[2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid

Base Information

• Chemical Name: [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid
• CAS No.: 1335213-33-6
• Molecular Formula: C₂₀H₂₃ClN₂O₂
• Molecular Weight: 358.868
• Mol file: 1335213-33-6.mol

Synonyms:[2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid

Chemical Property of [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid

There total 5 articles about [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid 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: 61.0%

[2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid ethyl ester (1335213-31-4) → [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid (1335213-33-6)

Guidance literature:

[2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid ethyl ester; With water; sodium hydroxide; In methanol; at 20 ℃; for 14h; Cooling with ice;

With hydrogenchloride; In water;

Reference yield:

3-benzotriazol-1-yl-2-cyclohexyl-3-oxo-propionic acid ethyl ester (409099-31-6) → [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid (1335213-33-6)

Guidance literature:

Multi-step reaction with 3 steps

1.1: lithium diisopropyl amide / n-heptane; tetrahydrofuran; ethylbenzene / 2.42 h / -78 °C / Inert atmosphere

1.2: 14 h / 20 °C / Inert atmosphere

2.1: ethanol / 6 h / Reflux

3.1: sodium hydroxide; water / methanol / 14 h / 20 °C / Cooling with ice

With water; sodium hydroxide; lithium diisopropyl amide; In tetrahydrofuran; methanol; ethanol; n-heptane; ethylbenzene;

Reference yield:

chlorocarbonyl-cyclohexyl-acetic acid ethyl ester → [2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid (1335213-33-6)

Guidance literature:

Multi-step reaction with 4 steps

1.1: triethylamine / dichloromethane / 14 h / 20 °C / Inert atmosphere

2.1: lithium diisopropyl amide / n-heptane; tetrahydrofuran; ethylbenzene / 2.42 h / -78 °C / Inert atmosphere

2.2: 14 h / 20 °C / Inert atmosphere

3.1: ethanol / 6 h / Reflux

4.1: sodium hydroxide; water / methanol / 14 h / 20 °C / Cooling with ice

With water; triethylamine; sodium hydroxide; lithium diisopropyl amide; In tetrahydrofuran; methanol; ethanol; n-heptane; dichloromethane; ethylbenzene;

upstream raw materials:

3-benzotriazol-1-yl-2-cyclohexyl-3-oxo-propionic acid ethyl ester

2-cyclohexyl-3-oxo-3-(2-oxo-cyclopentyl)-propionic acid ethyl ester

[2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-cyclohexyl-acetic acid ethyl ester

Ethyl hydrogen 2-cyclohexylpropanedioate

Downstream raw materials:

2-[2-(4-chloro-phenyl)-2,4,5,6-tetrahydro-cyclopentapyrazol-3-yl]-2,N-dicyclohexyl-acetamide