Skip to Content
Merck
All Photos(2)

Key Documents

252964

Sigma-Aldrich

Diphenylphosphine

98%

Synonym(s):

HPPh2, Ph2PH

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(C6H5)2PH
CAS Number:
Molecular Weight:
186.19
Beilstein:
742504
EC Number:
MDL number:
UNSPSC Code:
12352002
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

2 mmHg ( 110 °C)

Assay

98%

form

liquid

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

refractive index

n20/D 1.625 (lit.)

bp

280 °C (lit.)

density

1.07 g/mL at 25 °C (lit.)

functional group

phosphine

SMILES string

C1(PC2=CC=CC=C2)=CC=CC=C1

InChI

1S/C12H11P/c1-3-7-11(8-4-1)13-12-9-5-2-6-10-12/h1-10,13H

InChI key

GPAYUJZHTULNBE-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

Deprotonation of Ph2PH gives diphenylphosphide, used for synthesis of novel phosphine ligands, Wittig-Horner reagents, and phosphonium salts; source of phosphorus-centered radicals.

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Pyr. Liq. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 3

Flash Point(F)

230.0 °F - closed cup

Flash Point(C)

110 °C - closed cup

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Brumwell, J. E.; Simpkins, N. S. et al.
Tetrahedron Letters, 34, 1215-1215 (1993)
Schow, S. R.; Bloom, J. D. et al.
Journal of the American Chemical Society, 108, 2662-2662 (1986)
Lars Riis Damgaard et al.
Analytica chimica acta, 1101, 135-140 (2020-02-08)
Nitrous oxide is an important greenhouse gas and there is a need for sensitive techniques to study its distribution in the environment at concentrations near equilibrium with the atmosphere (9.6 nM in water at 20 °C). Here we present an electrochemical sensor
Urszula K Komarnicka et al.
Journal of inorganic biochemistry, 165, 25-35 (2016-10-21)
In this paper we present lomefloxacin's (HLm, 2nd generation fluoroquinolone antibiotic agent) organic and inorganic derivatives: aminomethyl(diphenyl)phosphine (PLm), its oxide as well as new copper(I) iodide or copper(I) thiocyanate complexes with PLm and 2,9-dimethyl-1,10-phenanthroline (dmp) or 2,2'-biquinoline (bq) as the
Yu Wang et al.
Science advances, 5(6), eaaw5623-eaaw5623 (2019-06-13)
The behavior of individual nanocrystals during superlattice phase transitions can profoundly affect the structural perfection and electronic properties of the resulting superlattices. However, details of nanocrystal morphological changes during superlattice phase transitions are largely unknown due to the lack of

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service