1H-indazol-3-amine

There total 11 articles about 1-Methyl-1H-indazol-3-amine 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: 92.0%

2-fluorobenzonitrile (394-47-8) + methylhydrazine (60-34-4) → 3-amino-1-methyl-1H-indazole (60301-20-4)

Guidance literature:

In ethanol; regioselective reaction; Reflux;

DOI:10.1016/j.tet.2013.03.042

Reference yield: 72.0%

2-(1-Methyl-1H-indazol-3-yl)-isoindole-1,3-dione (113385-39-0) → 3-amino-1-methyl-1H-indazole (60301-20-4)

Guidance literature:

With hydrazine; In methanol; for 1h; Heating / reflux;

Reference yield: 61.0%

1-methyl-1H-indazole (13436-48-1) → 3-amino-1-methyl-1H-indazole (60301-20-4)

Guidance literature:

With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; 3,6‐di‐tert‐butyl‐9‐mesityl‐10‐phenylacridin‐10‐ium tetrafluoroborate; oxygen; ammonium carbamate; In water; 1,2-dichloro-ethane; at 23 ℃; for 24h; regioselective reaction; Irradiation;

DOI:10.1126/science.aac9895

upstream raw materials:

2-(1-Methyl-1H-indazol-3-yl)-isoindole-1,3-dione

3-aminoindazole

2-(1H-indazol-3-yl)isoindoline-1,3-dione

2-fluorobenzonitrile

Downstream raw materials:

1-methyl-1H-indazole

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