4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

Base Information

Chemical Name:4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate
CAS No.:87153-36-4
Molecular Formula:C₂₁H₁₉N₃O₈
Molecular Weight:441.397
Hs Code.:

Synonyms:4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

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Chemical Property of 4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

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Technology Process of 4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

There total 5 articles about 4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate 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:

: 95967-48-9
4-nitrobenzyl 4-hydroxy-2-butynoate

: 87153-36-4
4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

Guidance literature:: Multi-step reaction with 3 steps

1: 66 percent / boron trifluoride etherate / tetrahydrofuran / 0.5 h / Ambient temperature

2: triethylamine / tetrahydrofuran / 3 h / Ambient temperature

3: 1.) N-bromoacetamide; 2.) Na₂SO₃ / 1.) dioxane, H₂O, 0 deg C

With triethylamine; sodium sulfite; N-bromoacetamide; boron trifluoride diethyl etherate; In tetrahydrofuran;
DOI:10.1016/S0040-4020(01)88797-4

Reference yield:

: 4457-32-3
4-nitrobenzyl chloroformate

: 87153-36-4
4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

Guidance literature:: Multi-step reaction with 4 steps

2: 66 percent / boron trifluoride etherate / tetrahydrofuran / 0.5 h / Ambient temperature

3: triethylamine / tetrahydrofuran / 3 h / Ambient temperature

4: 1.) N-bromoacetamide; 2.) Na₂SO₃ / 1.) dioxane, H₂O, 0 deg C

With triethylamine; sodium sulfite; N-bromoacetamide; boron trifluoride diethyl etherate; In tetrahydrofuran;
DOI:10.1016/S0040-4020(01)88797-4

Reference yield:

: 95967-24-1
4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-2-butynoate

: 87153-36-4
4-nitrobenzyl 4-<3(R)-benzoylamino-2-azetidinon-4(R)-yloxy>-acetoacetate

Guidance literature:: Multi-step reaction with 2 steps

1: triethylamine / tetrahydrofuran / 3 h / Ambient temperature

2: 1.) N-bromoacetamide; 2.) Na₂SO₃ / 1.) dioxane, H₂O, 0 deg C

With triethylamine; sodium sulfite; N-bromoacetamide; In tetrahydrofuran;
DOI:10.1016/S0040-4020(01)88797-4