C₁₉H₂₁NO₄

Base Information

• Chemical Name: C₁₉H₂₁NO₄
• CAS No.: 1255087-78-5
• Molecular Formula: C₁₉H₂₁NO₄
• Molecular Weight: 327.38
• Mol file: 1255087-78-5.mol

Synonyms:C₁₉H₂₁NO₄

Chemical Property of C₁₉H₂₁NO₄

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of C₁₉H₂₁NO₄

There total 2 articles about C₁₉H₂₁NO₄ 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:

ethanol (64-17-5) + C17H15NO3 (1255087-75-2) → C19H21NO4 (1255087-78-5) + C19H21NO4

Guidance literature:

With C₃₉H₄₈N₆S; In dichloromethane; at -20 ℃; for 48h; optical yield given as %ee; enantioselective reaction;

DOI:10.1039/c1ob06629c

Reference yield:

N-benzoyl-3-methoxy-phenylalanine (50713-76-3) → C19H21NO4 (1255087-78-5) + C19H21NO4

Guidance literature:

Multi-step reaction with 2 steps

1: dicyclohexyl-carbodiimide / dichloromethane / 2 h / 20 °C

2: C₃₉H₄₈N₆S / dichloromethane / 48 h / -20 °C

With C₃₉H₄₈N₆S; dicyclohexyl-carbodiimide; In dichloromethane;

DOI:10.1039/c1ob06629c

Reference yield: 70.0%

C19H21NO4 (1255087-78-5) → (S)-m-tyrosine (55098-42-5)

Guidance literature:

C₁₉H₂₁NO₄; With hydrogen bromide; acetic acid; for 6h; Reflux;

With sodium hydroxide; In water; pH=5.5 - 6;

DOI:10.1039/c1ob06629c

upstream raw materials:

ethanol

C₁₇H₁₅NO₃

N-benzoyl-3-methoxy-phenylalanine

Downstream raw materials:

(S)-m-tyrosine