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

Base Information

Chemical Name:L-phenylalanine (9-methoxy-3-thioxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide
CAS No.:1395394-21-4
Molecular Formula:BrH*C₂₄H₂₁NO₄S
Molecular Weight:500.413
Hs Code.:

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

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

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

There total 2 articles about L-phenylalanine (9-methoxy-3-thioxo-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:

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

: 1395394-21-4
L-phenylalanine (9-methoxy-3-thioxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

Guidance literature:: Multi-step reaction with 2 steps

1: Lawessons reagent / toluene / 48 h / Reflux

2: hydrogen bromide; acetic acid / 48 h / 20 °C

With Lawessons reagent; hydrogen bromide; acetic acid; In toluene;
DOI:10.1007/s00726-011-0969-0

Reference yield:

: 1161-13-3
N-Cbz-L-Phe

: 1395394-21-4
L-phenylalanine (9-methoxy-3-thioxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

Guidance literature:: Multi-step reaction with 3 steps

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

2: Lawessons reagent / toluene / 48 h / Reflux

3: hydrogen bromide; acetic acid / 48 h / 20 °C

With Lawessons reagent; potassium fluoride; hydrogen bromide; acetic acid; In N,N-dimethyl-formamide; toluene;
DOI:10.1007/s00726-011-0969-0

Reference yield:

: 1395394-21-4
L-phenylalanine (9-methoxy-3-thioxo-3H-benzo[f]benzopyran-1-yl)methyl ester hydrobromide

: 63-91-2,25191-15-5,658-69-5,67675-33-6
L-phenylalanine

Guidance literature:: In methanol; for 0.816667h; Wavelength; Time; Kinetics; Quantum yield; aq. buffer; UV-irradiation;
DOI:10.1007/s00726-011-0969-0