(3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

Base Information

Chemical Name:(3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one
CAS No.:114376-75-9
Molecular Formula:C₂₁H₂₂N₂O₆
Molecular Weight:398.415
Hs Code.:

Synonyms:(3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

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Chemical Property of (3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

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Technology Process of (3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

There total 12 articles about (3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)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: 94.0%

: 114376-74-8
(3R,4R)-4-t-butoxycarbonyl-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

: 114376-75-9
(3R,4R)-4-carboxy-3-<(1R)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

Guidance literature:: With trifluoroacetic acid; In dichloromethane; for 3h; Ambient temperature;
DOI:10.1002/jhet.5570250225

Reference yield: 90.0%

: 114315-94-5,114376-74-8
(3S,4S)-4-t-butoxycarbonyl-3-<(1S)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

: 114315-95-6,114376-75-9
(3S,4S)-4-carboxy-3-<(1S)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

Guidance literature:: With trifluoroacetic acid; In dichloromethane; for 3h; Ambient temperature;
DOI:10.1002/jhet.5570250225

Reference yield:

: 2627-86-3
(S)-1-phenyl-ethylamine

: 114315-95-6,114376-75-9
(3S,4S)-4-carboxy-3-<(1S)-1-hydroxymethyl-1-((1S)-1-phenylethylaminocarbonyl)>-1-(4-methoxyphenyl)azetidin-2-one

Guidance literature:: Multi-step reaction with 3 steps

1: 22 percent / dicyclohexylcarbodiimide, 1-hydroxy-1H-benzotriazole / tetrahydrofuran / 1 h / Ambient temperature

2: 36 percent / 1N tetrabutylammonium fluoride, molecular sieves (4 Angstroems) / tetrahydrofuran / 1.5 h / 0 °C

3: 90 percent / CF₃COOH / CH₂Cl₂ / 3 h / Ambient temperature

With 4 A molecular sieve; tetrabutyl ammonium fluoride; benzotriazol-1-ol; dicyclohexyl-carbodiimide; trifluoroacetic acid; In tetrahydrofuran; dichloromethane;
DOI:10.1002/jhet.5570250225