7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

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Chemical Name:7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester
CAS No.:1361556-47-9
Molecular Formula:C₄₂H₃₉N₃O₂S
Molecular Weight:649.857
Hs Code.:

Synonyms:7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

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Chemical Property of 7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

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Technology Process of 7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

There total 4 articles about 7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic 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: 58.3%

: 29823-18-5
ethyl 7-bromoheptanoate

: 1333328-00-9
diphenyl-[7-(5-pyridin-4-yl-thiophen-2-yl)-9H-carbazol-2-yl]-amine

: 1361556-47-9
7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

Guidance literature:: diphenyl-[7-(5-pyridin-4-yl-thiophen-2-yl)-9H-carbazol-2-yl]-amine; With sodium hydride; In N,N-dimethyl-formamide; at 20 ℃; for 1h;

ethyl 7-bromoheptanoate; In N,N-dimethyl-formamide; at 20 ℃; for 1.5h;
DOI:10.1002/chem.201101923

Reference yield:

: 74129-11-6
4-bromopyridine hydrobromide salt

: 1361556-47-9
7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

Guidance literature:: Multi-step reaction with 6 steps

1.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾ / N,N-dimethyl-formamide / 12 h / 90 °C / Inert atmosphere

2.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C / Inert atmosphere

2.2: 14 h / 25 °C / Inert atmosphere

3.1: tetrakis(triphenylphosphine) palladium⁽⁰⁾ / toluene / 12 h / 90 °C / Inert atmosphere

4.1: tri-tert-butyl phosphine; sodium t-butanolate; palladium diacetate / toluene / 5 h / 100 °C / Inert atmosphere

5.1: triphenylphosphine / 1,2-dichloro-benzene / 12 h / 170 °C / Inert atmosphere

6.1: sodium hydride / N,N-dimethyl-formamide / 1 h / 25 °C

6.2: 1 h

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; n-butyllithium; tri-tert-butyl phosphine; palladium diacetate; sodium hydride; triphenylphosphine; sodium t-butanolate; In tetrahydrofuran; hexane; N,N-dimethyl-formamide; 1,2-dichloro-benzene; toluene;

Reference yield:

: 1333328-07-6
4-[5-(4'-bromo-2-nitro-biphenyl-4-yl)-thiophen-2-yl]-pyridine

: 1361556-47-9
7-[2-diphenylamino-7-(5-pyridin-4-yl-thiophen-2-yl)-carbazol-9-yl]heptanoic acid ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: tri-tert-butyl phosphine; sodium t-butanolate; palladium diacetate / toluene / 5 h / 100 °C / Inert atmosphere

2.1: triphenylphosphine / 1,2-dichloro-benzene / 12 h / 170 °C / Inert atmosphere

3.1: sodium hydride / N,N-dimethyl-formamide / 1 h / 25 °C

3.2: 1 h

With tri-tert-butyl phosphine; palladium diacetate; sodium hydride; triphenylphosphine; sodium t-butanolate; In N,N-dimethyl-formamide; 1,2-dichloro-benzene; toluene;