5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

Base Information

Chemical Name:5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile
CAS No.:1227160-49-7
Molecular Formula:C₁₈H₂₁N₅O
Molecular Weight:323.398
Hs Code.:

Synonyms:5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

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Chemical Property of 5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

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Technology Process of 5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

There total 7 articles about 5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile 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: 25.0%

: 1227160-48-6
5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carboxamide

: 1227160-49-7
5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

Guidance literature:: With trifluoroacetic anhydride; In methanol; at 20 ℃; for 1h;

Reference yield:

: 1225380-89-1
ethyl 1-[3-(tert-butoxycarbonyl)benzyl]-5-methyl-1H-pyrazole-3-carboxylate

: 1227160-49-7
5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

Guidance literature:: Multi-step reaction with 5 steps

1.1: trifluoroacetic acid / dichloromethane / 6 h / 20 °C

2.1: N,N-dimethyl-formamide; oxalyl dichloride / dichloromethane / Inert atmosphere

2.2: 16 h / 20 °C

3.1: sodium hydroxide / ethanol / 2 h / 70 °C

3.2: pH Ca_.4

4.1: N,N-dimethyl-formamide; oxalyl dichloride / dichloromethane / 1 h / 20 °C

4.2: 1 h / 0 - 20 °C

5.1: trifluoroacetic anhydride / methanol / 1 h / 20 °C

With oxalyl dichloride; N,N-dimethyl-formamide; trifluoroacetic acid; trifluoroacetic anhydride; sodium hydroxide; In methanol; ethanol; dichloromethane;

Reference yield:

: 126062-63-3
1,1-dimethylethyl 3-bromomethylbenzoate

: 1227160-49-7
5-methyl-1-{3-[(4-methylpiperazin-1-yl)carbonyl]benzyl}-1H-pyrazole-3-carbonitrile

Guidance literature:: Multi-step reaction with 6 steps

1.1: potassium tert-butylate / tetrahydrofuran / 16 h / 0 - 20 °C

2.1: trifluoroacetic acid / dichloromethane / 6 h / 20 °C

3.1: N,N-dimethyl-formamide; oxalyl dichloride / dichloromethane / Inert atmosphere

3.2: 16 h / 20 °C

4.1: sodium hydroxide / ethanol / 2 h / 70 °C

4.2: pH Ca_.4

5.1: N,N-dimethyl-formamide; oxalyl dichloride / dichloromethane / 1 h / 20 °C

5.2: 1 h / 0 - 20 °C

6.1: trifluoroacetic anhydride / methanol / 1 h / 20 °C

With oxalyl dichloride; potassium tert-butylate; N,N-dimethyl-formamide; trifluoroacetic acid; trifluoroacetic anhydride; sodium hydroxide; In tetrahydrofuran; methanol; ethanol; dichloromethane;