Search through
Triphenyl phosphine oxide

Triphenyl phosphine oxide

CAS Number: 791-28-6

Molecular Formula: C18H15OP

About Triphenyl phosphine oxide

Triphenylphosphine oxide (CAS 791-28-6) is increasingly recognized by North American specialty chemical manufacturers as a high purity fine chemicals building block, primarily valued for its role as an epoxy cure catalyst and flame retardant additive in high-performance polymer formulations. TPPO has become a focal poi...

Triphenyl phosphine oxide Specifications

CAS Number
791-28-6
Molecular Formula
C18H15OP
Molecular Weight
278.28 g/mol
IUPAC Name
diphenylphosphorylbenzene
Canonical SMILES
C1=CC=C(C=C1)P(=O)(C2=CC=CC=C2)C3=CC=CC=C3
InChI Key
FIQMHBFVRAXMOP-UHFFFAOYSA-N
Molecular Weight
278.28 g/mol

Catalysis

A nucleophilic catalyst or promoter to facilitate allylation of aldehydes and N-acylhydrazones with allyltrichlorosilanes

Crystallization Aid

A popular reagent used to induce the crystallization of chemical compounds through hydrogen bonding

Ligand

A powerful stabilizing ligand for transition metal catalysts to enhance reaction yields and reproducibility

Scavenger

A practical reagent used to remove ruthenium by-products generated during olefin metathesis reactions

Organic Synthesis

A key reagent used in the preparation of phosphine oxide derivatives for medicinal chemistry and materials science

Pharmaceutical Development

A versatile compound used to modify and optimize drug candidates in drug discovery processes

Triphenyl phosphine oxide FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

Rounded Top

Explore Pharmaceutical Portfolio

Calcium acetate monohydrate

CAS No : 5743-26-0

Calcium acetate monohydrate

Category : Pharmaceutical Actives & Precursors

Sub-Category : Active Pharmaceutical Ingredients (APIs)

Description : Calcium acetate monohydrate (CAS No: 5743-26-0) occupies a critical position in the global specialit...

View Product
Magnesium Sulphate Monohydrate

CAS No : 14168-73-1

Magnesium Sulphate Monohydrate

Category : Pharmaceutical Actives & Precursors, Inorganic Chemicals

Sub-Category : Active Pharmaceutical Ingredients (APIs), Inorganic Salts

Description : We supply high-efficiency magnesium sulphate monohydrate (CAS No: 14168-73-1) archieved across inter...

View Product
P-Nitrobenzoyl Chloride

CAS No : 122-04-3

P-Nitrobenzoyl Chloride

Category : Pharmaceutical Actives & Precursors

Sub-Category : Intermediates & Precursors

Description : P-Nitrobenzoyl Chloride (CAS 122-04-3) is a critical building block in the API intermediates market,...

View Product
3-(4 Chloro Phenyl) Glutaric Acid

CAS No : 35271-74-0

Category : Pharmaceutical Actives & Precursors

Sub-Category : Active Pharmaceutical Ingredients (APIs)

Description : 3-(4-Chlorophenyl)glutaric acid (CAS 35271-74-0) is a pivotal building block in the API intermediate...

View Product