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Merck
CN

936901

RockPhos ChemBeads

loading 5 wt. %

Synonym(s):

2-Di(tert-butyl)phosphino-2′,4′,6′-triisopropyl-3-methoxy-6-methylbiphenyl ChemBeads, Di-tert-butyl(2′,4′,6′-triisopropyl-3-methoxy-6-methyl-[1,1′-biphenyl]-2-yl)phosphine

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About This Item

UNSPSC Code:
12352100

Key Documents

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Product Name

RockPhos ChemBeads, loading 5 wt. %

InChI

1S/C31H49OP/c1-19(2)23-17-24(20(3)4)28(25(18-23)21(5)6)27-22(7)15-16-26(32-14)29(27)33(30(8,9)10)31(11,12)13/h15-21H,1-14H3

InChI key

CVLLAKCGAFNZHJ-UHFFFAOYSA-N

SMILES string

CC1=C(C2=C(C(C)C)C=C(C(C)C)C=C2C(C)C)C(P(C(C)(C)C)C(C)(C)C)=C(OC)C=C1

form

beads

composition

loading, 5 wt. %

reaction suitability

reagent type: ligand
reaction type: Cross Couplings

color

White to Off White

Quality Level

100

Application

ChemBeads are chemical coated glass beads. ChemBeads offer improved flowability and chemical uniformity perfect for automated solid dispensing and high-throughput experimentation. The method of creating ChemBeads uses no other chemicals or surfactants allowing the user to accurately dispense sub-milligram amounts of chemical. For general uses, product is also available in powdered form (791016 )

Features and Benefits

ChemBeads are chemical coated glass beads. ChemBeads offer improved flowability and chemical uniformity perfect for automated solid dispensing and high-throughput experimentation. The method of creating ChemBeads uses no other chemicals or surfactants allowing the user to accurately dispense sub-milligram amounts of chemical.

General description

The ChemBeads[][] product of the Biaryl Buchwald ligand RockPhos. RockPhos is a bulky ligand[] that has been used in:
  • Pd-catalyzed intermolecular bond formation using both secondary and primary alcohols.[][]
  • The chloroethoxylation of aromatic and heteroaromatic chlorides.[]
  • The three-component coupling of alkynes, alkenyl bromides and pinacolborane for the synthesis of allylic boronate esters.[]
  • Loaded at 5% wt. on glass beads for use in high-throughput expermentation (HTE).

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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