252964

Diphenylphosphine

98%

• Synonym(s): HPPh₂, Ph₂PH
• Linear Formula: (C₆H₅)₂PH
• CAS Number: 829-85-6
• Molecular Weight: 186.19
• Beilstein: 742504
• EC Number: 212-591-4
• MDL number: MFCD00003040
• UNSPSC Code: 12352002
• PubChem Substance ID: 24855251
• NACRES: NA.22

Properties

• 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

Description

Application

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

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H250,H315,H319,H335
• Precautionary Statements: P210 - P222 - P231 + P232 - P302 + P352 - P305 + P351 + P338 - P370 + P378
• 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