(3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one

Base Information

• Chemical Name: (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one
• CAS No.: 103174-00-1
• Molecular Formula: C₁₆H₂₁NO₅
• Molecular Weight: 307.346
• Mol file: 103174-00-1.mol

Synonyms:(3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one

Chemical Property of (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one

There total 4 articles about (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>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: 80.0%

Methoxyacetyl chloride (38870-89-2) + N-(p-anisyl)-4-<(S)-2',2'-dimethyl-1',3'-dioxolan-4'-yl>-methylene-imine (103239-04-9) → (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one (103174-00-1)

Guidance literature:

With triethylamine; In dichloromethane; at 20 ℃; for 16h;

DOI:10.1021/jo991641j

Reference yield: 54.0%

Methoxyacetyl chloride (38870-89-2) + (S)-4-[(Z)-2-(4-Methoxy-phenyl)-vinyl]-2,2-dimethyl-[1,3]dioxolane → (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one (103174-00-1)

Guidance literature:

With triethylamine; In dichloromethane; -20 deg C then r.t. overnight;

DOI:10.1039/c39860000161

Reference yield:

2,3-isopropylidene-glyceraldehyde (15186-48-8) → (3R,4S)-cis-1-(p-anisyl)-3-methoxy-4-<(S)-2,2-dimethyl-1,3-dioxolan-4-yl>azetidin-2-one (103174-00-1)

Guidance literature:

Multi-step reaction with 2 steps

1: diethyl ether / 1 h / 0 °C

2: 54 percent / Et₃N / CH₂Cl₂ / -20 deg C then r.t. overnight

With triethylamine; In diethyl ether; dichloromethane;

DOI:10.1039/c39860000161

upstream raw materials:

Methoxyacetyl chloride

N-(p-anisyl)-4-<(S)-2',2'-dimethyl-1',3'-dioxolan-4'-yl>-methylene-imine

2,3-isopropylidene-glyceraldehyde

4-methoxy-aniline

Downstream raw materials:

3-methoxy-1-(4-methoxy-phenyl)-4-oxo-azetidine-2-carbaldehyde

(+)-(3R,4S)-4-[(S)-1,2-dihydroxyethylen]-3-methoxy-1-(p-methoxyphenyl)-2-azetidinone

2-methoxy-3-<(4-methoxyphenyl)amino>-5-hydroxy-γ-valerolactone

Acetic acid (3S,4S,5R,6S)-6-acetoxy-5-methoxy-4-(4-methoxy-phenylamino)-tetrahydro-pyran-3-yl ester