Hexafluorophosphoric acid solution - ~60 wt. % in H2O , CAS No.16940-81-1

CAS: 16940-81-1 Cat. No.: H105677 Molecular Weight: 145.97 EC Number: 241-006-5 PubChem CID: 16211447

GRADE & PURITY ~60 wt. % in H2O

Synonyms

LJQLCJWAZJINEB-UHFFFAOYSA-O | AKOS015971395 | HEXAFLUOROPHOSPHORIC ACID | Hexafluorophosphoric acid, 75% in water | AKOS015950760 | MFCD00011350 | J-010538 | A811100 | AKOS015901769 | hydron hexafluorophosphate | Q418824 | hydron;hexafluorophosphate | hex

Storage

Store at 2-8°C

Shipped In

Wet ice,FedEx DG Service

Specifications

Synonyms

LJQLCJWAZJINEB-UHFFFAOYSA-O | AKOS015971395 | HEXAFLUOROPHOSPHORIC ACID | Hexafluorophosphoric acid, 75% in water | AKOS015950760 | MFCD00011350 | J-010538 | A811100 | AKOS015901769 | hydron hexafluorophosphate | Q418824 | hydron;hexafluorophosphate | hex

Specifications & Purity

~60 wt. % in H2O

Storage

Store at 2-8°C

Shipped In

Wet ice, FedEx DG Service

This product requires cold chain shipping. Ground and other economy services are not available.

Names and Identifiers

• Canonical Smiles: [H+].F[P-](F)(F)(F)(F)F
• IUPAC Name: hydron;hexafluorophosphate
• InChIKey: LJQLCJWAZJINEB-UHFFFAOYSA-O
• INCHI: 1S/F6P/c1-7(2,3,4,5)6/q-1/p+1
• Isomeric SMILES: [H+].F[P-](F)(F)(F)(F)F
• WGK Germany: 3
• PubChem CID: 16211447
• UN Number: 1782
• Packing Group: II
• Molecular Weight: 145.97

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Homogeneous non-metal compounds
    • Class Other non-metal halides

• Kingdom: Inorganic compounds
• Superclass: Homogeneous non-metal compounds
• Class: Other non-metal halides
• Subclass: Not available
• Intermediate Tree Nodes: Not available
• Direct Parent: Other non-metal halides
• Alternative Parents: Inorganic salts
• Molecular Framework: Not available
• Substituents: Other non-metal halide - Inorganic salt
• Description: This compound belongs to the class of inorganic compounds known as other non-metal halides. These are inorganic compounds containing 'other non-metals' and halogen.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Solubility: Immiscible with water.
• Sensitivity: Moisture sensitive
• Boil Point(°C): 105 °C
• Melt Point(°C): 31°C
• Molecular Weight: 145.972 g/mol
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 0
• Exact Mass: 145.972 Da
• Monoisotopic Mass: 145.972 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 7
• Formal Charge: 0
• Complexity: 62.700
• 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

XLogP3

References

1. Xue Lan, Xin Wang, Dong Xue Zhang, Tiancheng Mu, Xiao Zheng Lan.  (2021)  Cation and Anion Transfer in Quinuclidinium Hexafluorophosphate Plastic Crystal: Role of Constituent Ions and the Crystalline Structure.  Journal of Physical Chemistry C,      [PMID:] [10.1021/acs.jpcc.1c05891]

2. Haoran Song, Yuwei Wang, Zheng Ling, Daoyuan Zu, Zhuo Li, Yongming Shen, Changping Li.  (2020)  Enhanced photocatalytic degradation of perfluorooctanoic acid by Ti3C2 MXene-derived heterojunction photocatalyst: Application of intercalation strategy in DESs.  SCIENCE OF THE TOTAL ENVIRONMENT,      [PMID:32758985] [10.1016/j.scitotenv.2020.141009]

3. Anlian Zhu, Wanlu Feng, Zhiyong Li, Shuang Cheng, Qianhan Chen, Dongshuang Fan, Yuanyang Guo, Lingjun Li, Jianji Wang.  (2020)  Cleaner enzymatic production of biodiesel with easy separation procedures triggered by a biocompatible hydrophilic ionic liquid.  GREEN CHEMISTRY,  22  (6): (1944-1951).  [PMID:] [10.1039/C9GC03796A]

4. Qiu Xiong, Xiaofeng Huang, Can Wang, Qin Zhou, Yong Gang, Tinghao Li, Chongzhu Hu, Ni Zhang, Xiaobing Wang, Jihuai Wu, Zhenhuang Su, Xingyu Gao, Xin Li, Nanfeng Zheng, Peng Gao.  (2024)  Managed spatial strain uniformity for efficient perovskite photovoltaics enables minimized energy deficit.  Joule,      [PMID:] [10.1016/j.joule.2024.01.016]

5. Lina Jiang, Yanan Ding, Aimei Zhu, Jianyang Wu, Qiugen Zhang, Qinglin Liu.  (2025)  Effect of diamine monomer groups on structure and performance of polyamide nanofiltration membranes with porous organic polymers interlayers.  DESALINATION,      [PMID:] [10.1016/j.desal.2025.119253]

6. Yanhui Zhang, Jiajia Li, Yaqing Ding, Kaitong Liu, Xiaofeng Gu.  (2025)  BaAlPO4F2：Structure and Properties of the First Barium Fluoroaluminophosphate with Mixed Anion Group [Al2PO8F5].  DALTON TRANSACTIONS,      [PMID:41222580] [10.1039/D5DT02249E]