Potassium fluosilicate - PrimorTrace™, ≥99.999% metals basis , CAS No.16871-90-2

CAS: 16871-90-2 Cat. No.: P112426 Peso molecular: 220.27 Número EC: 240-896-2 PubChem CID: 61851

GRADE & PURITY PrimorTrace™, ≥99.999% metals basis

Synonyms

Potassium hexafluorosilicate|16871-90-2|POTASSIUM FLUOROSILICATE|Potassium silicofluoride|Dipotassium hexafluorosilicate|Silicate(2-), hexafluoro-, dipotassium|dipotassium;hexafluorosilicon(2-)|2610W49XYD|Potassium fluosilicate|Silicate(2-), hexafluoro-,

Storage

Room temperature

Shipped In

FedEx DG Service

Specifications

Sinónimos

Potassium hexafluorosilicate | 16871-90-2 | POTASSIUM FLUOROSILICATE | Potassium silicofluoride | Dipotassium hexafluorosilicate | Silicate(2-), hexafluoro-, dipotassium | dipotassium;hexafluorosilicon(2-) | 2610W49XYD | Potassium fluosilicate | Silicate(2-), hexafluoro-,

Especificaciones y pureza

PrimorTrace™, ≥99.999% metals basis

Condiciones de almacenamiento de almacenamiento

Room temperature

Enviado en

FedEx DG Service

Este producto requiere envío en cadena de frío. Los servicios terrestres y otros servicios económicos no están disponibles.

Grado

PrimorTrace™

Pureza

≥99.999% metals basis

Nombres e identificadores

• Sonrisas canónicas: F[Si-2](F)(F)(F)(F)F.[K+].[K+]
• IUPAC Name: dipotassium;hexafluorosilicon(2-)
• InChIKey: UUHPPUWEDCVPCO-UHFFFAOYSA-N
• INCHI: 1S/F6Si.2K/c1-7(2,3,4,5)6;;/q-2;2*+1
• Isómeros SMILES: F[Si-2](F)(F)(F)(F)F.[K+].[K+]
• PubChem CID: 61851
• Número ONU: 2655
• Grupo de embalaje: III
• Peso molecular: 220.27

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Mixed metal/non-metal compounds
    • Clase Alkali metal salts
      • Subclass Alkali metal fluorides

• Kingdom: Inorganic compounds
• Superclass: Mixed metal/non-metal compounds
• Clase: Alkali metal salts
• Subclass: Alkali metal fluorides
• Intermediate Tree Nodes: Not available
• Direct Parent: Alkali metal fluorides
• Alternative Parents: Metalloid salts Inorganic salts
• Molecular Framework: Not available
• Substituents: Alkali metal fluoride - Inorganic salt - Inorganic metalloid salt
• Descripción: This compound belongs to the class of inorganic compounds known as alkali metal fluorides. These are inorganic compounds in which the largest halogen atom is fluorine, and the heaviest metal atom is an alkali metal.
• 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

Propiedades químicas y físicas

• Solubilidad: Slightly soluble in cold water. Hydrolyzes in hot water. Insoluble in alcohol.
• Sensibilidad: Moisture sensitive
• Índice de refracción: 1.3991
• Peso molecular: 220.272 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 0
• Exact Mass: 219.895 Da
• Monoisotopic Mass: 219.895 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 9
• 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: 3

XLogP3

Referencias

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2. Huiyu Zhao, Feng Wu, Qingwen Han, Chen Wang, Sibei Cao, Jiayu Ma.  (2023)  Solubility Measurement and Correlation of Potassium Hexafluorosilicate (K2SiF6) in H2O, HCl, and H3PO4 Solutions at a Temperature Range of 5–70 °C.  JOURNAL OF CHEMICAL AND ENGINEERING DATA,      [PMID:] [10.1021/acs.jced.3c00270]

3. Menglin Ye, Chen Yang, Aolin Wang, Gengli Chen, Dongming Yuan, Wenli Zhou.  (2023)  Advancing Red-Emitting Fluoride Phosphors for Highly Stable White Light-Emitting Diodes: Crystal Reconstruction and Covalence Enhancement Strategy.  INORGANIC CHEMISTRY,      [PMID:37459403] [10.1021/acs.inorgchem.3c01709]

4. Pingping Wan, Chen Yang, Aolin Wang, Liping Yu, Shixun Lian, Wenli Zhou.  (2023)  Surface lattice enhancement of red-emitting fluorides enabled by embedding small cations.  Inorganic Chemistry Frontiers,  10  (17): (5089-5097).  [PMID:] [10.1039/D3QI01088K]

5. Pingping Wan, Zijuan Liang, Peilan Luo, Shixun Lian, Wenli Zhou, Ru-Shi Liu.  (2021)  Reconstruction of Mn4+-free shell achieving highly stable red-emitting fluoride phosphors for light-emitting diodes.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2021.131350]

6. Zhu Haomiao, Lin Chun Che, Luo Wenqin, Shu Situan, Liu Zhuguang, Liu Yongsheng, Kong Jintao, Ma En, Cao Yongge, Liu Ru-Shi, Chen Xueyuan.  (2014)  Highly efficient non-rare-earth red emitting phosphor for warm white light-emitting diodes.  Nature Communications,  5  (1): (1-10).  [PMID:25002064] [10.1038/ncomms5312]

7. Chen Wang, Feng Wu, Yanfeng Sui, Guoxiong Wang, Tielin Wang, Jiayu Ma.  (2024)  Measurement and Correlation of the Solubility of Potassium Hexafluorosilicate (K2SiF6) in MgCl2 and FeCl3 Solutions at the Temperature Range of 20–70 °C.  JOURNAL OF CHEMICAL AND ENGINEERING DATA,      [PMID:] [10.1021/acs.jced.4c00428]

8. Long Yao, Guixuan Shan, Abrar Laiba, Yu Zhao, Yujiao Zhang, Ru’an Chi, Bingwen Long, Wei Li, Jinli Zhang.  (2025)  Fluoride species conversion-enhanced selective extraction: A green and safe strategy for fluorine recovery in wet-process phosphoric acid production.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2025.119345]

9. Huagui Jin, Xuebin An, Shizhao Wang, Yunshan Wang, Gang Yang, Yong Sun.  (2025)  Study of defluorination by thermal treatment of phosphogypsum under steam atmosphere.  CHINESE JOURNAL OF CHEMICAL ENGINEERING,      [PMID:] [10.1016/j.cjche.2025.02.018]

10. Mingxin Zhang, Xiaoliang Dong, Dan Yue, Liying Zhang, Haipeng Ji.  (2026)  Large-sized K2SiF6:Mn4+ phosphor crystals up to 3 mm grown by seeded growth with near-unity quantum efficiency.  JOURNAL OF ALLOYS AND COMPOUNDS,      [PMID:] [10.1016/j.jallcom.2026.186239]

11. Chenyang Fan, Chengzhao Luo, Yanhui Ding, Siwen Xia, Junlong Wu, Yunpeng Xiao, Yu Chen.  (2026)  Water-Stable Perovskite Quantum Dots for Wide-Color-Gamut White-Light-Emitting Diodes.  Photonics,  13  (2): (108).  [PMID:] [10.3390/photonics13020108]