(3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

Base Information

Chemical Name:(3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone
CAS No.:127254-23-3
Molecular Formula:C₃₁H₃₇NO₆
Molecular Weight:519.638
Hs Code.:

Synonyms:(3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

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Chemical Property of (3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

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Technology Process of (3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

There total 14 articles about (3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone 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: 80.0%

: 115075-45-1
(3R,4R)-3-acetyl-4-<(S)-1-benzyloxyethyl>-1-(di-p-anisylmethyl)-2-azetidinone

: 149-73-5
trimethyl orthoformate

: 127254-23-3
(3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

Guidance literature:: With camphor-10-sulfonic acid; In methanol; for 1.5h; Ambient temperature;
DOI:10.1016/S0040-4020(01)89105-5

Reference yield: 44.0%

: 100-44-7
benzyl chloride

: 127254-25-5
(3R,4R)-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-4-<(S)-1-hydroxyethyl>-2-azetidinone

: 127254-23-3
(3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

Guidance literature:: With sodium hydroxide; Aliquat 336; In toluene; for 12h; Ambient temperature;
DOI:10.1016/S0040-4020(01)89105-5

Reference yield:

: 90-96-0
bis(p-methoxyphenyl)methanone

: 127254-23-3
(3R,4R)-4-<(S)-1-Benzyloxyethyl>-1-di-p-anisylmethyl-3-(1,1-dimethoxyethyl)-2-azetidinone

Guidance literature:: Multi-step reaction with 5 steps

1: 2.) formamide, MgCl₂ / 1.) 180-190 deg C, 4 h; 2.) 180-190 deg C, 2 h

2: 8.48 g / 1M HCl / methanol / 2 h / Heating

3: MgSO₄ / toluene / 1 h / 0 °C

4: imidazole / CH₂Cl₂ / 69 h / -35 °C

5: 80 percent / camphorsulfonic acid / methanol / 1.5 h / Ambient temperature

With 1H-imidazole; hydrogenchloride; camphor-10-sulfonic acid; magnesium sulfate; formamide; magnesium chloride; In methanol; dichloromethane; toluene;
DOI:10.1016/S0040-4020(01)89105-5