(1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one

Base Information

• Chemical Name: (1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one
• CAS No.: 107668-31-5
• Molecular Formula: C₂₂H₃₂N₂O₆Si
• Molecular Weight: 448.591
• Mol file: 107668-31-5.mol

Synonyms:(1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one

Chemical Property of (1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one

There total 1 articles about (1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-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: 62.0%

(1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-(1-hydroxyethyl)-azetidin-2-one (77526-92-2,78130-12-8,80735-73-5,80735-74-6,86833-68-3,95530-87-3,95530-88-4) + 4-nitrobenzyl chloroformate (4457-32-3) → (1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one (107668-31-5)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; at -70 ℃;

Reference yield: 88.0%

(1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one (107668-31-5) → (1'RS,3SR,4RS)-4-allyl-3-<1-(p-nitrobenzyloxycarbonyloxy)-ethyl>azetidin-2-one (80391-28-2,102919-73-3,107794-33-2)

Guidance literature:

With potassium fluoride; In methanol; for 0.0833333h; Ambient temperature;

Reference yield: 35.0%

(1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-azetidin-2-one (107668-31-5) → (3RS,4RS)-1-Dimethyl-tert-butylsilyl-4-<(1SR)-1-hydroxyprop-2-enyl>-3-<(1SR)-1-p-nitrobenzyloxycarbonyloxyethyl>azetidin-2-one (112563-43-6,112653-08-4)

Guidance literature:

With tert.-butylhydroperoxide; selenium(IV) oxide; In 1,2-dichloro-ethane; at 45 - 50 ℃; for 24h;

DOI:10.1039/P19910002399

upstream raw materials:

(1'RS,3SR,4RS)-4-allyl-1-(dimethyl-t-butylsilyl)-3-(1-hydroxyethyl)-azetidin-2-one

4-nitrobenzyl chloroformate

Downstream raw materials:

(3RS,4RS)-1-Dimethyl-tert-butylsilyl-4-<(1SR)-1-hydroxyprop-2-enyl>-3-<(1SR)-1-p-nitrobenzyloxycarbonyloxyethyl>azetidin-2-one

Carbonic acid (R)-1-[(2S,3S)-1-(tert-butyl-dimethyl-silanyl)-2-((S)-1-hydroxy-allyl)-4-oxo-azetidin-3-yl]-ethyl ester 4-nitro-benzyl ester

(1'RS,3SR,4RS)-4-allyl-3-<1-(p-nitrobenzyloxycarbonyloxy)-ethyl>azetidin-2-one

p-nitrobenzyl (1'RS,5RS,6SR)-6-<1-(p-nitrobenzyloxycarbonyloxy)ethyl>-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-2-carboxylate