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

Base Information

Chemical Name:N-(benzyloxycarbonyl)-L-valine (6-methoxy-2-oxo-2H-naphtho[1,2-b]pyran-4-yl)methyl ester
CAS No.:1341226-28-5
Molecular Formula:C₂₈H₂₇NO₇
Molecular Weight:489.525
Hs Code.:

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

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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

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

There total 3 articles about N-(benzyloxycarbonyl)-L-valine (6-methoxy-2-oxo-2H-naphtho[1,2-b]pyran-4-yl)methyl ester 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: 73.0%

: 1149-26-4
(S)-N-(benzyloxycarbonyl)valine

: 1333386-41-6
4-(chloromethyl)-6-methoxy-2H-naphtho[1,2-b]pyran-2-one

: 1341226-28-5
N-(benzyloxycarbonyl)-L-valine (6-methoxy-2-oxo-2H-naphtho[1,2-b]pyran-4-yl)methyl ester

Guidance literature:: With potassium fluoride; In N,N-dimethyl-formamide; at 20 ℃; for 32h;
DOI:10.1002/ejoc.201100391

Reference yield:

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

: 1341226-28-5
N-(benzyloxycarbonyl)-L-valine (6-methoxy-2-oxo-2H-naphtho[1,2-b]pyran-4-yl)methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: acetonitrile / UV-irradiation; aq. buffer

2: potassium fluoride / N,N-dimethyl-formamide / 32 h / 20 °C

With potassium fluoride; In N,N-dimethyl-formamide; acetonitrile;
DOI:10.1002/ejoc.201100391