9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene

Base Information

Chemical Name:9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene
CAS No.:87031-48-9
Molecular Formula:C₃₂H₂₀O₂
Molecular Weight:436.51
Hs Code.:
DSSTox Substance ID:DTXSID70515636
Wikidata:Q82376604

Synonyms:87031-48-9;DTXSID70515636;9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene

Suppliers and Price of 9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene

Supply Marketing:

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

Manufacturers and distributors:

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Chemical Property of 9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene

Chemical Property:

XLogP3:6.1
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:2
Exact Mass:436.146329876
Heavy Atom Count:34
Complexity:837

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1=CC=C(C=C1)C2=CC(=C=C=C3C4=CC=CC=C4OC5=CC=CC=C53)C=C(O2)C6=CC=CC=C6

Technology Process of 9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene

There total 2 articles about 9-[(2,6-Diphenyl-4H-pyran-4-ylidene)ethenylidene]-9H-xanthene 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:

: 3558-68-7
2,6-diphenylpyrylium perchlorate

: 87031-48-9
9-(2,6-Diphenyl-pyran-4-ylidenevinylidene)-9H-xanthene

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) n-butyllithium / 1.) ether, hexane, -77 deg C, 15 min; 2.) ether, room temp., 1 h

2: 1.) n-butyllithium / 1.) THF, hexane, <-5 deg C, 5 min; 2.) THF, room temp., 1 h

With n-butyllithium;
DOI:10.1055/s-1983-30398

Reference yield:

: 90-47-1
xanth-9-one

: 86393-27-3
2,6-diphenyl-4-<(trimethylsilyl)acetenyl>-4H-pyran

: 87031-48-9
9-(2,6-Diphenyl-pyran-4-ylidenevinylidene)-9H-xanthene

Guidance literature:: With n-butyllithium; Yield given. Multistep reaction; 1.) THF, hexane, <-5 deg C, 5 min; 2.) THF, room temp., 1 h;
DOI:10.1055/s-1983-30398