Trioctylphosphine oxide, extra pure >99%

Name: Trioctylphosphine oxide, extra pure >99%
Brand: Vaqora Chemicals
SKU: VQ-045945

About Trioctylphosphine oxide, extra pure >99%

Trioctylphosphine oxide (CAS 78-50-2) is a catalyst / ligand offered by Vaqora Chemicals (Extra Pure grade), specified at above 99% purity. With the molecular formula C24H51OP, it has a molar mass of 386.6 g/mol. Its systematic (IUPAC) name is 1-dioctylphosphoryloctane. Alternative names: Tri-n-octylphosphine oxide and Phosphine oxide, trioctyl-.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span cross-coupling reactions, homogeneous catalysis, asymmetric synthesis and coordination chemistry. Typical end-use sectors are academic and industrial research, pharmaceutical manufacturing and oil, gas and petrochemicals.

Standard pack sizes are 25 g, 100 g and 500 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Cross-coupling reactions
Homogeneous catalysis
Asymmetric synthesis
Coordination chemistry

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Trioctylphosphine oxide, extra pure >99%
Catalogue No.	VQ-045945
CAS Number	78-50-2
IUPAC name	1-dioctylphosphoryloctane
Molecular formula	C₂₄H₅₁OP
Molecular weight	386.6 g/mol
Exact mass	386.3678
Grade	Extra Pure
Purity / assay	>99%
HSN code	29319090
InChIKey	ZMBHCYHQLYEYDV-UHFFFAOYSA-N
SMILES	CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC
PubChem CID	65577

Physical properties
Physical form	Other
LogP (XLogP3)	9.6
H-bond donors / acceptors	0 / 1
TPSA	17.1 Å²
Synonyms	Tri-n-octylphosphine oxide, Phosphine oxide, trioctyl-, Cyanex 921, Hostarex PX 324, 1-(dioctylphosphoryl)octane, trioctylphosphino-1-one, tri-n-octylphosphineoxide, (OCT)3PO, Trioctyl(oxo)-lambda~5~-phosphane, Trioctylphosphine oxide, Selectophore(TM)

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage

Precautionary statements: P261, P264, P264 + P265, P272, P280, P302 + P352, P305 + P354 + P338, P317, P321, P332 + P317, P333 + P317, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 78-50-2

AR

Trioctylphosphine oxide, GR 99%+

CAS: 78-50-2
Formula: C₂₄H₅₁OP
MW: 386.6 g/mol

VQ-018668

Technical

Trioctylphosphine oxide, technical grade, 90%

CAS: 78-50-2
Formula: C₂₄H₅₁OP
MW: 386.6 g/mol

VQ-011625

Frequently asked questions

What is the CAS number of Trioctylphosphine oxide, extra pure >99%?

The CAS Registry Number of Trioctylphosphine oxide, extra pure >99% is 78-50-2. It is also known as Tri-n-octylphosphine oxide, Phosphine oxide, trioctyl-, Cyanex 921.

What is the molecular formula and molecular weight of Trioctylphosphine oxide, extra pure >99%?

Trioctylphosphine oxide, extra pure >99% has the molecular formula C24H51OP and a molecular weight of 386.6 g/mol. Its IUPAC name is 1-dioctylphosphoryloctane.

Which grade and pack sizes of Trioctylphosphine oxide, extra pure >99% can I order?

We supply Trioctylphosphine oxide, extra pure >99% in Extra Pure (>99%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Trioctylphosphine oxide, extra pure >99%?

Yes. Every lot of Trioctylphosphine oxide, extra pure >99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Trioctylphosphine oxide, extra pure >99% be shipped internationally?

Yes. Trioctylphosphine oxide, extra pure >99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.