5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

Base Information

Chemical Name:5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one
CAS No.:165453-99-6
Molecular Formula:C₂₇H₃₅NO₇
Molecular Weight:485.577
Hs Code.:

Synonyms:5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

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Chemical Property of 5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

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Technology Process of 5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

There total 4 articles about 5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one 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:

: 133333-27-4
tert-butyl (1S)-1-[(2S)-5-oxotetrahydrofuran-2-yl]-2-phenylethylcarbamate

: 165453-98-5
2,3,4-trimethoxybenzyl iodide

: 165453-99-6
5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

: {(S)-1-[(2S,4S)-5-Oxo-4-(2,3,4-trimethoxy-benzyl)-tetrahydro-furan-2-yl]-2-phenyl-ethyl}-carbamic acid tert-butyl ester

Guidance literature:: With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; lithium hexamethyldisilazane; In tetrahydrofuran; at -70 ℃; for 2.25h;
DOI:10.1002/ardp.19963290602

Reference yield:

: 133333-27-4
tert-butyl (1S)-1-[(2S)-5-oxotetrahydrofuran-2-yl]-2-phenylethylcarbamate

: 165453-98-5
2,3,4-trimethoxybenzyl iodide

: 165453-99-6
5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

Guidance literature:: With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; lithium hexamethyldisilazane; In tetrahydrofuran; ethyl acetate;

Reference yield:

: 1133-49-9
2,3,4-trimethoxybenzyl chloride

: 165453-99-6
5(S)-[1(S)-(Boc-amino)-2-phenylethyl]-3(R)-(2,3,4-trimethoxyphenylmethyl)-dihydrofuran-2-(3H)-one

Guidance literature:: Multi-step reaction with 2 steps

1: NaI / acetone / 2.75 h / 15 °C

2: 85 percent / 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone, 1 M (Me₃Si)2NLi / tetrahydrofuran / 2.25 h / -70 °C

With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; sodium iodide; lithium hexamethyldisilazane; In tetrahydrofuran; acetone;
DOI:10.1002/ardp.19963290602