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Safety Information

287954

Sigma-Aldrich

Bis(diphenylphosphino)acetylene

98%

Synonym(s):

((Diphenylphosphino)ethynyl)diphenylphosphine, Bis(diphenylphosphino)ethyne

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About This Item

Linear Formula:
(C6H5)2PC≡CP(C6H5)2
CAS Number:
5112-95-8
Molecular Weight:
394.38
EC Number:
225-842-8
MDL number:
MFCD00003045
UNSPSC Code:
12352003
PubChem Substance ID:
24857302
NACRES:
NA.22

Assay

98%

form

solid

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

86-88 °C (lit.)

functional group

phosphine

SMILES string

c1ccc(cc1)P(C#CP(c2ccccc2)c3ccccc3)c4ccccc4

InChI

1S/C26H20P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h1-20H

InChI key

FOWZHJNBFVLJGP-UHFFFAOYSA-N

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

287954-5G:
287954-BULK:
287954-1G:
287954-VAR:

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP8446
MKCM6584
MKCL7067
MKCG3515
MKCG1143

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Noora Svahn et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 24(55), 14654-14667 (2018-08-01)
A series of 4-ethynylaniline gold(I) complexes containing monophosphane (1,3,5-triaza-7-phosphaadamantane (pta; 2), 3,7-diacetyl-1,3,7-triaza-5-phosphabicyclo[3.3.1]nonane (3), and PR3 , with R=naphthyl (4), phenyl (5), and ethyl (6)) and diphosphane (bis(diphenylphosphino)acetylene (dppa; 7), trans-1,2-bis(diphenylphosphino)ethene (dppet; 8), 1,2-bis(diphenylphosphino)ethane (dppe; 9), and 1,3-bis(diphenylphosphino)propane (dppp; 10)) ligands

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