Dibenzylideneacetone or dibenzalacetone, often abbreviated dba, is an organic compound with the formula C17H14O. It is a pale-yellow solid insoluble in...
10 KB (741 words) - 10:03, 7 November 2023
Tris(dibenzylideneacetone)dipalladium(0) or [Pd2(dba)3] is an organopalladium compound. The compound is a complex of palladium(0) with dibenzylideneacetone...
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published on this topic in 1880 and 1881. An example is the synthesis of dibenzylideneacetone ((1E, 4E)-1,5-diphenylpenta-1,4-dien-3-one). Quantitative yields...
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Claisen-Schmidt condensation with another molecule of benzaldehyde to form dibenzylideneacetone. Because relatively weak bases such as NaOH make very little of the...
6 KB (477 words) - 19:32, 27 October 2022
human ear Design basis accident, scenario in nuclear facilities Dibenzylideneacetone, an organic compound used as a sunscreen Double Bass Array, active...
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tetrachloropalladate, to which dibenzylideneacetone (dba) and acetylacetonate may be coordinated to form tris(dibenzylideneacetone)dipalladium(0) (Pd2(dba)3)...
6 KB (555 words) - 05:48, 25 March 2024
tris(dibenzylideneacetone)dipalladium(0) (Pd2(dba)3), is prepared by reducing sodium tetrachloropalladate in the presence of dibenzylideneacetone. Palladium(0)...
59 KB (6,283 words) - 17:25, 19 August 2024
function as ligands, forming metal-alkene complexes such as tris(dibenzylideneacetone)dipalladium(0). Extensive work has been reported on cyclic dienones...
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the type PhCHX2 and PhCH= substituents (Ph = C6H5). For example, dibenzylideneacetone is (PhCH=CH)2CO. Benzal chloride, PhCHCl2, is alternatively named...
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Negishi coupling of hexaiodidobenzene and diferrocenylzinc, using tris(dibenzylideneacetone)dipalladium(0) as catalyst, in tetrahydrofuran: The yield is only...
53 KB (5,194 words) - 17:00, 2 November 2024
low-valent metal complexes, examples being Fe(bda)(CO)3 and tris(dibenzylideneacetone)dipalladium(0). α,β-Unsaturated carbonyls are readily hydrogenated...
10 KB (1,120 words) - 04:31, 3 October 2024
Fe(C5H5)2, molybdenum hexacarbonyl Mo(CO)6, triethylborane Et3B, Tris(dibenzylideneacetone)dipalladium(0) Pd2(dba)3) Clusters can be found in all classes of...
29 KB (3,220 words) - 03:00, 24 October 2024
J.; Ibers, James A. "Chemistry of dibenzylideneacetone-palladium(0) complexes. I. Novel tris(dibenzylideneacetone)dipalladium(solvent) complexes and...
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Related complexes chlorotris(triphenylphosphine)rhodium(I) tris(dibenzylideneacetone)dipalladium(0) Tetrakis(triphenylphosphine)platinum(0)...
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conjugate addition: The catalyst system in this reaction is tris(dibenzylideneacetone)dipalladium(0) / tricyclohexylphosphine. Another conjugate addition...
26 KB (2,605 words) - 12:51, 11 October 2024
hexaferrocenylbenzene: with hexaiodidobenzene, diferrocenylzinc and tris(dibenzylideneacetone)dipalladium(0) in tetrahydrofuran. The yield is only 4% signifying...
34 KB (3,954 words) - 20:12, 15 June 2024
and a salt such as ammonium chloride . The catalyst system is tris(dibenzylideneacetone)dipalladium(0) with triphenylarsine: A common alteration to the Stille...
47 KB (5,491 words) - 13:23, 22 February 2024
Pd-Vinyl ≈ Pd-Aryl < Pd-Alkyl. Zerovalent Pd(0) compounds include tris(dibenzylideneacetone)dipalladium(0) and tetrakis(triphenylphosphine)palladium(0). These...
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partners were a tosylhydrazone, an aryl halide with catalyst system dibenzylideneacetone / XPhos. As part of the catalytic cycle the diazo intermediateformed...
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there are many types, attached to a normal flask. Cinnamic acid Dibenzylideneacetone Tetrahedral carbonyl addition compound Lassar-Cohn (1906). Arbeitsmethoden...
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E105 1033035-83-4 C51H40N6O23S6 suramin 145-63-1 C51H42Pd2O3 Tris(dibenzylideneacetone)dipalladium 51364-51-3 C51H48O15 NSC 314300 73113-86-7 C51H50O21...
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metals as found in (benzylideneacetone)iron tricarbonyl and tris(dibenzylideneacetone)dipalladium(0). Metal alkene complexes. Bis(cyclooctadiene)nickel(0)...
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using simple catalysts such as palladium acetate (Pd(OAc)2) or tris(dibenzylideneacetone)dipalladium(0) (Pd2dba3) at room temperature in air, and in benign...
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sequence are a Suzuki-Miyaura coupling with an ionic liquid and Tris(dibenzylideneacetone)dipalladium(0) and a Heck reaction with another palladium catalyst...
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nanoparticles can also be synthesized by decomposing Pt2(dba)3 (dba = dibenzylideneacetone) under a CO or H2 atmosphere, in the presence of a capping agent...
45 KB (5,347 words) - 22:26, 30 June 2024
The first reported asymmetric rearrangement is catalyzed by tris(dibenzylideneacetone)dipalladium(0) and the Trost ligand: A similar reaction uses additional...
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substrates with catalytic [Pd2(dba)3]CHCl3 and triphenylphosphine (dba =dibenzylideneacetone) (Scheme 13). Mycophenolic acid is a Penicillium metabolite that...
19 KB (2,079 words) - 10:35, 12 August 2024
iodide 1 in a Stille reaction in presence of carbon monoxide (tris(dibenzylideneacetone)dipalladium(0), triphenylarsine). The internal double in 3 was converted...
39 KB (4,087 words) - 03:50, 29 February 2024
a Pd-L complex. Labile ligands typically include cyclooctadiene, dibenzylideneacetone, bridging halides, or phosphines. This process can be used in conjunction...
9 KB (915 words) - 09:34, 26 September 2024