1-Acetyl-4-iodo-1H-pyrazole

Base Information

• Chemical Name: 1-Acetyl-4-iodo-1H-pyrazole
• CAS No.: 98027-52-2
• Molecular Formula: C₅H₅IN₂O
• Molecular Weight: 236.012
• Hs Code.: 2933199090
• Mol file: 98027-52-2.mol

Synonyms:1H-Pyrazole,1-acetyl-4-iodo- (9CI);Pyrazole, 1-acetyl-4-iodo- (6CI);1-Acetyl-4-iodo-1H-pyrazole;

Chemical Property of 1-Acetyl-4-iodo-1H-pyrazole

Chemical Property:

• Vapor Pressure: 0.002mmHg at 25°C
• Refractive Index: 1.687
• Boiling Point: 293.594 °C at 760 mmHg
• Flash Point: 131.361 °C
• PSA: 34.89000
• Density: 2.074 g/cm³
• LogP: 1.14780

Purity/Quality:

98%,99%, ^*data from raw suppliers

1-(4-Iodo-1H-pyrazol-1-yl)ethanone ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1-Acetyl-4-iodo-1H-pyrazole

There total 1 articles about 1-Acetyl-4-iodo-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: 91.0%

4-iodopyrazole (3469-69-0) + acetyl chloride (75-36-5) → 1-(4-iodo-1H-pyrazol-1-yl)ethanone (98027-52-2)

Guidance literature:

With triethylamine; In dichloromethane; at 0 - 20 ℃;

Reference yield: 99.0%

1-(4-iodo-1H-pyrazol-1-yl)ethanone (98027-52-2) + acrylic acid methyl ester (292638-85-8,9003-21-8,96-33-3) → (E)-methyl 3-(1-acetyl-1H-pyrazol-4-yl)acrylate (866621-25-2)

Guidance literature:

With palladium diacetate; triethylamine; phosphorous acid trimethyl ester; In N,N-dimethyl-formamide; at 80 ℃; for 1h; Inert atmosphere;

DOI:10.1021/op050106k

upstream raw materials:

4-iodopyrazole

acetyl chloride

Downstream raw materials:

(E)-methyl 3-(1-acetyl-1H-pyrazol-4-yl)acrylate

Refernces

• 1、 -. "HISTONE DEACETYLASE INHIBITORS". Page/Page column 107. . Retrieved 2012/09/21.