1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine)

Basic Information

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CAS Number

76189-55-4

Molecular Formula

C44H32P2

Molecular Weight

622.69 g/mol

Chemical Classification

Agricultural Chemicals Pesticides Insecticides

Basic Physical Properties

Melting Point

239-241 °C

Flash Point

419℃

Refractive Index

235 ° (C=0.3, Toluene)

Specific Rotation

240 º (c=0.3, toluene)

SMILES

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[C@@]1([C@]2=C3C=CC=CC3=CC=C2P(C4=CC=CC=C4)C5=CC=CC=C5)=C6C=CC=CC6=CC=C1P(C7=CC=CC=C7)C8=CC=CC=C8

InChI

InChI=1S/C44H32P2/c1-5-19-35(20-6-1)45(36-21-7-2-8-22-36)41-31-29-33-17-13-15-27-39(33)43(41)44-40-28-16-14-18-34(40)30-32-42(44)46(37-23-9-3-10-24-37)38-25-11-4-12-26-38/h1-32H

InChIKey

MUALRAIOVNYAIW-UHFFFAOYSA-N

LogP

9.176400000000003

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

797

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Sensitiveness

Air Sensitive

Synonyms & References

English

(R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl
R-(+)-BINAP
R-BINAP
(R)-BINAP
(R)-(+)-BINAP
(R)-(+)-2,2'-Bis(diphenylphosphosino)-1,1'-binaphthyl
(R)-(+)-2,2'-Bis(diphenylphospho)-1,1'-Dinaphthalene
(+/-)-(1,1'-BINAPHTHALENE-2,2'-DIYL)BIS(DIPHENYLPHOSPHINE)
(+/-)-2,2'-Bis(diphenylphosphino)-1,1'-dinaphthalene (BINAP)
(R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene
(R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthy
(S)-(-)-BINAP
BINAP
(R)-BINAP / (R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene
(R)-(+)-2,2'-Bis(diphenylphosphino)-1,1'-binaphthyl R-Binap
[(1R)-1-(2-diphenylphosphanyl-1-naphthyl)-2-naphthyl]-diphenyl-phosphane

MDL Number

MFCD00010805

Customs Code

2902909090

FAQ

What is 1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-55-4)?

1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) is a phosphine ligand with the chemical formula C34H26P2. It is a colorless solid with high thermal stability and is commonly used in coordination chemistry. Its structure consists of two diphenylphosphine groups connected by a binaphthalene bridge, making it a chiral compound with applications in asymmetric catalysis.

What are the main uses of 1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-55-4)?

1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) is widely used in pharmaceutical research as a chiral ligand for asymmetric catalysis. It also finds applications in organic synthesis, particularly in the development of complex molecules. Additionally, it is used in industrial processes and as a research reagent in chemical studies involving transition metal complexes.

Is 1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-55-4) safe?

1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) is generally considered safe when handled properly. However, it should be treated with care as it may have irritant properties. Safety data sheets recommend using appropriate personal protective equipment (PPE) and working in a well-ventilated area. It is important to follow standard chemical safety protocols to minimize exposure risks.

How should 1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) (CAS: 76189-55-4) be stored?

1,1'-Binaphthalene-2,2'-diylbis(diphenylphosphine) should be stored in a cool, dry, and dark place, preferably at temperatures below 25°C. It is important to keep it in a sealed container to prevent moisture and air exposure. Proper storage helps maintain its stability and prolong its shelf life in laboratory and industrial settings.