Tributyl-n-octylphosphonium Bromide - ≥98%(T) , CAS No.57702-65-5

CAS: 57702-65-5 Cat. No.: T162758 Molecular Weight: 395.45 EC Number: 678-327-9 PubChem CID: 22667357
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(T)
Synonyms
Phosphonium, tributyloctyl-, bromide | tributyl(octyl)phosphanium;bromide | Tributyl(octyl)phosphoniumbromide | Tributyl-n-octylphosphonium Bromide | MFCD04038147 | n-Octyltributylphosphonium Bromide | TRIBUTYL(OCTYL)PHOSPHANIUM BROMIDE | SCHEMBL1023018 |
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
T162758-5g
3

$21.90

$32.90
Save $11.00 (33.43%)
25g
T162758-25g
1

$44.90

$67.90
Save $23.00 (33.87%)
100g
T162758-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$147.90

$221.90
Save $74.00 (33.35%)
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Why this grade

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

🌡

Storage & shipping

Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Phosphonium, tributyloctyl-, bromide | tributyl(octyl)phosphanium;bromide | Tributyl(octyl)phosphoniumbromide | Tributyl-n-octylphosphonium Bromide | MFCD04038147 | n-Octyltributylphosphonium Bromide | TRIBUTYL(OCTYL)PHOSPHANIUM BROMIDE | SCHEMBL1023018 |
Specifications & Purity
≥98%(T)
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥98%(T)
Names and Identifiers
Pubchem Sid504769273
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504769273
Canonical SmilesCCCCCCCC[P+](CCCC)(CCCC)CCCC.[Br-]
IUPAC Nametributyl(octyl)phosphanium;bromide
InChIKeyUJMLRSWRUXXZEW-UHFFFAOYSA-M
INCHI1S/C20H44P.BrH/c1-5-9-13-14-15-16-20-21(17-10-6-2,18-11-7-3)19-12-8-4;/h5-20H2,1-4H3;1H/q+1;/p-1
Isomeric SMILES CCCCCCCC[P+](CCCC)(CCCC)CCCC.[Br-]
PubChem CID 22667357
Molecular Weight 395.45
Reaxy-Rn 11181089

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
SuperclassOrganophosphorus compounds
ClassTetraalkylphosphonium compounds
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentTetraalkylphosphonium compounds
Alternative Parents Organic bromide salts  Hydrocarbon derivatives  Organic cations  
Molecular FrameworkAliphatic acyclic compounds
Substituents Tetraalkylphosphonium compound - Hydrocarbon derivative - Organic bromide salt - Organic salt - Organic cation - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as tetraalkylphosphonium compounds. These are organophosphorus compounds that contain a tetravalent phosphorus atom substituted to four alkyl chains.
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.

5 results found

Lot NumberCertificate TypeDateItem
G2201022Certificate of AnalysisJan 26, 2026 T162758
G2201072Certificate of AnalysisJan 26, 2026 T162758
K2110167Certificate of AnalysisAug 15, 2023 T162758
K2110179Certificate of AnalysisAug 15, 2023 T162758
D1915039Certificate of AnalysisDec 08, 2022 T162758
Chemical and Physical Properties
SensitivityHygroscopic
Melt Point(°C)25 °C
Molecular Weight395.400 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count16
Exact Mass394.236 Da
Monoisotopic Mass394.236 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count22
Formal Charge0
Complexity178.000
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
Citations of This Product
References
1. Wenbao Ma, Chen Chen, Kang Kong, Qifeng Dong, Kun Li, Mingming Yuan, Difan Li, Zhenshan Hou.  (2017)  Peroxotantalate-Based Ionic Liquid Catalyzed Epoxidation of Allylic Alcohols with Hydrogen Peroxide.  CHEMISTRY-A EUROPEAN JOURNAL,  23  (30): (7287-7296).  [PMID:28378418] [10.1002/chem.201605661]
Solution Calculators
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