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BINAP 1.1′-Binaphthyl-2.2′-diphemyl phosphine CAS 98327-87-8

IntroductionCAS Number: 98327-87-8 Molecular Formula: C44H32P2 Molecular Weight: 622.69 g/mol A

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Présentation

CAS Number: 98327-87-8 Molecular Formula: C44H32P2 Molecular Weight: 622.69 g/mol Appearance: White to light beige powder Melting Point: 283-286 °C Usage: Mainly used as an intermediate in organic synthesis and asymmetric catalysis.

98327-87-8 – Names and Identifiers

Nom

racemic-2,2′-Bis(diphenylphosphino)-1,1′-binaphthyl

Synonymes

BINAP
Binap
(?-Binap
1.1′-Binaphthyl-2.2′-Diphemyl Phosphine
2,2′-BIS(DIPHENYLPHOSPHINO)-1,1′-BINAPHTHYL
(?-2,2-Bis(Diphenylphosphino)-1,1-Binaphthyl
Rac-2,2-Bis(Diphenylphosphino)-1,1-Binaphthyl
2,2′-Bis(diphenylphosphino)-1,1′-binaphthalene
Racemic-2,2′-bis(diphenylphosphino)-1,1′-binaphthy
racemic-2,2′-Bis(diphenylphosphino)-1,1′-binaphthyl
S(-)-(1,1′-Binaphthalene-2,2′-Diyl)Bis(Diphenylphosphine)
RACEMIC-2,2”-BIS(DIPHENYLPHOSPHINO)-1,1”-BINAPHTHYL BINAP
2,2′-Bis-(diphenylphosphino)-1,1′-binaphthyl (Racemic BINAP)

CAS

98327-87-8

EINECS

619-338-0

Inchikey

MUALRAIOVNYAIW-UHFFFAOYSA-N

98327-87-8 – Physico-chemical Properties

Formule moléculaire

C44H32P2

Masse molaire

622.69

Point de fusion

283-286°C(lit.)

point Boling

724.3±55.0 °C(Predicted)

Solubilité dans l'eau

Soluble in tetrahydrofuran, benzene and dichloromethane. Slightly soluble in ether, methanol and ethanol. Insoluble in water.

Solubilité

Chloroform (Slightly, Sonicated), Dichloromethane (Slightly, Heated),

Apparence

White to beige powder

Couleur

White to light beige

Merck

14,1223

BRN

5321443

Condition de stockage

Garder dans un endroit sombre, atmosphère inerte, température ambiante

Sensible

Sensible à l'air

MDL

MFCD00010805

Propriétés physiques et chimiques

Melting point 280-285°C.

Utilisation

Used for asymmetric hydrogenation catalysis, carbonyl reduction, etc. A ligand for the palladium-catalyzed arylamine coupling reaction for the preparation of desmethylthio-colchicine? cicatine. It can be used in combination with Cu(II) to catalyze the addition reaction of arylsulfonamide to produce styrene and olefins. It can also be used for palladium-catalyzed tripyridyl amine reaction.

98327-87-8 – Risk and Safety

Symboles de danger

Xi – Irritant

Codes de risque

36/37/38 – Irritating to eyes, respiratory system and skin.

Description de la sécurité

S22 – Do not breathe dust.
S24/25 – Avoid contact with skin and eyes.
S37/39 – Wear suitable gloves and eye/face protection
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

Wgk Allemagne

3

98327-87-8 – Introduction

racemic BINAP.

98327-87-8 – Reference Information

Application

1,1 ‘-binaphthalen-2, 2’-diphenylphosphine (BINAP) it is a powerful chiral auxiliary, which is used as a homogeneous catalyst in some asymmetric chemical synthesis. 1,1 ‘-binaphthyl-2, 2’-diphenylphosphine is used as a ligand due to its high enantioselectivity to form a coordination complex.

Utilisation

1,1 ‘-binaphthyl-2, 2’-diphenylphosphine, commonly abbreviated as BINAP, ligands for asymmetric hydrogenation catalysis, carbonyl reduction; Palladium-catalyzed Arylamine coupling reactions for the preparation of desmethylthiocolchicine; With Cu(II) the use of a combination of catalyzed aryl sulfonamide addition reactions to produce styrene and olefins; For palladium-catalyzed terpyridination.
BINAP is used for asymmetric hydrogenation catalysis, carbonyl reduction, etc. Palladium-Catalyzed Arylamine coupling reaction ligands for the preparation of demethylthiohydrin? Alkaloid. Catalytic aryl sulfonamide addition reactions can be used in combination with Cu(II) to produce styrene and olefins. It can also be used in palladium-catalyzed tri-pyridination reactions.

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