tert-Butyl (R)-4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate

Base Information

• Chemical Name: tert-Butyl (R)-4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate
• CAS No.: 1001180-21-7
• Molecular Formula: C17H24N4O3
• Molecular Weight: 332.39746
• Mol file: 1001180-21-7.mol

Synonyms:tert-Butyl (R)-4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate;R)-tert-butyl 4-(5-Methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyriMidin-4-yl)piperazine-1-carboxylate;tert-butyl 4-((R)-6,7-dihydro-5-methyl-7-oxo-5Hcyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate

Chemical Property of tert-Butyl (R)-4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate

Chemical Property:

• Boiling Point: 484.5±45.0 °C(Predicted)
• PKA: 3.61±0.40(Predicted)
• PSA: 75.63000
• Density: 1.222±0.06 g/cm3(Predicted)
• LogP: 2.22650
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

(R)-tert-Butyl4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of tert-Butyl (R)-4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate

There total 46 articles about tert-Butyl (R)-4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate 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: 88.0%

(R)-tert-butyl 4-(6-iodo-5-(4-(methoxy(methyl)amino)-4-oxobutan-2-yl)pyrimidin-4-yl)piperazine-1-carboxylate → (R)-tert-butyl 4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]-pyrimidin-4-yl)piperazine-1-carboxylate (1001180-21-7)

Guidance literature:

With isopropylmagnesium chloride; In tetrahydrofuran; at -20 ℃; for 1h; Temperature; Inert atmosphere;

Reference yield: 83.0%

C24H32IN5O3 → (R)-tert-butyl 4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]-pyrimidin-4-yl)piperazine-1-carboxylate (1001180-21-7)

Guidance literature:

With isopropylmagnesium chloride; In tetrahydrofuran; at -10 ℃; for 1h; Inert atmosphere;

Reference yield: 82.3%

tert-butyl 4-((5R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-piperazine-1-carboxylate (1001180-18-2) → (R)-tert-butyl 4-(5-methyl-7-oxo-6,7-dihydro-5H-cyclopenta[d]-pyrimidin-4-yl)piperazine-1-carboxylate (1001180-21-7)

Guidance literature:

tert-butyl 4-((5R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-piperazine-1-carboxylate; With oxalyl dichloride; dimethyl sulfoxide; In dichloromethane; at -78 ℃; for 1h;

With triethylamine; In dichloromethane; at -78 - 20 ℃;

upstream raw materials:

tert-butyl 4-((5R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-piperazine-1-carboxylate

pulegone

ethyl (2R)-2-methyl-5-(propan-2-ylidene)cyclopentanecarboxylate

(2R)-2-methyl-5-oxocyclopentanecarboxylic acid ethyl ester

Downstream raw materials:

tert-butyl 4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]-pyrimidin-4-yl)piperazine-1-carboxylate

tert-butyl 4-((5R,7S)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazine-1-carboxylate

tert-butyl ((S)-2-(4-chlorophenyl)-3-(4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazin-1-yl)-3-oxopropyl)carbamate

tert-butyl ((S)-2-(4-chlorophenyl)-3-(4-((5R,7R)-7-hydroxy-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazin-1-yl)-3-oxopropyl)(isopropyl)carbamate