2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

Base Information

Chemical Name:2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester
CAS No.:350991-46-7
Molecular Formula:C₂₁H₂₈O₇
Molecular Weight:392.449
Hs Code.:

Synonyms:2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

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Chemical Property of 2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

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Technology Process of 2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

There total 2 articles about 2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid 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: 77.0%

: 924-44-7
glyoxylic acid ethyl ester

: 31469-15-5
1-methoxy-2-methyl-1-trimethylsiloxy-1-propene

: 3-phenyl-2-oxa-bicyclo[4.1.0]heptan-5-one

: 350991-46-7
2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

Guidance literature:: 1-methoxy-2-methyl-1-trimethylsiloxy-1-propene; 3-phenyl-2-oxa-bicyclo[4.1.0]heptan-5-one; With 4 A molecular sieve; tin(IV) chloride; In dichloromethane; at -78 ℃; for 0.166667h;

glyoxylic acid ethyl ester; With tin(IV) chloride; In dichloromethane; at -78 ℃; for 1h;

With hydrogenchloride; In tetrahydrofuran; at 0 ℃; for 0.166667h;
DOI:10.3987/COM-01-9192

Reference yield: 53.0%

: 924-44-7
glyoxylic acid ethyl ester

: 31469-15-5
1-methoxy-2-methyl-1-trimethylsiloxy-1-propene

: 3-phenyl-2-oxa-bicyclo[4.1.0]heptan-5-one

: 2-methyl-2-(5-oxo-7-phenyl-oxepan-2-yl)-propionic acid methyl ester

: 350991-46-7
2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

Guidance literature:: 1-methoxy-2-methyl-1-trimethylsiloxy-1-propene; 3-phenyl-2-oxa-bicyclo[4.1.0]heptan-5-one; With 4 A molecular sieve; tin(IV) chloride; In dichloromethane; at -78 ℃; for 0.166667h;

glyoxylic acid ethyl ester; With tin(IV) chloride; In dichloromethane; at -78 ℃; for 1h;

With hydrogenchloride; In tetrahydrofuran; at 0 ℃; for 0.166667h;
DOI:10.3987/COM-01-9192

Reference yield:

: 350991-46-7
2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester

: 2-{(2S,7R)-4-[1-Ethoxycarbonyl-meth-(E)-ylidene]-5-oxo-7-phenyl-oxepan-2-yl}-2-methyl-propionic acid methyl ester

: 2-{(2S,7R)-4-[1-Ethoxycarbonyl-meth-(Z)-ylidene]-5-oxo-7-phenyl-oxepan-2-yl}-2-methyl-propionic acid methyl ester

: 2-{(2S,7S)-4-[1-Ethoxycarbonyl-meth-(E)-ylidene]-5-oxo-7-phenyl-oxepan-2-yl}-2-methyl-propionic acid methyl ester

: 2-{(2S,7S)-4-[1-Ethoxycarbonyl-meth-(Z)-ylidene]-5-oxo-7-phenyl-oxepan-2-yl}-2-methyl-propionic acid methyl ester

Guidance literature:: 2-[4-(ethoxycarbonyl-hydroxy-methyl)-5-oxo-7-phenyl-oxepan-2-yl]-2-methyl-propionic acid methyl ester; With dmap; methanesulfonyl chloride; triethylamine; In dichloromethane; at 20 ℃; for 1h;

With 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; for 2h; Title compound not separated from byproducts; Heating;
DOI:10.3987/COM-01-9192