1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

Base Information

Chemical Name:1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene
CAS No.:184155-11-1
Molecular Formula:C₂₅H₂₂
Molecular Weight:322.45
Hs Code.:

Synonyms:1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

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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 1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

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Technology Process of 1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

There total 4 articles about 1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene 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: 80.0%

: 184155-06-4
2-(3-Methyl-but-3-en-1-ynyl)-cyclopent-1-enecarbaldehyde

: 184155-05-3
diphenyl(2,2-diphenyl-1-iodoethenyl)phosphine oxide

: 184155-11-1
1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

Guidance literature:: With n-butyllithium; In tetrahydrofuran; hexane; 1-) -78 deg C, 30 min, 2.) -78 deg C, 3 h; -78 deg C to room temperature;
DOI:10.1021/jo961073x

Reference yield:

: 7608-17-5
2-diphenylphosphino-1-phenylethyne

: 184155-11-1
1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

Guidance literature:: Multi-step reaction with 3 steps

1: 85 percent / 30percent H₂O₂ / tetrahydrofuran / 1.) 0 deg C, 30 min, 2.) room temperature, 2 h

2: 1.) CuBr, 2.) I₂ / 1.) THF, 50 deg C, 6 h, 2.) THF, room temperature, 3 h

3: 80 percent / n-BuLi / tetrahydrofuran; hexane / 1-) -78 deg C, 30 min, 2.) -78 deg C, 3 h; -78 deg C to room temperature

With n-butyllithium; dihydrogen peroxide; iodine; copper(I) bromide; In tetrahydrofuran; hexane;
DOI:10.1021/jo961073x

Reference yield:

: 7608-18-6
phenylethynyl diphenylphosphine oxide

: 184155-11-1
1,1-diphenyl-3-[2-(3-methyl-3-buten-1-ynyl)-1-cyclopentenyl]-1,2-propadiene

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) CuBr, 2.) I₂ / 1.) THF, 50 deg C, 6 h, 2.) THF, room temperature, 3 h

2: 80 percent / n-BuLi / tetrahydrofuran; hexane / 1-) -78 deg C, 30 min, 2.) -78 deg C, 3 h; -78 deg C to room temperature

With n-butyllithium; iodine; copper(I) bromide; In tetrahydrofuran; hexane;
DOI:10.1021/jo961073x