Potassium gold chloride - ≥98% , CAS No.13682-61-6

CAS: 13682-61-6 Cat. No.: P108902 Molecular Weight: 377.88 EC Number: 237-190-1 PubChem CID: 11337898

GRADE & PURITY ≥98%

Synonyms

potassium;tetrachlorogold(1-) | Gold pound cento pound(c)potassium chloride | potassium tetrachloridoaurate(1-) | Potassium tetrachloroaurate(III) | C72475 | FT-0764974 | Potassium gold(III) chloride | Potassium gold(III) chloride, 98% | K[AuCl4] | Gold

Storage

Protected from light,Room temperature,Argon charged

Shipped In

Normal

Overview

The yellow crystals of potassium gold chloride are soluble in water.

Application：

Key raw material for synthesis of new gold(III) dithiolate complexes for luminescence studies or possible uses as photosensitizers or photocatalysts.

Specifications

Synonyms

potassium;tetrachlorogold(1-) | Gold pound cento pound(c)potassium chloride | potassium tetrachloridoaurate(1-) | Potassium tetrachloroaurate(III) | C72475 | FT-0764974 | Potassium gold(III) chloride | Potassium gold(III) chloride, 98% | K[AuCl4] | Gold

Specifications & Purity

≥98%

Storage

Protected from light, Room temperature, Argon charged

Shipped In

Normal

Purity

≥98%

Names and Identifiers

• Canonical Smiles: Cl[Au-](Cl)(Cl)Cl.[K+]
• IUPAC Name: potassium;tetrachlorogold(1-)
• InChIKey: JMONCQYBAMKVQQ-UHFFFAOYSA-J
• INCHI: 1S/Au.4ClH.K/h;4*1H;/q+3;;;;;+1/p-4
• Isomeric SMILES: Cl[Au-](Cl)(Cl)Cl.[K+]
• WGK Germany: 3
• PubChem CID: 11337898
• Molecular Weight: 377.88

Taxonomic Classification

Taxonomy Tree

• Kingdom Inorganic compounds
  • Superclass Mixed metal/non-metal compounds
    • Class Transition metal salts
      • Subclass Transition metal chlorides

• Kingdom: Inorganic compounds
• Superclass: Mixed metal/non-metal compounds
• Class: Transition metal salts
• Subclass: Transition metal chlorides
• Intermediate Tree Nodes: Not available
• Direct Parent: Transition metal chlorides
• Alternative Parents: Inorganic chloride salts
• Molecular Framework: Not available
• Substituents: Transition metal chloride - Inorganic chloride salt - Inorganic salt
• Description: This compound belongs to the class of inorganic compounds known as transition metal chlorides. These are inorganic compounds in which the largest halogen atom is Chlorine, and the heaviest metal atom is a transition metal.
• External Descriptors: perchlorometallate salt

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: soluble in alcohol,H2O,ethanol
• Sensitivity: air & light & heat & moisture sensitive
• Melt Point(°C): 300°C
• Molecular Weight: 377.900 g/mol
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 377.803 Da
• Monoisotopic Mass: 375.806 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 6
• Formal Charge: 0
• Complexity: 19.100
• 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

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3. Zhen Zhang, Xiaoling Cui, Wei Yuan, Qihao Yang, Huarong Liu, Hangxun Xu, Hai-Long Jiang.  (2017)  Encapsulating surface-clean metal nanoparticles inside metal–organic frameworks for enhanced catalysis using a novel γ-ray radiation approach.  Inorganic Chemistry Frontiers,  5  (1): (29-38).  [PMID:] [10.1039/C7QI00577F]

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5. Lu Jiao Yang, Xie Zhi Xin, Zhou Jie, Wu Meng Yao, Tian Yu Qing, Fu Tian Tian, Wang Dong Hua, He Bin Sheng, Huang Wei Tao.  (2025)  Multifunctional antimonene-gold nanocomposites for fluorescence sensing of exosomes and metal ions, molecular information encoding and protection.  Advanced Composites and Hybrid Materials,  8  (4): (1-19).  [PMID:] [10.1007/s42114-025-01334-w]

6. Xishun Peng, Zhongchen Bai, Caizhen Zu, Yuxue He, Qi Zhao.  (2025)  A flexible dual-mode EC-SERS sensor of SPE/RGO/Au@Ag film for sensitively detecting thiram residues on fruit peels.  FOOD CONTROL,      [PMID:] [10.1016/j.foodcont.2025.111820]

7. Liu Di, Bai Haoyun, Chen Mingpeng, Peng Shuyang, Kang Jiaqian, Li Lun, Feng Ziwen, Liu Chunfa, Ip Weng Fai, Pan Hui.  (2026)  Unravelling the Ru-promoted dynamic evolution of Cobalt hydroxide during nitrate reduction towards ammonia production.  Nature Communications,      [PMID:] [10.1038/s41467-026-70531-y]