Ammonium hexachloroosmate - PrimorTrace™, ≥99.99% metals basis , CAS No.12125-08-5

CAS: 12125-08-5 Cat. No.: A128780 Formula: H₈Cl₆N₂Os Molecular Weight: 439.02 EC Number: 235-188-5 PubChem CID: 11729867

GRADE & PURITY PrimorTrace™, ≥99.99% metals basis

Synonyms

Ammonium osmium chloride | Ammonium chloroosmate | Osmium(IV)-ammonium chloride Bis(ammonium) hexachloroosmate(2-) | Diammonium hexachloroosmate(2-) | Ammonium hexachloroosmate(IV)

Storage

Room temperature,Argon charged,Desiccated

Shipped In

FedEx DG Service

Specifications

Synonyms

Ammonium osmium chloride | Ammonium chloroosmate | Osmium(IV)-ammonium chloride Bis(ammonium) hexachloroosmate(2-) | Diammonium hexachloroosmate(2-) | Ammonium hexachloroosmate(IV)

Specifications & Purity

PrimorTrace™, ≥99.99% metals basis

Storage

Room temperature,Argon charged,Desiccated

Shipped In

FedEx DG Service

Grade

PrimorTrace™

Purity

≥99.99% metals basis

Names and Identifiers

• Pubchem Sid: 508814434
• Canonical Smiles: [NH4+].[NH4+].Cl[Os--](Cl)(Cl)(Cl)(Cl)Cl
• InChIKey: SRBXXQDKBKTWOC-UHFFFAOYSA-J
• INCHI: 1S/6ClH.2H3N.Os/h6*1H;2*1H3;/q;;;;;;;;+4/p-4
• Isomeric SMILES: [NH4+].[NH4+].Cl[Os-2](Cl)(Cl)(Cl)(Cl)Cl
• WGK Germany: 3
• PubChem CID: 11729867
• UN Number: 3290
• Packing Group: III
• Molecular Weight: 439.02

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: 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: Soluble in water.
• Sensitivity: Hygroscopic
• Melt Point(°C): 170°C
• Molecular Weight: 439.000 g/mol
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 439.84 Da
• Monoisotopic Mass: 437.843 Da
• Topological Polar Surface Area: 2.000 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

References

1. Ying Gao, Shuzhen Li, Hongyan He, Tonglin Li, Ting Yu, Rui Liu, Shijun Ni, Zeming Shi.  (2016)  Sensitive determination of osmium in natural waters by inductively coupled plasma mass spectrometry after photochemical vapor generation.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2016.09.017]

2. Ziyu Zhou, Shuo Li, Xiuqian Ding, Kun Zhang, Jie Zhou, Xin Zhou.  (2025)  Aggregation-Induced Photosensitization of Long-Chain-Substituted Osmium Complexes for Lysosomes Targeting Photodynamic Therapy.  ACS Applied Bio Materials,      [PMID:40074675] [10.1021/acsabm.5c00224]

3. Jin-Hua Liu, Xiao-Dong Deng, Jian-Wei Li, Lan-Ping Feng, Thomas J. Algeo.  (2025)  A novel approach to achieve Os isotope equilibration under ambient conditions for negative thermal ionization mass spectrometry (N-TIMS) analysis.  JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY,      [PMID:] [10.1039/D5JA00151J]