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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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Innehåll

Introduction

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

Name

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

Synonyms

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

Molecular Formula

C44H32P2

Molarmassa

622.69

Melting Point

283-286°C(lit.)

Boling Point

724.3±55.0 °C(Predicted)

Vattenlöslighet

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

Solubility

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

Utseende

White to beige powder

Färg

White to light beige

Merck

14,1223

BRN

5321443

Lagringstillstånd

Keep in dark place,Inert atmosphere,Room temperature

Sensitive

Air Sensitive

MDL

MFCD00010805

Physical and Chemical Properties

Melting point 280-285°C.

Use

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

Hazard Symbols

Xi – Irritant

Risk Codes

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

Safety Description

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 Germany

3

98327-87-8 – Introduction

racemic BINAP.

98327-87-8 – Reference Information

Ansökan

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.

Use

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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