(4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

Base Information

• Chemical Name: (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester
• CAS No.: 111581-90-9
• Molecular Formula: C₂₈H₂₈N₂O₃
• Molecular Weight: 440.542
• Mol file: 111581-90-9.mol

Synonyms:(4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

Chemical Property of (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

There total 3 articles about (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl 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:

(4S,7S,12bR)-7-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester (111581-89-6) → (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester (111581-90-9)

Guidance literature:

With hydrazine; In methanol; Heating;

DOI:10.1021/ja00259a068

Reference yield:

(4S,7S,12bR)-7-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid methyl ester (116330-65-5) → (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester (111581-90-9)

Guidance literature:

Multi-step reaction with 2 steps

1: CH₂Cl₂

2: NH₂NH₂ / methanol / Heating

With hydrazine; In methanol; dichloromethane;

DOI:10.1021/ja00259a068

Reference yield:

[S(R*,R*)]-1-[2-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-oxo-3-phenylpropyl]-1,2,3,4-tetrahydro-2-pyridinecarboxylicacid, methyl ester (111581-88-5) → (4S,7S,12bR)-7-Amino-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester (111581-90-9)

Guidance literature:

Multi-step reaction with 3 steps

1: CF₃SO₃H / CH₂Cl₂ / 24 h / 25 °C

2: CH₂Cl₂

3: NH₂NH₂ / methanol / Heating

With trifluorormethanesulfonic acid; hydrazine; In methanol; dichloromethane;

DOI:10.1021/ja00259a068

upstream raw materials:

(4S,7S,12bR)-7-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

(4S,7S,12bR)-7-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid methyl ester

[S(R*,R*)]-1-[2-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)-1-oxo-3-phenylpropyl]-1,2,3,4-tetrahydro-2-pyridinecarboxylicacid, methyl ester

Downstream raw materials:

(4S,7S,12bR)-7-((R)-2-Bromo-3-phenyl-propionylamino)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

(4S,7S,12bR)-7-((S)-1-Ethoxycarbonyl-3-phenyl-propylamino)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

(4S,7S,12bR)-7-((S)-2-Acetylsulfanyl-3-phenyl-propionylamino)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester

(4S,7S,12bR)-7-((R)-2-Acetylsulfanyl-3-phenyl-propionylamino)-6-oxo-1,2,3,4,6,7,8,12b-octahydro-benzo[c]pyrido[1,2-a]azepine-4-carboxylic acid benzhydryl ester