2-(Trimethylsilyl)ethoxymethyltriphenylphosphonium Chloride - ≥98% , CAS No.82495-75-8

CAS: 82495-75-8 Cat. No.: T162769 Molecular Weight: 429.01 Beilstein Registry Number: 4632510 EC Number: 623-459-4 PubChem CID: 11396265
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
T1458 | triphenyl((2-(trimethylsilyl)ethoxy)methyl)phosphonium chloride | triphenyl(2-trimethylsilylethoxymethyl)phosphanium;chloride | AKOS015912909 | SEM-triphenylphosphonium chloride | 2-(Trimethylsilyl)ethoxymethyl triphenylphosphonium chloride | NEUM
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
T162769-1g
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$10.90

$16.90
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5g
T162769-5g
2

$43.90

$65.90
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25g
T162769-25g
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$200.90

$301.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal 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.

Specifications

Synonyms
T1458 | triphenyl((2-(trimethylsilyl)ethoxy)methyl)phosphonium chloride | triphenyl(2-trimethylsilylethoxymethyl)phosphanium;chloride | AKOS015912909 | SEM-triphenylphosphonium chloride | 2-(Trimethylsilyl)ethoxymethyl triphenylphosphonium chloride | NEUM
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Canonical SmilesC[Si](C)(C)CCOC[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Cl-]
IUPAC Nametriphenyl(2-trimethylsilylethoxymethyl)phosphanium;chloride
InChIKeyNEUMNYXEDIPGJD-UHFFFAOYSA-M
INCHI1S/C24H30OPSi.ClH/c1-27(2,3)20-19-25-21-26(22-13-7-4-8-14-22,23-15-9-5-10-16-23)24-17-11-6-12-18-24;/h4-18H,19-21H2,1-3H3;1H/q+1;/p-1
Isomeric SMILES C[Si](C)(C)CCOC[P+](C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3.[Cl-]
WGK Germany 3
PubChem CID 11396265
Molecular Weight 429.01
Beilstein 4632510
Reaxy-Rn 4632507

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassPhenylphosphines and derivatives
Intermediate Tree Nodes Not available
Direct ParentPhenylphosphines and derivatives
Alternative Parents Organic metalloid salts  Organophosphorus compounds  Organooxygen compounds  Organic chloride salts  Hydrocarbon derivatives  Alkylsilanes  Organic cations  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Triphenylphosphine - Phenylphosphine - Organic metalloid salt - Organic oxygen compound - Hydrocarbon derivative - Organic chloride salt - Organic salt - Organosilicon compound - Alkylsilane - Organophosphorus compound - Organooxygen compound - Organic metalloid moeity - Organic cation - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylphosphines and derivatives. These are compounds containing a phenylphosphine, which consists of phosphine substituent bound to a phenyl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

2 results found

Lot NumberCertificate TypeDateItem
I1814090Certificate of AnalysisApr 13, 2026 T162769
E2026010Certificate of AnalysisMar 18, 2024 T162769
Chemical and Physical Properties
SensitivityMoisture Sensitive
Melt Point(°C)165 °C
Molecular Weight429.000 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count8
Exact Mass428.149 Da
Monoisotopic Mass428.149 Da
Topological Polar Surface Area9.200 Ų
Heavy Atom Count28
Formal Charge0
Complexity369.000
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 Count2
Documents & Articles
Solution Calculators
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