8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

Base Information

Chemical Name:8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene
CAS No.:1220043-26-4
Molecular Formula:C₂₄H₂₇BF₂N₂Si
Molecular Weight:420.385
Hs Code.:

Synonyms:8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

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Chemical Property of 8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

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Technology Process of 8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

There total 9 articles about 8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene 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: 99.0%

: 4,4-difluoro-8-(4'-iodophenyl)-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

: 1066-54-2
trimethylsilylacetylene

: 1220043-26-4
8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

Guidance literature:: With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; In tetrahydrofuran; at 20 ℃; for 16h;
DOI:10.1021/ol100108r

Reference yield: 65.0%

: 625-82-1
2,4-dimethyl-1H-pyrrole

: 109-63-7
boron trifluoride diethyl etherate

: 77123-57-0
4-[(trimethylsilyl)ethynyl]bezaldehyde

: 1220043-26-4
8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

Guidance literature:: 2,4-dimethyl-1H-pyrrole; 4-[(trimethylsilyl)ethynyl]bezaldehyde; In tetrahydrofuran; at 20 ℃; for 0.5h; Inert atmosphere;

With trifluoroacetic acid; In tetrahydrofuran; at 20 ℃; for 12h; Inert atmosphere;

boron trifluoride diethyl etherate; Further stages;

Reference yield: 55.0%

: 10-(4-bromophenyl)-5,5-difluoro-1,3,7,9-tetramethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide

: 1066-54-2
trimethylsilylacetylene

: 1220043-26-4
8-[4-(trimethylsilyl)ethynylphenyl]-4,4-difluoro-1,3,5,7-tetramethyl-4-bora-3a,4a-diaza-s-indacene

Guidance literature:: 10-(4-bromophenyl)-5,5-difluoro-1,3,7,9-tetramethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide; With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; at 60 ℃; for 0.583333h; under 633.813 Torr; Inert atmosphere;

trimethylsilylacetylene; With triethylamine; In tetrahydrofuran; at 60 ℃; under 633.813 Torr; Inert atmosphere;
DOI:10.1002/chem.202004481