2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

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Chemical Name:2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid
CAS No.:1374842-60-0
Molecular Formula:C₄₈H₃₈N₂O₂S₂
Molecular Weight:738.974
Hs Code.:

Synonyms:2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

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Chemical Property of 2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

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Technology Process of 2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

There total 4 articles about 2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid 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: 86.0%

: 1374843-11-4
4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)benzaldehyde

: 372-09-8
cyanoacetic acid

: 1374842-60-0
2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

Guidance literature:: With ammonium acetate; acetic acid; at 120 ℃; for 8h;
DOI:10.1016/j.jphotochem.2011.08.001

Reference yield:

: 4805-22-5
5,5'-dibromo-2,2'-bisthiophene

: 1374842-60-0
2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

Guidance literature:: Multi-step reaction with 3 steps

1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 80 °C / Inert atmosphere

2: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; N-ethyl-N,N-diisopropylamine; triphenylphosphine / N,N-dimethyl-formamide / 14 h / 80 °C / Inert atmosphere

3: ammonium acetate; acetic acid / 8 h / 120 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; ammonium acetate; acetic acid; N-ethyl-N,N-diisopropylamine; triphenylphosphine; In N,N-dimethyl-formamide; 1: Sonogashira coupling / 2: Sonogashira coupling;
DOI:10.1016/j.jphotochem.2011.08.001

Reference yield:

: 63697-96-1
4-Ethynylbenzaldehyde

: 1374842-60-0
2-cyano-3-(4-(2-(5-(2-(4-(3,6-di-tert-butyl-9H-carbazolyl)phenyl)ethynyl)-2,2'-bithiophen-5'-yl)ethynyl)phenyl)acrylic acid

Guidance literature:: Multi-step reaction with 3 steps

1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 80 °C / Inert atmosphere

2: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; N-ethyl-N,N-diisopropylamine; triphenylphosphine / N,N-dimethyl-formamide / 14 h / 80 °C / Inert atmosphere

3: ammonium acetate; acetic acid / 8 h / 120 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; ammonium acetate; acetic acid; N-ethyl-N,N-diisopropylamine; triphenylphosphine; In N,N-dimethyl-formamide; 1: Sonogashira coupling / 2: Sonogashira coupling;
DOI:10.1016/j.jphotochem.2011.08.001