(S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one

Base Information

• Chemical Name: (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one
• CAS No.: 1615256-54-6
• Molecular Formula: C₁₈H₁₈ClN₃O
• Molecular Weight: 327.813
• Mol file: 1615256-54-6.mol

Synonyms:(S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one

Chemical Property of (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one

There total 5 articles about (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one 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: 36.0%

(S)-tert-butyl (1-(5-chloro-4-oxo-3-phenyl-3,4-dihydroquinazolin-2-yl)-2-methylpropyl)carbamate (1615255-01-0) → (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one (1615256-54-6)

Guidance literature:

With trifluoroacetic acid; In dichloromethane; at 0 - 20 ℃; for 1h; Inert atmosphere;

DOI:10.1016/j.bmc.2021.116312

Reference yield:

2-chloro-6-aminobenzoic acid (2148-56-3) → (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one (1615256-54-6)

Guidance literature:

Multi-step reaction with 2 steps

1.1: diphenyl hydrogen phosphite; pyridine / Inert atmosphere; Heating

1.2: 55 °C / Inert atmosphere

2.1: trifluoroacetic acid / dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere

With pyridine; diphenyl hydrogen phosphite; trifluoroacetic acid; In dichloromethane;

DOI:10.1016/j.bmc.2021.116312

Reference yield:

t-Boc-L-valine (13734-41-3) → (S)-2-(1-amino-2-methylpropyl)-5-chloro-3-phenylquinazolin-4(3H)-one (1615256-54-6)

Guidance literature:

Multi-step reaction with 2 steps

1.1: diphenyl hydrogen phosphite; pyridine / Inert atmosphere; Heating

1.2: 55 °C / Inert atmosphere

2.1: trifluoroacetic acid / dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere

With pyridine; diphenyl hydrogen phosphite; trifluoroacetic acid; In dichloromethane;

DOI:10.1016/j.bmc.2021.116312

upstream raw materials:

2-chloro-6-aminobenzoic acid

t-Boc-L-valine

aniline

(S)-tert-butyl (1-(5-chloro-4-oxo-3-phenyl-3,4-dihydroquinazolin-2-yl)-2-methylpropyl)carbamate