Palladium-catalyzed direct α-arylation of methyl sulfones with aryl bromides.

Palladium-catalyzed direct α-arylation of methyl sulfones with aryl bromides.

Organic letters (2013-03-23)

Bing Zheng, Tiezheng Jia, Patrick J Walsh

要旨

A direct and efficient approach for palladium-catalyzed arylation of aryl and alkyl methyl sulfones with aryl bromides has been developed. The catalytic system affords arylated sulfones in good to excellent yields (73-90%).

材料

製品番号

ブランド

製品内容

D2650

Sigma-Aldrich

ジメチルスルホキシド, Hybri-Max^™, sterile-filtered, BioReagent, suitable for hybridoma, ≥99.7%

472301

Sigma-Aldrich

ジメチルスルホキシド, ACS reagent, ≥99.9%

D8418

Sigma-Aldrich

ジメチルスルホキシド, for molecular biology

34869

Sigma-Aldrich

ジメチルスルホキシド, suitable for HPLC, ≥99.7%

D2438

Sigma-Aldrich

ジメチルスルホキシド, sterile-filtered, BioPerformance Certified, meets EP, USP testing specifications, suitable for hybridoma

D5879

Sigma-Aldrich

ジメチルスルホキシド, ReagentPlus^®, ≥99.5%

D4540

Sigma-Aldrich

ジメチルスルホキシド, ≥99.5% (GC), suitable for plant cell culture

41640

Sigma-Aldrich

ジメチルスルホキシド, puriss. p.a., ACS reagent, ≥99.9% (GC)

276855

Sigma-Aldrich

ジメチルスルホキシド, anhydrous, ≥99.9%

41639

Sigma-Aldrich

ジメチルスルホキシド, BioUltra, for molecular biology, ≥99.5% (GC)

M81705

Sigma-Aldrich

ジメチルスルホン, 98%

34943

Sigma-Aldrich

ジメチルスルホキシド, puriss. p.a., dried, ≤0.02% water

D9170

Sigma-Aldrich

ジメチルスルホキシド, PCR Reagent

D1435

Sigma-Aldrich

ジメチルスルホキシド, meets EP testing specifications, meets USP testing specifications

41867

Supelco

ジメチルスルホン, Standard for quantitative NMR, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

PHR1309

Supelco

ジメチルスルホキシド, Pharmaceutical Secondary Standard; Certified Reference Material

673439

Sigma-Aldrich

ジメチルスルホキシド溶液, 50 wt. % in H₂O

94563

Supelco

ジメチルスルホキシド, analytical standard

01934

Supelco

ジメチルスルホキシド, for inorganic trace analysis, ≥99.99995% (metals basis)

07-4875

Sigma-Aldrich

ジメチルスルホキシド, ≥99.5%

07-4871

Sigma-Aldrich

ジメチルスルホキシド, suitable for HPLC

07-4860

Sigma-Aldrich

ジメチルスルホキシド, JIS special grade, ≥99.0%

V900090

Sigma-Aldrich

ジメチルスルホキシド, Vetec^™, reagent grade, 99%

07-4870

Sigma-Aldrich

ジメチルスルホキシド, SAJ first grade, ≥99.0%

07-4872

Sigma-Aldrich

ジメチルスルホキシド, ≥99.0%, suitable for absorption spectrum analysis