(3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

Base Information

Chemical Name:(3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate
CAS No.:1042450-58-7
Molecular Formula:C₂₂H₂₂O₅
Molecular Weight:366.414
Hs Code.:

Synonyms:(3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

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Chemical Property of (3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

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Technology Process of (3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

There total 2 articles about (3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate 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: 55.0%

: 127427-28-5
trans-ethyl-4-(4-methoxyphenyl)-4-oxobut-2-enoate

: sodium 2-chloro-1-hydroxy-3-phenylpropane-1-sulfonate

: 1042450-58-7
(3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

Guidance literature:: sodium 2-chloro-1-hydroxy-3-phenylpropane-1-sulfonate; With potassium carbonate; In water; toluene; for 0.0833333h;

trans-ethyl-4-(4-methoxyphenyl)-4-oxobut-2-enoate; With C₁₃H₁₄N₃O₃S⁽¹⁺⁾*Cl^(1-); In water; toluene; at 20 ℃; for 15h; optical yield given as %ee; enantioselective reaction;
DOI:10.1021/ol801502h

Reference yield:

: 19261-37-1
2-chloro-3-phenyl-propionaldehyde

: 127427-28-5,39644-74-1
4-(4-methoxy-phenyl)-4-oxo-crotonic acid ethyl ester

: 1042450-58-7
(3S,4S)-ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

: ethyl (3R,4R)-3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

: ethyl 3-benzyl-6-(4-methoxyphenyl)-2-oxo-3,4-dihydro-2H-pyran-4-carboxylate

Guidance literature:: With BF₄^(1-)*C₃₃H₃₃N₄O₂S⁽¹⁺⁾; triethylamine; In ethyl acetate; at 20 ℃; for 36h; optical yield given as %ee; enantioselective reaction; Inert atmosphere;
DOI:10.1016/j.tet.2011.09.129