L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

Base Information

• Chemical Name: L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide
• CAS No.: 1341226-33-2
• Molecular Formula: BrH*C₂₄H₂₁NO₅
• Molecular Weight: 484.346

Synonyms:L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

Chemical Property of L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

Chemical Property:

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Technology Process of L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

There total 2 articles about L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide 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: 61.0%

N-(benzyloxycarbonyl)-L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester (918886-01-8) → L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide (1341226-33-2)

Guidance literature:

With hydrogen bromide; acetic acid; at 20 ℃; for 72h;

DOI:10.1007/s00726-011-0969-0

Reference yield:

N-Cbz-L-Phe (1161-13-3) → L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide (1341226-33-2)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium fluoride / N,N-dimethyl-formamide / 20 °C

2: hydrogen bromide; acetic acid / 72 h / 20 °C

With potassium fluoride; hydrogen bromide; acetic acid; In N,N-dimethyl-formamide;

DOI:10.1007/s00726-011-0969-0

Reference yield:

L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide (1341226-33-2) → L-phenylalanine (63-91-2,25191-15-5,658-69-5,67675-33-6)

Guidance literature:

In methanol; for 8.66667h; Wavelength; Time; Kinetics; Quantum yield; aq. buffer; UV-irradiation;

DOI:10.1007/s00726-011-0969-0

upstream raw materials:

N-(benzyloxycarbonyl)-L-phenylalanine (9-methoxy-3-oxo-3H-benzo[f]benzopyran-1-yl)methyl ester

N-Cbz-L-Phe

Downstream raw materials:

N-(benzyloxycarbonyl)-L-phenylalanine (6-methoxy-2-oxo-2H-naphtho[1,2-b]pyran-4-yl)methyl ester

L-phenylalanine

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