4-BROMO-1-PROPYL-1H-PYRAZOLE

Base Information

• Chemical Name: 4-BROMO-1-PROPYL-1H-PYRAZOLE
• CAS No.: 141302-33-2
• Molecular Formula: C6H9BrN2
• Molecular Weight: 189.055
• Hs Code.: 2933199090
• Mol file: 141302-33-2.mol

Synonyms:4-bromo-1-propylpyrazole;

Chemical Property of 4-BROMO-1-PROPYL-1H-PYRAZOLE

Chemical Property:

• PSA: 17.82000
• LogP: 2.05560

Purity/Quality:

99%, ^*data from raw suppliers

4-Bromo-1-propyl-1H-pyrazole ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-BROMO-1-PROPYL-1H-PYRAZOLE

There total 3 articles about 4-BROMO-1-PROPYL-1H-PYRAZOLE 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: 87.0%

4-bromo-1H-pyrazole (2075-45-8) + propyl bromide (106-94-5) → 4-bromo-1-propyl-1H-pyrazole (141302-33-2)

Guidance literature:

With potassium hydroxide; In ethanol; at 80 ℃; for 12h;

DOI:10.1016/j.bmcl.2014.12.026

Reference yield: 86.0%

4-bromo-1H-pyrazole (2075-45-8) + 1-iodo-propane (107-08-4) → 4-bromo-1-propyl-1H-pyrazole (141302-33-2)

Guidance literature:

4-bromo-1H-pyrazole; With sodium hydride; In tetrahydrofuran; mineral oil; at 0 - 20 ℃; for 1.25h; Inert atmosphere;

1-iodo-propane; In tetrahydrofuran; mineral oil; at 0 - 20 ℃; for 12h;

Reference yield:

1-propyl-1H-pyrazole (32500-67-7) → 4-bromo-1-propyl-1H-pyrazole (141302-33-2)

Guidance literature:

With N-Bromosuccinimide; In tetrachloromethane;

DOI:10.1021/ic301149e

upstream raw materials:

4-bromo-1H-pyrazole

propyl bromide

1-propyl-1H-pyrazole

1-iodo-propane

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