Triphenylphosphine oxide, 99%, Thermo Scientific Chemicals

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS

791-28-6

Molecular Formula

C18H15OP

Molecular Weight (g/mol)

278.29

MDL Number

MFCD00002080 MFCD03458802

InChI Key

FIQMHBFVRAXMOP-UHFFFAOYSA-N

Synonym

triphenylphosphine oxide, phosphine oxide, triphenyl, triphenyl phosphorus oxide, triphenyl phosphine oxide, triphenylphosphane oxide, tppo, triphenylphosphineoxide, ph3po, diphenylphosphoroso benzene, triphenylphosphanoxid

PubChem CID

13097

ChEBI

CHEBI:36601

IUPAC Name

diphenylphosphorylbenzene

SMILES

O=P(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1

Melting Point

154.0°C to 158.0°C

Color

Brown-Pink to White

Boiling Point

>360.0°C

Flash Point

180°C

Infrared Spectrum

Authentic

Assay Percent Range

98.5% min. (HPLC)

Packaging

Glass bottle

Linear Formula

(C₆H₅)₃P(O)

Quantity

500 g

Beilstein

16,IV,1011

Fieser

14,337; 16,368

Solubility Information

Solubility in water: slightly soluble.

Formula Weight

278.29

Percent Purity

99%

Physical Form

Crystalline Powder or Flakes

Chemical Name or Material

Triphenylphosphine oxide

Hazard Category

GHS Signal Word: Warning

Hazard Statement

GHS H Statement
Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Harmful to aquatic life with long lasting effects.

Precautionary Statement

GHS P Statement
IF SWALLOWED: rinse mouth.
Do NOT induce vomiting.
Call a POISON CENTER or doctor/physician if you feel unwell.
IF ON SKIN: Wash with plenty of soap and water.
If eye irritation persists: Get medical advice/attent

EINECSNumber

212-338-8

SDS

Hazard Category

GHS Signal Word: Warning

Hazard Statement

GHS H Statement
Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Harmful to aquatic life with long lasting effects.

Precautionary Statement

GHS P Statement
IF SWALLOWED: rinse mouth.
Do NOT induce vomiting.
Call a POISON CENTER or doctor/physician if you feel unwell.
IF ON SKIN: Wash with plenty of soap and water.
If eye irritation persists: Get medical advice/attent

EINECSNumber

212-338-8

SDS

RUO – Research Use Only