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259101

Sigma-Aldrich

Bis(2-diphenylphosphinoethyl)phenylphosphine

97%

Synonym(s):

Phenylbis(diphenylphosphinoethyl)phosphine, Triphos

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About This Item

Linear Formula:
C6H5P[CH2CH2P(C6H5)2]2
CAS Number:
23582-02-7
Molecular Weight:
534.55
EC Number:
245-753-8
MDL number:
MFCD00003048
UNSPSC Code:
12352002
PubChem Substance ID:
24855686
NACRES:
NA.22

Assay

97%

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling
reagent type: ligand

mp

130-132 °C (lit.)

functional group

phosphine

SMILES string

C(CP(c1ccccc1)c2ccccc2)P(CCP(c3ccccc3)c4ccccc4)c5ccccc5

InChI

1S/C34H33P3/c1-6-16-30(17-7-1)35(26-28-36(31-18-8-2-9-19-31)32-20-10-3-11-21-32)27-29-37(33-22-12-4-13-23-33)34-24-14-5-15-25-34/h1-25H,26-29H2

InChI key

AXVOAMVQOCBPQT-UHFFFAOYSA-N

Related Categories

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Sigma-Aldrich

261947

1,4-Bis(diphenylphosphino)butane

Daniel T Walters et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 25(15), 3849-3857 (2018-12-24)
Two new molecular boxes, the mono-bromo box [Au6 (Triphos)4 Br](SbF6 )5 ⋅6(CH2 Cl2 ), 4 mB, and the dibromo box, [Au6 (Triphos)4 Br2 ⋅H2 O](SbF6 )4 ⋅4(CH2 Cl2 ), 5 dB, have been prepared in crystalline form. Although constructed from non-luminescent components

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