Tetrabutylphosphonium Hexafluorophosphate - ≥98% , CAS No.111928-21-3

CAS: 111928-21-3 Cat. No.: T162756 Molecular Weight: 404.4 EC Number: 621-312-9 PubChem CID: 16218641
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
J-002661 | DTXSID60584997 | Tetrabutylphosphanium hexafluorophosphate | tetrabutylphosphanium;hexafluorophosphate | Tetrabutylphosphonium hexafluorophosphate(V) | Tetrabutylphosphonium hexafluorophosphate, for electrochemical analysis, >=99.0% | A902524 |
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
T162756-1g
4

$9.90

$14.90
Save $5.00 (33.56%)
5g
T162756-5g
3

$23.90

$35.90
Save $12.00 (33.43%)
25g
T162756-25g
8

$46.90

$70.90
Save $24.00 (33.85%)
100g
T162756-100g
2

$157.90

$236.90
Save $79.00 (33.35%)
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Why this grade

≥98% 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Novel organic electrolyte with high conductivity in high energy density electric double-layer capacitors (EDLC).

Specifications

Synonyms
J-002661 | DTXSID60584997 | Tetrabutylphosphanium hexafluorophosphate | tetrabutylphosphanium;hexafluorophosphate | Tetrabutylphosphonium hexafluorophosphate(V) | Tetrabutylphosphonium hexafluorophosphate, for electrochemical analysis, >=99.0% | A902524 |
Specifications & Purity
≥98%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488199319
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488199319
Canonical SmilesCCCC[P+](CCCC)(CCCC)CCCC.F[P-](F)(F)(F)(F)F
IUPAC Nametetrabutylphosphanium;hexafluorophosphate
InChIKeyQLQAFNAPINCKBM-UHFFFAOYSA-N
INCHI1S/C16H36P.F6P/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-7(2,3,4,5)6/h5-16H2,1-4H3;/q+1;-1
Isomeric SMILES CCCC[P+](CCCC)(CCCC)CCCC.F[P-](F)(F)(F)(F)F
WGK Germany 3
PubChem CID 16218641
Molecular Weight 404.4
Reaxy-Rn 5895425

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 Organopnictogen compounds  Organic salts  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Tetraalkylphosphonium compound - Organopnictogen compound - Hydrocarbon derivative - Organic salt - 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.

10 results found

Lot NumberCertificate TypeDateItem
A2615159Certificate of AnalysisJan 26, 2026 T162756
A2621087Certificate of AnalysisJan 26, 2026 T162756
B2210159Certificate of AnalysisNov 05, 2025 T162756
G2418572Certificate of AnalysisApr 26, 2024 T162756
B2020056Certificate of AnalysisDec 21, 2023 T162756
E2308066Certificate of AnalysisJul 11, 2022 T162756
K2211600Certificate of AnalysisJul 11, 2022 T162756
K2211847Certificate of AnalysisJul 11, 2022 T162756
K2211945Certificate of AnalysisJul 11, 2022 T162756
K2211947Certificate of AnalysisJul 11, 2022 T162756
Chemical and Physical Properties
SolubilityInsoluble in water, soluble in methanol, chloroform, acetone
SensitivityMoisture sensitive.
Melt Point(°C)226-228°C
Molecular Weight404.390 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count7
Rotatable Bond Count12
Exact Mass404.22 Da
Monoisotopic Mass404.22 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count24
Formal Charge0
Complexity179.000
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. Mengyang Xia, Ben Chong, Xiangjiao Gong, Hang Xiao, He Li, Honghui Ou, Bin Zhang, Guidong Yang.  (2023)  Ti2+ Site-Promoted N≡N Bond Activation in LaTiO3–x Nanosheets for Nitrogen Photofixation.  ACS Catalysis,      [PMID:] [10.1021/acscatal.3c02198]
2. Minyuan Han, Gaohui Liu, Chuanjie Fang, Liping Zhu.  (2024)  Robust superhydrophobic Poly(vinylidene fluoride) membranes with spherulitic surface morphology against wetting and scaling in membrane distillation.  JOURNAL OF MEMBRANE SCIENCE,      [PMID:] [10.1016/j.memsci.2024.123027]
Solution Calculators
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