Description
Allyldiphenylphosphine Oxide (CAS No. 4141-48-4) is a high-purity organophosphorus compound with the molecular formula C15H15OP. This white to off-white crystalline solid is widely utilized in advanced synthetic chemistry, catalysis, and materials science due to its unique phosphine oxide functionality. With a molecular weight of 242.25 g/mol, it offers exceptional stability and reactivity as a ligand or intermediate in transition metal-catalyzed reactions, including cross-coupling and polymerization processes. Our product is rigorously tested to ensure ≥97% purity (GC), making it ideal for precision applications in pharmaceutical research, agrochemical development, and coordination chemistry. Packaged under inert gas to prevent degradation, each batch includes comprehensive analytical documentation (NMR, HPLC, MS).
Properties
- CAS Number: 4141-48-4
- Complexity: 263
- IUPAC Name: [allyl(phenyl)phosphoryl]benzene
- InChI: InChI=1S/C15H15OP/c1-2-13-17(16,14-9-5-3-6-10-14)15-11-7-4-8-12-15/h2-12H,1,13H2
- InChI Key: PGPAPANRSWMTQO-UHFFFAOYSA-N
- Exact Mass: 242.086052095
- Molecular Formula: C15H15OP
- Molecular Weight: 242.25
- SMILES: C=CCP(=O)(C1=CC=CC=C1)C2=CC=CC=C2
- Topological: 17.1
- Monoisotopic Mass: 242.086052095
- Synonyms: Allyldiphenylphosphine oxide, 4141-48-4, NSC 98715, DTXSID60194338, DTXCID70116829, 627-599-7, [phenyl(prop-2-enyl)phosphoryl]benzene, MFCD00013908, NSC616249, Diphenyl-2-propenylphosphine oxide, allyldiphenyl phosphine oxide, NCIOpen2_006458, Allyl Diphenylphosphine Oxide, Allyl(diphenyl)phosphine oxide, SCHEMBL1652829, SCHEMBL3961571, [allyl(phenyl)phosphoryl]benzene, PGPAPANRSWMTQO-UHFFFAOYSA-N, Allyldiphenylphosphine oxide, 97%, NSC98715, NSC-98715, AKOS024264204, NSC-616249, SY052895, DB-049750, A1463, CS-0086083, T70896
Allyldiphenylphosphine Oxide serves as a versatile ligand in palladium-catalyzed coupling reactions such as Suzuki-Miyaura and Heck couplings. Its electron-withdrawing properties make it valuable in stabilizing reactive metal complexes for olefin polymerization catalysts. Researchers also employ it as a precursor for modified phosphine ligands in asymmetric hydrogenation studies.
Safety and Hazards
GHS Hazard Statements
- H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
- H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H335 (97.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statements
- P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501
Hazard Classes and Categories
- Skin Irrit. 2 (100%)
- Eye Irrit. 2 (100%)
- STOT SE 3 (97.5%)
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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.


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