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Sigma-Aldrich

Bis(dibenzylideneacetone)palladium(0)

Sinonimo/i:

Palladium(0) bis(dibenzylideneacetone), Pd(dba)2

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About This Item

Formula condensata:
(C6H5CH=CHCOCH=CHC6H5)2Pd
Numero CAS:
32005-36-0
Peso molecolare:
575.00
Numero MDL:
MFCD00051942
Codice UNSPSC:
12161600
ID PubChem:
24853668
NACRES:
NA.22

Forma fisica

powder

Livello qualitativo

100

Impiego in reazioni chimiche

core: palladium
reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Cross Couplings
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling
reagent type: catalyst

Stringa SMILE

[Pd].O=C(/C=C/c1ccccc1)\C=C\c2ccccc2.O=C(/C=C/c3ccccc3)\C=C\c4ccccc4

InChI

1S/2C17H14O.Pd/c2*18-17(13-11-15-7-3-1-4-8-15)14-12-16-9-5-2-6-10-16;/h2*1-14H;/b2*13-11+,14-12+;
UKSZBOKPHAQOMP-SVLSSHOZSA-N

Descrizione generale

Bis(dibenzylideneacetone)palladium(0) (Pd(dba)2) is an air stable Pd0 complex. It is a reagent for the synthesis of allylic substituted cyclopentadienes. It is a homogeneous catalyst. It catalyzes the alkylation of allyl acetates by various nucleophiles under mild conditions.

Applicazioni

Application Guide for Palladium Catalyzed Cross-Coupling Reactions
Bis(dibenzylideneacetone)palladium(0) (Pd(dba)2) was employed as catalyst in the following studies:
  • Synthesis of isomeric 2-aryl-2,5-dihydrofurans, via Heck coupling of aryl bromides with alkenes using neopentyl phosphine ligands.
  • Heck reaction of benzyl trifluoroacetate and 2,3-dihydrofuran phosphoramidite ligand.
  • Allylation of stabilized anions.
  • Cross coupling of allyl, alkenyl and aryl halides with organostannanes.
  • Cross coupling of vinyl halides with alkenyl zinc species.
  • Carbonylation of alkenyl and aryl halides.
  • Employed with cyclic thiourea ligands in an efficient aerobic oxidation of alcohols to aldehydes and ketones.

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)

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