CAS 55739-58-7

(R,R)-DIPAMP

Description:

(R,R)-DIPAMP, or (R,R)-1,2-bis(diphenylphosphino)ethane, is a bidentate ligand commonly used in coordination chemistry and catalysis. It features two diphenylphosphino groups attached to a central ethane backbone, which allows it to effectively chelate metal ions. This compound is characterized by its chirality, as it exists in two enantiomeric forms, with the (R,R) configuration being particularly notable for its ability to facilitate asymmetric synthesis. (R,R)-DIPAMP is often employed in palladium-catalyzed reactions, such as cross-coupling processes, due to its ability to stabilize metal complexes and enhance reaction selectivity. The ligand's steric and electronic properties contribute to its effectiveness in promoting enantioselective transformations. Additionally, (R,R)-DIPAMP is soluble in organic solvents, making it versatile for various synthetic applications. Its use in asymmetric catalysis has made it a valuable tool in the development of pharmaceuticals and fine chemicals, where the control of stereochemistry is crucial.

Formula: C₂₈H₂₈O₂P₂

InChI: InChI=1/C28H28O2P2/c1-29-25-17-9-11-19-27(25)31(23-13-5-3-6-14-23)21-22-32(24-15-7-4-8-16-24)28-20-12-10-18-26(28)30-2/h3-20H,21-22H2,1-2H3

SMILES: COc1ccccc1P(CCP(c1ccccc1)c1ccccc1OC)c1ccccc1

Synonyms:

• Ethane-1,2-Diylbis[(2-Methoxyphenyl)(Phenyl)Phosphane]
• (R,R)-(-)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane

(R,R)-1,2-Bis[(2-methoxyphenyl)phenylphosphino]ethane

CAS: 55739-58-7

Formula: C₂₈H₂₈O₂P₂

Purity: >97.0%(GC)(T)

Color and Shape: White to Light yellow to Light orange powder to crystal

Molecular weight: 458.48

Ref: 3B-B3035

(R,R)-DIPAMP, 90%

CAS: 55739-58-7

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: C₂₈H₂₈O₂P₂

Purity: 90%

Color and Shape: White, Crystalline powder

Molecular weight: 458.48

Ref: 02-H28374

(R,R)-(-)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane, 98% (-)-DIPAMP

CAS: 55739-58-7

(R,R)-(-)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane, 98% (-)-DIPAMP

Formula: (C₆H₄OCH₃)(C₆H₅)PCH₂CH₂P(C₆H₄OCH₃)(C₆H₅)

Purity: 98%

Color and Shape: white xtl.

Molecular weight: 458.47

Ref: 08-15-0481

Phosphine, 1,2-ethanediylbis[(2-methoxyphenyl)phenyl-, [R-(R*,R*)]-

CAS: 55739-58-7

Formula: C₂₈H₂₈O₂P₂

Purity: 98%

Color and Shape: Solid

Molecular weight: 458.4682

Ref: IN-DA00I9XX

(R,R)-(-)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane

CAS: 55739-58-7

(R,R)-(-)-1,2-Bis[(2-methoxyphenyl)(phenyl)phosphino]ethane

Purity: 98%

Molecular weight: 458.47g/mol

Ref: 54-OR310818

(R,R)-DIPAMP

CAS: 55739-58-7

Purity: 98%

Molecular weight: 458.4779968

Ref: 10-F791132