(3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester

Base Information

• Chemical Name: (3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester
• CAS No.: 119217-69-5
• Molecular Formula: C₂₁H₂₂ClNO₄
• Molecular Weight: 387.863
• Mol file: 119217-69-5.mol

Synonyms:

Chemical Property of (3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester

There total 2 articles about (3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester 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:

2-[2-(2-Chloro-6-nitro-phenyl)-1-(4-methoxy-phenyl)-ethyl]-2-ethyl-malonic acid dimethyl ester (138573-25-8) → (3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester (119217-69-5,138573-51-0)

Guidance literature:

Multi-step reaction with 2 steps

1: SnCl₂*2H₂O, concd. HCl / methanol / 1.5 h / Ambient temperature

2: 30 percent / NaOCH₃ / methanol; dimethylformamide / 95 °C

With hydrogenchloride; sodium methylate; tin(ll) chloride; In methanol; N,N-dimethyl-formamide;

DOI:10.1021/jm00082a019

Reference yield:

2-[2-(2-Chloro-6-nitro-phenyl)-1-(4-methoxy-phenyl)-ethyl]-malonic acid dimethyl ester (138334-79-9) → (3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester (119217-69-5,138573-51-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 1.) NaH / 1.) DMF, 20 min, 2.) DMF, 4.5 h

2: SnCl₂*2H₂O, concd. HCl / methanol / 1.5 h / Ambient temperature

3: 30 percent / NaOCH₃ / methanol; dimethylformamide / 95 °C

With hydrogenchloride; sodium methylate; sodium hydride; tin(ll) chloride; In methanol; N,N-dimethyl-formamide;

DOI:10.1021/jm00082a019

Reference yield:

(3S,4R)-6-Chloro-3-ethyl-4-(4-methoxy-phenyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepine-3-carboxylic acid methyl ester (119217-69-5,138573-51-0) → (E) 6-Chloro-1,3,4,5-tetrahydro-3-ethyl-4-(4-methoxyphenyl)-2H-1-benzazepin-2-one (119217-70-8)

Guidance literature:

With pyridine; lithium iodide; for 8.5h; Heating;

DOI:10.1021/jm00082a019

upstream raw materials:

2-[2-(2-Chloro-6-nitro-phenyl)-1-(4-methoxy-phenyl)-ethyl]-2-ethyl-malonic acid dimethyl ester

2-[2-(2-Chloro-6-nitro-phenyl)-1-(4-methoxy-phenyl)-ethyl]-malonic acid dimethyl ester

Downstream raw materials:

(E) 6-Chloro-1,3,4,5-tetrahydro-3-ethyl-4-(4-methoxyphenyl)-2H-1-benzazepin-2-one

(3R,4S)-6-Chloro-1-(2-dimethylamino-ethyl)-3-ethyl-4-(4-methoxy-phenyl)-1,3,4,5-tetrahydro-benzo[b]azepin-2-one

(3S,4S)-6-Chloro-1-(2-dimethylamino-ethyl)-3-ethyl-4-(4-methoxy-phenyl)-1,3,4,5-tetrahydro-benzo[b]azepin-2-one