S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

Base Information

Chemical Name:S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate
CAS No.:1268160-23-1
Molecular Formula:C₅₇H₆₆O₄S₄
Molecular Weight:943.413
Hs Code.:

Synonyms:S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

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Technology Process of S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

There total 4 articles about S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate 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: 83.0%

: 278176-06-0
2,7-diiodo-9,9-dioctyl-9H-fluorene

: 1268159-99-4
S,S'-(5-ethynyl-1,3-phenylene)bis(methylene)diethanethioate

: 1268160-23-1
S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

Guidance literature:: With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; at 60 ℃; Inert atmosphere;
DOI:10.1002/ejoc.201001049

Reference yield:

: 1268160-02-6
S,S'-(5-(trimethylsilylethynyl)-1,3-phenylene)bis(methylene)diethanethioate

: 1268160-23-1
S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

Guidance literature:: Multi-step reaction with 2 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran / -20 - 20 °C / Inert atmosphere

2: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / 60 °C / Inert atmosphere

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrabutyl ammonium fluoride; triethylamine; In tetrahydrofuran; 2: Cassar-Heck-Sonogashira reaction;
DOI:10.1002/ejoc.201001049

Reference yield:

: 1268160-01-5
S,S'-(5-bromo-1,3-phenylene)bis(methylene)diethanethioate

: 1268160-23-1
S,S',S'',S'''-{5,5'-[9,9-dioctyl-9H-fluorene-2,7-diylbis(ethyne-2,1-diyl)]bis(benzene-5,3,1-triyl)}tetrakis(methylene)tetraethanethioate

Guidance literature:: Multi-step reaction with 3 steps

1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / 3 h / 60 °C / Inert atmosphere

2: tetrabutyl ammonium fluoride / tetrahydrofuran / -20 - 20 °C / Inert atmosphere

3: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / 60 °C / Inert atmosphere

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrabutyl ammonium fluoride; triethylamine; In tetrahydrofuran; 1: Cassar-Heck-Sonogashira reaction / 3: Cassar-Heck-Sonogashira reaction;
DOI:10.1002/ejoc.201001049