(2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal

Base Information

• Chemical Name: (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal
• CAS No.: 343308-58-7
• Molecular Formula: C₃₄H₄₄N₄O₁₂S₂
• Molecular Weight: 764.875
• Mol file: 343308-58-7.mol

Synonyms:(2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal

Chemical Property of (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal

There total 14 articles about (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal 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: 90.0%

methyl-(2S)-N-[4-hydroxy-5-methoxy-2-nitrobenzoyl]pyrrolidine-2-carboxylate (175409-49-1) + (2S)-N-[4-(3-bromopropoxy)-5-methoxy-2-nitrobenzoyl]pyrrolidine-2-carboxaldehyde diethyl thioacetal (343308-55-4) → (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal (343308-58-7)

Guidance literature:

With potassium carbonate; In acetone; for 48h; Heating;

DOI:10.1021/jm020124h

Reference yield:

4-(benzyloxy)-5-methoxy-2-nitrobenzoic acid (60547-92-4) → (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal (343308-58-7)

Guidance literature:

Multi-step reaction with 4 steps

1: SOCl₂; DMF / benzene / 6 h

2: 352 mg / Et₃N / H₂O / 1 h / 20 °C

3: 88 percent / EtSH; BF₃*OEt₂ / CH₂Cl₂ / 20 °C

4: 90 percent / K₂CO₃ / acetone / 48 h / Heating

With thionyl chloride; boron trifluoride diethyl etherate; potassium carbonate; triethylamine; N,N-dimethyl-formamide; ethanethiol; In dichloromethane; water; acetone; benzene;

DOI:10.1021/jm020124h

Reference yield:

4-benzyloxy-5-methoxy-2-nitrobenzoyl chloride (64154-78-5) → (2S)-N-{4-[methyl-(2S)-N-(5-methoxy-2-nitrobenzoyl)pyrrolidine-2-carboxylate-4-yloxy]propoxy-5-methoxy-2-nitrobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal (343308-58-7)

Guidance literature:

Multi-step reaction with 3 steps

1: 352 mg / Et₃N / H₂O / 1 h / 20 °C

2: 88 percent / EtSH; BF₃*OEt₂ / CH₂Cl₂ / 20 °C

3: 90 percent / K₂CO₃ / acetone / 48 h / Heating

With boron trifluoride diethyl etherate; potassium carbonate; triethylamine; ethanethiol; In dichloromethane; water; acetone;

DOI:10.1021/jm020124h

upstream raw materials:

methyl-(2S)-N-[4-hydroxy-5-methoxy-2-nitrobenzoyl]pyrrolidine-2-carboxylate

(2S)-N-[4-(3-bromopropoxy)-5-methoxy-2-nitrobenzoyl]pyrrolidine-2-carboxaldehyde diethyl thioacetal

4-hydroxy-3-methoxybenzoic acid methyl ester

4-(benzyloxy)-5-methoxy-2-nitrobenzoic acid

Downstream raw materials:

(2S)-N-{4-[3-(7-methoxy-(11aS)-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c]-[1,4]benzodiazepine-5,11-dione-8-yloxy)propoxy]-5-methoxy-2-aminobenzoyl}pyrrolidine-2-carboxaldehyde diethyl thioacetal