2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanone

Base Information

• Chemical Name: 2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanone
• CAS No.: 139292-29-8
• Molecular Formula: C19H13 Br O3
• Molecular Weight: 0
• Wikidata: Q76389192
• Mol file: 139292-29-8.mol

Synonyms:139292-29-8;BRN 5443386;(2E)-2-[2-(4-bromophenyl)-2-oxoethylidene]-5-(4-methylphenyl)furan-3-one;2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanon e;2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanone;2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(p-tolyl)furan-3(2H)-one;3(2H)-Furanone, 2-(2-(4-bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-;LS-70328

Chemical Property of 2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanone

Chemical Property:

• Vapor Pressure: 2.07E-11mmHg at 25°C
• Boiling Point: 532.3°Cat760mmHg
• Flash Point: 275.7°C
• PSA: 43.37000
• Density: 1.533g/cm³
• LogP: 4.46450
• XLogP3: 4.4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 3
• Exact Mass: 368.00481
• Heavy Atom Count: 23
• Complexity: 533

Purity/Quality:

2-(2-(4-BROMOPHENYL)-2-OXOETHYLIDENE)-5-(4-METHYLPHENYL)-3(2H)-FURANONE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC=C(C=C1)C2=CC(=O)C(=CC(=O)C3=CC=C(C=C3)Br)O2
• Isomeric SMILES: CC1=CC=C(C=C1)C2=CC(=O)/C(=C\C(=O)C3=CC=C(C=C3)Br)/O2

Technology Process of 2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanone

There total 1 articles about 2-(2-(4-Bromophenyl)-2-oxoethylidene)-5-(4-methylphenyl)-3(2H)-furanone 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: 71.0%

p-bromobenzoylmethylenetriphenylphosphorane (1777-57-7) + 5-(p-tolyl)-2,3-dihydro-2,3-furandione (55991-68-9) → 2-[2-(4-Bromo-phenyl)-2-oxo-eth-(Z)-ylidene]-5-p-tolyl-furan-3-one (139292-29-8)

Guidance literature:

In benzene; for 0.25h; Heating;

DOI:10.1007/BF00778981

Reference yield: 88.0%

2-[2-(4-Bromo-phenyl)-2-oxo-eth-(Z)-ylidene]-5-p-tolyl-furan-3-one (139292-29-8) → (2Z,4Z)-1-(4-Bromo-phenyl)-3,4-dihydroxy-6-p-tolyl-hexa-2,4-diene-1,6-dione (139266-58-3)

Guidance literature:

With hydrogenchloride; In acetone; at 40 - 50 ℃; for 1h;

DOI:10.1007/BF00778981

upstream raw materials:

p-bromobenzoylmethylenetriphenylphosphorane

5-(p-tolyl)-2,3-dihydro-2,3-furandione

Downstream raw materials:

(2Z,4Z)-1-(4-Bromo-phenyl)-3,4-dihydroxy-6-p-tolyl-hexa-2,4-diene-1,6-dione

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