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Merck
CN

644692

Pd EnCat® TOTP30

extent of labeling: 0.4 mmol/g Pd loading, TOTP 0.5, Pd 1.0

别名:

聚脲基质微囊化乙酸钯和三(邻甲苯基)膦

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关于此项目

UNSPSC Code:
12161600
NACRES:
NA.22
MDL number:
MFCD06798792

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contains

0.15-0.20 mmol/g phosphorous, 0.40-0.47 mmol/g palladium

composition

Pd, 1.0 , TOTP, 0.5

reaction suitability

core: palladium, reaction type: Buchwald-Hartwig Cross Coupling Reaction, 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

extent of labeling

0.4 mmol/g Pd loading

General description

It is an encapsulated catalyst (EnCat®), wherein palladium acetate and tri-o-tolylphosphine (TOTP) are microencapsulated within a polyurea matrix, which prevents palladium leaching.

Application

可回收利用的负载化催化剂体系，在 C-C 键的形成和还原过程中可简化钯的除去。
Reaxa Technology

Features and Benefits

The advantages of using Pd EnCat® catalysts are:
  • low residual metal levels in crude product
  • easy recovery of catalyst
  • compatibility of immobilized metal with various ligands to effect C–C bond forming reactions
  • safer and easier to handle than Pd/C for hydrogenation
  • efficiency and economy gains through recovery and recycling

Other Notes

基质含量 30%

Legal Information

PdEncat 技术已申请国际专利，包括 PCT/GB 02/03135。
EnCat is a registered trademark of Reaxa Ltd.

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Sol. 2 - Repr. 1B - Skin Irrit. 2 - STOT RE 2 Inhalation

target_organs

Nervous system

wgk

WGK 3

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
1445202V
1445202
01304KJ
01104KJ
08415TC

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Steven V Ley et al.
Chemical communications (Cambridge, England), (10), 1134-1135 (2002-07-19)
Palladium(II) acetate microencapsulated in polyurea (MC-[Pd]) is an economical and versatile heterogeneous catalyst for a range of phosphine-free cross-coupling reactions in both conventional solvents and supercritical carbon dioxide (scCO2); the catalyst can be recovered by a simple filtration and recycled
Yu, J.Q., et al.
Chemical Communications (Cambridge, England), 678-697 (2003)
Steven V Ley et al.
Organic letters, 5(24), 4665-4668 (2003-11-25)
[reaction: see text] Pd nanoparticles (approximately 2 nm in size) microencapsulated in polyurea is an efficient and recyclable catalyst for reductive ring-opening hydrogenolysis of epoxides, using either HCOOH/Et(3)N or H(2) as a hydrogen donor.

相关内容

Pd EnCat™ Encapsulated Palladium Catalysts

Homogeneous palladium catalysts are widely utilized due to their versatility, reactivity and functional group tolerance.

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