dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

Base Information

Chemical Name:dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate
CAS No.:1133810-08-8
Molecular Formula:C₅₃H₃₆N₂O₅S
Molecular Weight:812.945
Hs Code.:

dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

Synonyms:dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

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Chemical Property of dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

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Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

There total 2 articles about dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate 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: 54.0%

: 1133809-78-5
dimethyl 2,7-bis((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

: 69746-43-6
1-iodo-4-thioacetylbenzene

: 1133810-08-8
dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

Guidance literature:: With copper(l) iodide; N-ethyl-N,N-diisopropylamine; triphenylphosphine; bis(dibenzylideneacetone)-palladium⁽⁰⁾; In tetrahydrofuran; at 40 ℃; for 3h; Inert atmosphere;
DOI:10.1016/j.tet.2008.12.047

Reference yield:

: 1133810-42-0
C₅₃H₃₆N₂O₅S

: 1133810-08-8
dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

Guidance literature:: In dichloromethane; at 23 ℃; Kinetics;
DOI:10.1016/j.tet.2008.12.047

Reference yield: 35.0%

: 591-50-4
iodobenzene

: 1133810-08-8
dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-7-((4-ethynylphenyl)ethynyl)-2',4a'-dimethyl-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

: 1133810-18-0
dimethyl 2-((4-((4-(acetylthio)phenyl)ethynyl)phenyl)ethynyl)-2',4a'-dimethyl-7-((4-(phenylethynyl)phenyl)ethynyl)-4a'H-spiro[fluorene-9,5'-pyrrolo[1,2-b]pyridazine]-6',7'-dicarboxylate

Guidance literature:: With copper(l) iodide; N-ethyl-N,N-diisopropylamine; triphenylphosphine; bis(dibenzylideneacetone)-palladium⁽⁰⁾; In tetrahydrofuran; at 40 ℃; for 3h; Inert atmosphere;
DOI:10.1016/j.tet.2008.12.047