application：
2-(1,3-Dioxan-2-yl)ethyltriphenylphosphonium bromide can be used:
As a three-carbon homologating agent used to prepare α,β- or β,γ- unsaturated compounds.
In the olefination of methyl 5-oxopentanoate to yield methyl 7-(1,3-dioxan2-yl)hept-(5Z)-enoate.
As a cathode interfacial layer material in polymer solar cells.
| Canonical Smiles | C1COC(OC1)CC[P+](C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4.[Br-] |
|---|---|
| IUPAC Name | 2-(1,3-dioxan-2-yl)ethyl-triphenylphosphanium;bromide |
| InChIKey | XETDBHNHTOJWPZ-UHFFFAOYSA-M |
| INCHI | 1S/C24H26O2P.BrH/c1-4-11-21(12-5-1)27(22-13-6-2-7-14-22,23-15-8-3-9-16-23)20-17-24-25-18-10-19-26-24;/h1-9,11-16,24H,10,17-20H2;1H/q+1;/p-1 |
| Isomeric SMILES | C1COC(OC1)CC[P+](C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4.[Br-] |
| WGK Germany | 3 |
| Molecular Weight | 457.35 |
| Beilstein | 4117570 |
| Reaxy-Rn | 4117571 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4117571&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Benzene and substituted derivatives |
| Subclass | Phenylphosphines and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Phenylphosphines and derivatives |
| Alternative Parents | 1,3-dioxanes Oxacyclic compounds Acetals Organopnictogen compounds Organophosphorus compounds Organic bromide salts Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Triphenylphosphine - Phenylphosphine - Meta-dioxane - Oxacycle - Organoheterocyclic compound - Acetal - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organic bromide salt - Organic salt - Organophosphorus compound - Organooxygen compound - Aromatic heteromonocyclic compound |
| Description | This 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 |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 A2616027 | Certificate of Analysis | Jan 24, 2026 | D133991 |
| C2421257 | Certificate of Analysis | Jan 19, 2026 | D133991 |
| C2414409 | Certificate of Analysis | Jan 12, 2026 | D133991 |
| C2414421 | Certificate of Analysis | Jan 12, 2026 | D133991 |
| C2414461 | Certificate of Analysis | Jan 12, 2026 | D133991 |
| C2414462 | Certificate of Analysis | Jan 12, 2026 | D133991 |
| C2414464 | Certificate of Analysis | Jan 12, 2026 | D133991 |
| C2421256 | Certificate of Analysis | Feb 24, 2024 | D133991 |
| C2421265 | Certificate of Analysis | Feb 24, 2024 | D133991 |
| C2421266 | Certificate of Analysis | Feb 24, 2024 | D133991 |
| C2414463 | Certificate of Analysis | Jan 23, 2024 | D133991 |
| C2414465 | Certificate of Analysis | Jan 23, 2024 | D133991 |
| Solubility | Solubility in Methanol：almost transparency |
|---|---|
| Sensitivity | light & Moisture sensitive |
| Melt Point(°C) | 183-195°C |
| Molecular Weight | 457.300 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 6 |
| Exact Mass | 456.085 Da |
| Monoisotopic Mass | 456.085 Da |
| Topological Polar Surface Area | 18.500 Ų |
| Heavy Atom Count | 28 |
| Formal Charge | 0 |
| Complexity | 371.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 2 |
