Ethyl phenylphosphinate - ≥94% , CAS No.2511-09-3

CAS: 2511-09-3 Cat. No.: E133085 Summenformel: C6H5P(O)H(OC2H5) Molekulargewicht: 170.15 PubChem CID: 6328020
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GRADE & PURITY ≥94%
Synonyms
Phosphinic acid, ethyl ester | WLN: OPHR&O2 | NSC 300841 | NSC300841 | NSC-300841 | ethoxy-oxo-phenylphosphanium | AKOS027325270 | Phosphinic acid, phenyl-, ethyl ester | O-Ethyl phenylphosphinate | J-015815 | AS-63911 | Phosphinic acid, P-phenyl-, ethyl
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
Size
Deutschland (EU)
USA*
Price
Qty
1ml
E133085-1ml
Auf Bestellung · 8–12 Wochen
10,33€
5ml
E133085-5ml
3 Auf Lager
17,27€
25ml
E133085-25ml
Auf Bestellung · 8–12 Wochen
79,75€
Enter a quantity for the sizes you want to add.
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Why this grade

≥94% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

Ethyl phenylphosphinate is an organophosphorous compound. It undergoes regioselective Markovnikov addition reaction with terminal alkynes in the presence of palladium-1,2-bis(diphenylphosphino)ethane complex (catalyst). Ethyl phenylphosphinate is the photodecomposition product of Inezin (S-benzyl O-ethyl phenylphosphonothiolate) on the ultraviolet irradiation. It can be prepared by the reaction of phosphinic acid with ethyl chloroformate in the presence of pyridine. Its ethylation using ethyl trimethylsilyl phenylphosphonite or the corresponding trimethylstannyl ester has been described. Its free-radical addition to ethylene has been reported to proceed with the retention of configuration.

Ethyl phenylphosphinate may be used in the preparation of the following diethyl imidazol-2-yl-(amino) methylphosphonates and phosphinates:

• imidazol-2-yl-methyl(N-butylamino)phosphonate diethyl ester

• imidazol-2-yl-methyl(N-benzylamino)phosphonate diethyl ester

• imidazol-2-yl-methyl(N-butylamino)phenylphosphinate ethyl ester

• imidazol-2-yl-methyl(N-benzylamino)phenylphosphinate ethyl ester

Specifications

Synonyme
Phosphinic acid, ethyl ester | WLN: OPHR&O2 | NSC 300841 | NSC300841 | NSC-300841 | ethoxy-oxo-phenylphosphanium | AKOS027325270 | Phosphinic acid, phenyl-, ethyl ester | O-Ethyl phenylphosphinate | J-015815 | AS-63911 | Phosphinic acid, P-phenyl-, ethyl
Spezifikationen & Reinheit
≥94%
Storage
Store at 2-8°C,Argon charged
Verschickt in
Wet ice
Dieses Produkt erfordert Kühlkettenversand. Grundversand und andere Economy-Optionen sind nicht verfügbar.
Reinheit
≥94%
Namen und Kennungen
Pubchem Sid504764067
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504764067
Kanonisches LächelnCCO[P+](=O)C1=CC=CC=C1
IUPAC Nameethoxy-oxo-phenylphosphanium
InChIKeyYJSXLGKPMXKZJR-UHFFFAOYSA-N
INCHI1S/C8H10O2P/c1-2-10-11(9)8-6-4-3-5-7-8/h3-7H,2H2,1H3/q+1
Isomere SMILES CCO[P+](=O)C1=CC=CC=C1
PubChem CID 6328020
Molekulargewicht 170.15

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
KlasseBenzene and substituted derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzene and substituted derivatives
Alternative Parents Organophosphorus compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Monocyclic benzene moiety - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organophosphorus compound - Organooxygen compound - Organic cation - Aromatic homomonocyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as benzene and substituted derivatives. These are aromatic compounds containing one monocyclic ring system consisting of benzene.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDatumArtikel
G2515050Certificate of AnalysisJul 31, 2025 E133085
K2123050Certificate of AnalysisMay 07, 2025 E133085
K2123057Certificate of AnalysisMay 07, 2025 E133085
K1519083Certificate of AnalysisMar 18, 2025 E133085
Chemische und physikalische Eigenschaften
Brechungsindex1.526
Siedepunkt (°C)94-95 °C/1 mmHg
Molekulargewicht169.140 g/mol
XLogP31.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count3
Exact Mass169.042 Da
Monoisotopic Mass169.042 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count11
Formal Charge1
Complexity130.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Lösungsrechner
Bewertungen

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Häufig gestellte Fragen

What is the purity of this product?
This product is supplied at ≥94% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at 2–8 °C under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
How is this product shipped?
This product ships chilled on wet ice. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 2511-09-3, the molecular formula is C6H5P(O)H(OC2H5), and the molecular weight is 170.15 g/mol. InChIKey YJSXLGKPMXKZJR-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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