2H-Pyran-2-one, 4,5,6-triphenyl-

Base Information

• Chemical Name: 2H-Pyran-2-one, 4,5,6-triphenyl-
• CAS No.: 21476-73-3
• Molecular Formula: C23H16O2
• Molecular Weight: 324.379
• DSSTox Substance ID: DTXSID00405435
• Nikkaji Number: J3.476.416F
• Wikidata: Q82209989
• Mol file: 21476-73-3.mol

Synonyms:2H-Pyran-2-one, 4,5,6-triphenyl-;4,5,6-Triphenyl-2H-pyran-2-one;21476-73-3;DTXSID00405435;AKOS024406040

Chemical Property of 2H-Pyran-2-one, 4,5,6-triphenyl-

Chemical Property:

• XLogP3: 4.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 3
• Exact Mass: 324.115029749
• Heavy Atom Count: 25
• Complexity: 538

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)C2=CC(=O)OC(=C2C3=CC=CC=C3)C4=CC=CC=C4

Technology Process of 2H-Pyran-2-one, 4,5,6-triphenyl-

There total 12 articles about 2H-Pyran-2-one, 4,5,6-triphenyl- 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: 88.0%

Cinnamic acid (621-82-9) + diphenyl acetylene (501-65-5) → 4,5,6-triphenyl-2H-pyran-2-one (21476-73-3)

Guidance literature:

With [RhCl₂(p-cymene)]2; copper(II) acetate monohydrate; In tert-Amyl alcohol; at 90 ℃; for 2h; Reagent/catalyst; Solvent;

DOI:10.1021/acs.orglett.5b02631

Reference yield:

iodobenzene (591-50-4) + C17H11I2InO2 → 4,5,6-triphenyl-2H-pyran-2-one (21476-73-3)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; sodium methylate; In N,N-dimethyl-formamide; at 110 ℃; for 24h; Inert atmosphere; Glovebox; Sealed tube;

DOI:10.1021/acs.joc.9b02186

Reference yield:

4,5,6-triphenyl-3,4-dihydro-pyran-2-one (6502-46-1) → 4,5,6-triphenyl-2H-pyran-2-one (21476-73-3)

Guidance literature:

With sulfur; at 170 - 190 ℃;

upstream raw materials:

phenyl benzyl ketone

phenylpropynoic acid ethyl ester

4,5,6-triphenyl-3,4-dihydro-pyran-2-one

5-oxo-3,4,5-triphenyl-valeric acid

Downstream raw materials:

2,3,4,5-Tetraphenyl-λ³-phosphin

3,4-diphenyl-crotonic acid

1,2,3-triphenyl-2-buten-1-one

benzoic acid