(-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate

Base Information

• Chemical Name: (-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate
• CAS No.: 496802-87-0
• Molecular Formula: C₂₁H₁₄F₅NO₃
• Molecular Weight: 423.339
• Mol file: 496802-87-0.mol

Synonyms:(-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate

Chemical Property of (-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate

There total 2 articles about (-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate 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: 91.0%

2,3,4,5,6-pentafluorophenol (771-61-9) + [(S)-2-(6-oxo-1,3,4,11a-tetrahydro-2H,6H-pyrido[1,2-b]isoquinolin-(11Z)-ylidene)]acetic acid (496802-83-6) → (-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate (496802-87-0)

Guidance literature:

With dmap; dicyclohexyl-carbodiimide; In dichloromethane; at 20 ℃; for 7h;

DOI:10.1016/S0022-2860(02)00351-4

Reference yield:

methyl [(S)-2-(6-oxo-1,3,4,11a-tetrahydro-2H,6H-pyrido[1,2-b]isoquinolin-(11Z)-ylidene)]acetate (353764-20-2) → (-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate (496802-87-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 95 percent / LiOH / tetrahydrofuran; H₂O / 4 h / 20 °C

2: 91 percent / dicyclohexylcarbodiimide; 4-(dimethylamino)pyridine / CH₂Cl₂ / 7 h / 20 °C

With dmap; lithium hydroxide; dicyclohexyl-carbodiimide; In tetrahydrofuran; dichloromethane; water;

DOI:10.1002/1615-4169(200209)344:8<855::AID-ADSC855>3.0.CO;2-1

Reference yield: 85.0%

(-)-pentafluorophenyl(Z,S,S)-2-(6-oxo-1,3,4,6,11,11a-hexahydro-2H-pyrido[1,2-b]isoquinolin-11-yliden)acetate (496802-87-0) + (S)-2-{(R)-2-[(S)-2-((R)-2-Amino-2-phenyl-acetylamino)-3-phenyl-propionylamino]-2-phenyl-acetylamino}-3-phenyl-propionic acid methyl ester; compound with trifluoro-acetic acid → [(S)-2-(6-oxo-1,3,4,11a-tetrahydro-2H,6H-pyrido[1,2-b]isoquinolin-(11Z)-ylidene)]acetyl-D-Phg-L-Phe-D-Phg-L-Phe-OMe

Guidance literature:

With 4-methyl-morpholine; dmap; In chloroform; at 20 ℃; for 18h;

DOI:10.1002/1615-4169(200209)344:8<855::AID-ADSC855>3.0.CO;2-1

upstream raw materials:

2,3,4,5,6-pentafluorophenol

[(S)-2-(6-oxo-1,3,4,11a-tetrahydro-2H,6H-pyrido[1,2-b]isoquinolin-(11Z)-ylidene)]acetic acid

methyl [(S)-2-(6-oxo-1,3,4,11a-tetrahydro-2H,6H-pyrido[1,2-b]isoquinolin-(11Z)-ylidene)]acetate