1H-Pyrazole-3-carboxamide, 4-amino-1-(4-bromophenyl)-

Base Information

Chemical Name:1H-Pyrazole-3-carboxamide, 4-amino-1-(4-bromophenyl)-
CAS No.:850727-86-5
Molecular Formula:C10H9BrN4O
Molecular Weight:281.112
Hs Code.:

Synonyms:

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Chemical Property of 1H-Pyrazole-3-carboxamide, 4-amino-1-(4-bromophenyl)-

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Technology Process of 1H-Pyrazole-3-carboxamide, 4-amino-1-(4-bromophenyl)-

There total 4 articles about 1H-Pyrazole-3-carboxamide, 4-amino-1-(4-bromophenyl)- 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: 49.0%

: 1-(4-bromophenyl)-4-nitropyrazole-3-carboxamide

: 850727-86-5
4-amino-1-(4-bromophenyl)pyrazole-3-carboxamide

Guidance literature:: With iron; ammonium chloride; In methanol; water; at 75 ℃; for 5h;

Reference yield:

: (E)-ethyl 2-(2-(4-bromophenyl)hydrazono)-2-chloroacetate

: 850727-86-5
4-amino-1-(4-bromophenyl)pyrazole-3-carboxamide

Guidance literature:: Multi-step reaction with 3 steps

1: triethylamine / chloroform / 1 h / 140 °C / Sealed tube

2: ammonium hydroxide / tetrahydrofuran / 3 h / 110 °C / Sealed tube

3: iron; ammonium chloride / methanol; water / 5 h / 75 °C

With ammonium hydroxide; iron; ammonium chloride; triethylamine; In tetrahydrofuran; methanol; chloroform; water;

Reference yield:

: 106-40-1
4-bromo-aniline

: 850727-86-5
4-amino-1-(4-bromophenyl)pyrazole-3-carboxamide

Guidance literature:: Multi-step reaction with 4 steps

1.1: hydrogenchloride; sodium nitrite / water / 0.5 h / -5 - 0 °C

1.2: 2.5 h / 0 - 20 °C

2.1: triethylamine / chloroform / 1 h / 140 °C / Sealed tube

3.1: ammonium hydroxide / tetrahydrofuran / 3 h / 110 °C / Sealed tube

4.1: iron; ammonium chloride / methanol; water / 5 h / 75 °C

With hydrogenchloride; ammonium hydroxide; iron; ammonium chloride; triethylamine; sodium nitrite; In tetrahydrofuran; methanol; chloroform; water;