(3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone

Base Information

• Chemical Name: (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone
• CAS No.: 104362-86-9
• Molecular Formula: C₂₃H₂₉NO₅
• Molecular Weight: 399.487
• Mol file: 104362-86-9.mol

Synonyms:(3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone

Chemical Property of (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone

There total 3 articles about (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-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: 88.0%

methylmagnesium bromide (75-16-1) + (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-methoxycarbonyl-2-azetidinone (104362-85-8) → (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone (104362-86-9)

Guidance literature:

In tetrahydrofuran; at 0 - 5 ℃; for 1h;

DOI:10.1248/cpb.40.1098

Reference yield:

(3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-methoxycarbonyl-2-azetidinone (104362-85-8) → (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone (104362-86-9)

Guidance literature:

With hydrogenchloride; methylmagnesium bromide; In tetrahydrofuran; ethyl acetate;

Reference yield:

(3S,4S)-4-carboxy-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-2-azetidinone (86258-97-1) → (3S,4S)-1-(di-p-anisylmethyl)-3-<(R)-1-hydroxyethyl>-4-(1-hydroxy-1-methylethyl)-2-azetidinone (104362-86-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 100 percent / 98percent aq. H₂SO₄ / 3 h / 65 °C

2: 88 percent / tetrahydrofuran / 1 h / 0 - 5 °C

With sulfuric acid; In tetrahydrofuran;

DOI:10.1248/cpb.40.1098

upstream raw materials:

methylmagnesium bromide

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

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

Downstream raw materials:

(3S,4S)-3-<(R)-1-benzyloxycarbonyloxyethyl>-1-(di-p-anisylmethyl)-4-(1-hydroxyl-1-methylethyl)-2-azetidinone

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

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

(3S,4S)-3-<(R)-1-benzyloxycarbonyloxyethyl>-4-<(R)-1-hydroxymethylethyl>-2-azetidinone