Carbamic acid, (3-oxo-4-pentenyl)-, 1,1-dimethylethyl ester (9CI)

Base Information

• Chemical Name: Carbamic acid, (3-oxo-4-pentenyl)-, 1,1-dimethylethyl ester (9CI)
• CAS No.: 402921-69-1
• Molecular Formula: C10H17NO3
• Molecular Weight: 199.24700
• Mol file: 402921-69-1.mol

Synonyms:tert-butyl (3-oxopent-4-en-1-yl)carbamate;(3-Oxo-pent-4-enyl)-carbamic acid tert-butyl ester;(3-oxopent-4-enyl)carbamic acid tert-butyl ester;

Chemical Property of Carbamic acid, (3-oxo-4-pentenyl)-, 1,1-dimethylethyl ester (9CI)

Chemical Property:

• PSA: 55.40000
• LogP: 2.04720

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Carbamic acid, (3-oxo-4-pentenyl)-, 1,1-dimethylethyl ester (9CI)

There total 2 articles about Carbamic acid, (3-oxo-4-pentenyl)-, 1,1-dimethylethyl ester (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: 93.0%

vinyl magnesium bromide (1826-67-1) + [2-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester (142570-56-7) → (3-oxopent-4-enyl)carbamic acid tert-butyl ester (402921-69-1)

Guidance literature:

In diethyl ether; at 0 ℃; for 1.16667h;

DOI:10.1039/b103164n

Reference yield:

3-(tert-butyloxycarbonylamino)propionic acid (3303-84-2) → (3-oxopent-4-enyl)carbamic acid tert-butyl ester (402921-69-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: carbonyldiimidazole / tetrahydrofuran / 4 h / 20 °C

1.2: 100 percent / Et₃N / tetrahydrofuran / 2 h

2.1: 93 percent / diethyl ether / 1.17 h / 0 °C

With 1,1'-carbonyldiimidazole; In tetrahydrofuran; diethyl ether;

DOI:10.1039/b103164n

Reference yield: 97.0%

(3-oxopent-4-enyl)carbamic acid tert-butyl ester (402921-69-1) + N-benzyl-N’,N’-bis(2-pyridylmethyl)-1,2-diaminoethane (402921-64-6) → (5-{benzyl[2-(bis-pyridin-2-ylmethylamino)ethyl]amino}-32-oxopentyl)carbamic acid tert-butyl ester (402921-70-4)

Guidance literature:

In methanol; at 20 ℃; for 24h;

DOI:10.1039/b103164n

upstream raw materials:

vinyl magnesium bromide

[2-(methoxy-methyl-carbamoyl)-ethyl]-carbamic acid tert-butyl ester

3-(tert-butyloxycarbonylamino)propionic acid

Downstream raw materials:

(5-{benzyl[2-(bis-pyridin-2-ylmethylamino)ethyl]amino}-32-oxopentyl)carbamic acid tert-butyl ester

1-amino-5-{benzyl-[2-(bis-pyridin-2-ylmethylamino)ethyl]amino}pentan-32-ol

1-{benzyl-[2-(bis-pyridin-2-ylmethylamino)ethyl]amino}-5-[(3-methyl-3H-imidazol-4-ylmrthylene)amino]pentan-3-ol

2-[(5-{benzyl-[2-(bis-pyridin-2-ylmethylamino)ethyl]amino}-3-hydroxypentylimino)methyl]phenol