Piperazinone, 1-(1,1-dimethylethyl)- (9CI)

Base Information

• Chemical Name: Piperazinone, 1-(1,1-dimethylethyl)- (9CI)
• CAS No.: 681483-76-1
• Molecular Formula: C8H16N2O
• Molecular Weight: 156.22544
• Hs Code.: 2933599090
• Mol file: 681483-76-1.mol

Synonyms:Piperazinone, 1-(1,1-dimethylethyl)- (9CI);1-TERT-BUTYLPIPERAZIN-2-ONE

Chemical Property of Piperazinone, 1-(1,1-dimethylethyl)- (9CI)

Chemical Property:

• Boiling Point: 266.8±33.0 °C(Predicted)
• PKA: 7.88±0.20(Predicted)
• PSA: 32.34000
• Density: 0.999±0.06 g/cm3(Predicted)
• LogP: 0.48340
• Storage Temp.: 2-8°C(protect from light)

Purity/Quality:

99%, ^*data from raw suppliers

1-(tert-Butyl)piperazin-2-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Piperazinone, 1-(1,1-dimethylethyl)- (9CI)

There total 3 articles about Piperazinone, 1-(1,1-dimethylethyl)- (9CI) 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: 4.0%

N-(2-aminoethyl)-2-bromo-N-(1,1-dimethylethyl)acetamide (1284246-99-6) → 1-tert-butylpiperazin-2-one (681483-76-1)

Guidance literature:

With potassium carbonate; In ethanol; for 1h; Reflux;

Reference yield:

tert-butyl (2-(tert-butylamino)ethyl)carbamate (879484-84-1) → 1-tert-butylpiperazin-2-one (681483-76-1)

Guidance literature:

Multi-step reaction with 3 steps

1: triethylamine / dichloromethane / 0.75 h / 0 °C

2: trifluoroacetic acid / dichloromethane / 2 h / 20 °C

3: potassium carbonate / ethanol / 1 h / Reflux

With potassium carbonate; triethylamine; trifluoroacetic acid; In ethanol; dichloromethane;

Reference yield:

1,1-dimethylethyl {2-[(bromoacetyl)(1,1-dimethylethyl)amino]ethyl}carbamate (1284246-98-5) → 1-tert-butylpiperazin-2-one (681483-76-1)

Guidance literature:

Multi-step reaction with 2 steps

1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C

2: potassium carbonate / ethanol / 1 h / Reflux

With potassium carbonate; trifluoroacetic acid; In ethanol; dichloromethane;

upstream raw materials:

tert-butyl (2-(tert-butylamino)ethyl)carbamate

1,1-dimethylethyl {2-[(bromoacetyl)(1,1-dimethylethyl)amino]ethyl}carbamate

N-(2-aminoethyl)-2-bromo-N-(1,1-dimethylethyl)acetamide

Refernces