4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

Base Information

Chemical Name:4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester
CAS No.:329796-65-8
Molecular Formula:C₄₂H₃₇NO₆
Molecular Weight:651.759
Hs Code.:

Synonyms:4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

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Chemical Property of 4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

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Technology Process of 4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

There total 7 articles about 4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl 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:

: 136918-14-4,85-41-6
phthalimide

: 329796-57-8
4-((2R,3R)-3-Hydroxy-2-trityloxymethyl-pent-4-enyl)-benzoic acid ethyl ester

: 329796-65-8
4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

Guidance literature:: With triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; at 23 ℃; for 0.75h;
DOI:10.1021/ja0023377

Reference yield:

: 31419-42-8
3-(4-(ethoxycarbonyl)phenyl)propanoic acid

: 329796-65-8
4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: 2-chloro-1-methylpyridinium iodide; Et₃N; 4-(dimethylamino)pyridine / CH₂Cl₂ / 1.5 h / 23 °C

2.1: di-n-butylboron trifluoromethanesulfonate; i-Pr₂NEt / CH₂Cl₂ / 0.33 h / 0 °C

2.2: CH₂Cl₂ / 0.67 h / -78 - 0 °C

3.1: LiBH₄ / diethyl ether; tetrahydrofuran / 0.08 h / 0 °C

4.1: 91 percent / pyridine / CH₂Cl₂ / 2 h / 0 °C

5.1: triphenylphosphine; diethyl azodicarboxylate / tetrahydrofuran / 0.75 h / 23 °C

With pyridine; dmap; lithium borohydride; di-n-butylboryl trifluoromethanesulfonate; 2-chloro-1-methyl-pyridinium iodide; triethylamine; N-ethyl-N,N-diisopropylamine; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1021/ja0023377

Reference yield:

: 76-83-5
trityl chloride

: 329796-65-8
4-[(2R,3S)-3-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-2-trityloxymethyl-pent-4-enyl]-benzoic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 91 percent / pyridine / CH₂Cl₂ / 2 h / 0 °C

2: triphenylphosphine; diethyl azodicarboxylate / tetrahydrofuran / 0.75 h / 23 °C

With pyridine; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; dichloromethane;
DOI:10.1021/ja0023377