N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide

Base Information

• Chemical Name: N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide
• CAS No.: 1607441-22-4
• Molecular Formula: C₂₃H₃₂N₄O₂SSi
• Molecular Weight: 456.684
• Mol file: 1607441-22-4.mol

Synonyms:N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide

Chemical Property of N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide

There total 6 articles about N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide 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:

3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxylic acid (1607441-21-3) + tert-butylamine (75-64-9) → N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide (1607441-22-4)

Guidance literature:

With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In N,N-dimethyl-formamide; at 20 ℃; for 16h;

Reference yield:

ethyl 3-(4-phenylthiazol-2-yl)-1H-pyrazole-4-carboxylate (1607440-66-3) → N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide (1607441-22-4)

Guidance literature:

Multi-step reaction with 3 steps

1.1: sodium hydride / tetrahydrofuran / 0.25 h / 0 °C

1.2: 16 h / 20 °C

2.1: sodium hydroxide; water / tetrahydrofuran / 16 h / 20 °C

3.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 16 h / 20 °C

With water; sodium hydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium hydroxide; In tetrahydrofuran; N,N-dimethyl-formamide;

Reference yield:

ethyl 4-phenyl-1,3-thiazole-2-carboxylate (31877-30-2) → N-tert-butyl-3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide (1607441-22-4)

Guidance literature:

Multi-step reaction with 6 steps

1.1: lithium hexamethyldisilazane / tetrahydrofuran; toluene / 0.5 h / -50 °C

2.1: ethanol / 15 h / 80 °C

3.1: hydrazine hydrate / ethanol / 0.25 h

4.1: sodium hydride / tetrahydrofuran / 0.25 h / 0 °C

4.2: 16 h / 20 °C

5.1: sodium hydroxide; water / tetrahydrofuran / 16 h / 20 °C

6.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 16 h / 20 °C

With hydrazine hydrate; water; sodium hydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium hydroxide; lithium hexamethyldisilazane; In tetrahydrofuran; ethanol; N,N-dimethyl-formamide; toluene;

upstream raw materials:

3-(4-phenylthiazol-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxylic acid

tert-butylamine

ethyl 4-phenyl-1,3-thiazole-2-carboxylate

ethyl 3-(4-phenylthiazol-2-yl)-1H-pyrazole-4-carboxylate

Downstream raw materials:

N-tert-butyl-3-(4-phenythiazol-2-yl)-1H-pyrazole-4-carboxamide

3-(4-phenylthiazol-2-yl)-N-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole-4-carboxamide

3-(4-phenylthiazol-2-yl)-N-(tetrahydro-2H-pyran-4-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazole-4-carboxamide