5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

Base Information

Chemical Name:5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester
CAS No.:291533-91-0
Molecular Formula:C₂₇H₂₃NO₄S
Molecular Weight:457.55
Hs Code.:

5-phenyl-2-(4-<i>p</i>-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

Synonyms:5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

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Chemical Property of 5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

Chemical Property:

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Technology Process of 5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

There total 5 articles about 5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic 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:

: 71460-02-1,173306-82-6
methyl 2-[((1,1-dimethylethoxy)carbonyl)amino]-4-pentynoate

: 291533-91-0
5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 72 percent / Et₃N; (Ph₃P)4Pd; CuI / dimethylformamide / 18 h / 20 °C

2: SOCl₂ / methanol / 1 h / 20 °C

3: 3.9 g / Et₃N / dioxane; H₂O / 18 h

4: aq. Na₂CO₃; Pd(PPh₃)4 / benzene; methanol / Heating

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; thionyl chloride; sodium carbonate; triethylamine; In 1,4-dioxane; methanol; water; N,N-dimethyl-formamide; benzene; 3: Schotten-Baumann reaction / 4: Suzuki coupling;
DOI:10.1021/jm000477l

Reference yield:

: 70837-20-6
propargyclycine methyl ester hydrochloride

: 291533-91-0
5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 9.6 g / Et₃N / CH₂Cl₂ / 18 h

2: 72 percent / Et₃N; (Ph₃P)4Pd; CuI / dimethylformamide / 18 h / 20 °C

3: SOCl₂ / methanol / 1 h / 20 °C

4: 3.9 g / Et₃N / dioxane; H₂O / 18 h

5: aq. Na₂CO₃; Pd(PPh₃)4 / benzene; methanol / Heating

With copper(l) iodide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; thionyl chloride; sodium carbonate; triethylamine; In 1,4-dioxane; methanol; dichloromethane; water; N,N-dimethyl-formamide; benzene; 4: Schotten-Baumann reaction / 5: Suzuki coupling;
DOI:10.1021/jm000477l

Reference yield:

: 2-amino-5-phenyl-pent-4-ynoic acid methyl ester

: 291533-91-0
5-phenyl-2-(4-p-tolylethynyl-benzenesulfonylamino)-pent-4-ynoic acid methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 3.9 g / Et₃N / dioxane; H₂O / 18 h

2: aq. Na₂CO₃; Pd(PPh₃)4 / benzene; methanol / Heating

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate; triethylamine; In 1,4-dioxane; methanol; water; benzene; 1: Schotten-Baumann reaction / 2: Suzuki coupling;
DOI:10.1021/jm000477l