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Merck
CN

675938

Me4tButylXphos

96%, solid

Synonym(s):

2-Di-tert-butylphosphino-3,4,5,6-tetramethyl-2′,4′,6′-triisopropyl-1,1′-biphenyl, Tetramethyl di-tBuXPhos, Tetramethyl tBuXPhos

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About This Item

Empirical Formula (Hill Notation):
C33H53P
CAS Number:
Molecular Weight:
480.75
UNSPSC Code:
12352002
PubChem Substance ID:
NACRES:
NA.22
MDL number:
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Product Name

Me4tButylXphos, 96%

Quality Level

product line

Buchwald Ligand

assay

96%

form

solid

reaction suitability

reaction type: Cross Couplings, reagent type: ligand
reaction type: Buchwald-Hartwig Cross Coupling Reaction, reagent type: ligand
reaction type: C-X Bond Formation

mp

168-172 °C

functional group

phosphine

SMILES string

CC1=C(C)C(C)=C(C)C(C(C(C(C)C)=CC(C(C)C)=C2)=C2C(C)C)=C1P(C(C)(C)C)C(C)(C)C

InChI

1S/C33H53P/c1-19(2)26-17-27(20(3)4)30(28(18-26)21(5)6)29-24(9)22(7)23(8)25(10)31(29)34(32(11,12)13)33(14,15)16/h17-21H,1-16H3

InChI key

RCRYEYMHBHPZQD-UHFFFAOYSA-N

Legal Information

Usage subject to US Patents 6307087 and 6395916.


Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable



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Articles

Buchwald phosphine ligands for C-C, C-N, and C-O bond formation.

Buchwald and coworkers develop versatile phosphine ligands for Pd-catalyzed C–N bond formation; enhancing synthetic reactions for 20 years.

Buchwald phosphine ligands for C-C, C-N, and C-O bond formation.

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Takashi Ikawa et al.
Journal of the American Chemical Society, 129(43), 13001-13007 (2007-10-09)
We present results on the amidation of aryl halides and sulfonates utilizing a monodentate biaryl phosphine-Pd catalyst. Our results are in accord with a previous report that suggests that the formation of kappa(2)-amidate complexes is deleterious to the effectiveness of
David S Surry et al.
Chemical science, 2(1), 27-50 (2011-01-01)
Dialkylbiaryl phosphines are a valuable class of ligand for Pd-catalyzed amination reactions and have been applied in a range of contexts. This review attempts to aid the reader in the selection of the best choice of reaction conditions and ligand
Ruben Martin et al.
Accounts of chemical research, 41(11), 1461-1473 (2008-07-16)
The cores of many types of polymers, ligands, natural products, and pharmaceuticals contain biaryl or substituted aromatic structures, and efficient methods of synthesizing these structures are crucial to the work of a broad spectrum of organic chemists. Recently, Pd-catalyzed carbon-carbon



Global Trade Item Number

SKUGTIN
675938-5G04061833338339
675938-1G04061826733462
675938-250MG04061832747989