Zinc hexafluorosilicon(2-)

F6SiZn

zinc hexafluorosilicon(2-)

CAS16871-71-9
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
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Identification

CAS Number
16871-71-9
EC Number
240-894-1
UN Number
2855
Index Number
009-013-00-6
PubChem CID
28116

Physical-chemical properties

Molecular Formula
F6SiZn
Molar Mass
207.50 g/mol
IUPAC Name
zinc hexafluorosilicon(2-)

Chemical Identifiers

InChI
InChI=1S/F6Si.Zn/c1-7(2,3,4,5)6;/q-2;+2
InChI Key
IRPUQLOSQCXHEW-UHFFFAOYSA-N

Overview

Zinc hexafluorosilicon(2-) (CAS 16871-71-9) is an inorganic fluorosilicate compound with moderate acute toxicity properties and specialized industrial applications. This fluorosilicate compound represents a unique class of chemical materials where zinc cations are combined with hexafluorosilicate anions, creating a compound with distinctive properties useful in various technical applications. With its molecular formula F6SiZn and molecular weight of 207.5 g/mol, zinc hexafluorosilicon(2-) exhibits characteristics typical of metal fluorosilicates while maintaining specific handling requirements due to its toxicological profile. The compound is classified under acute toxicity category 4 according to GHS standards, requiring appropriate safety measures during handling and storage. The warning signal word and GHS07 pictogram indicate the need for standard industrial safety protocols, while its ADR classification 6.1 designates it as a toxic substance for transportation purposes. These safety characteristics distinguish it from other industrial chemicals such as triethyl phosphate, which has different toxicological considerations, or benzaldehyde, which belongs to an entirely different chemical family with aromatic properties. Zinc hexafluorosilicon(2-) finds applications primarily in specialized industrial processes, including metal surface treatment operations where its unique fluorosilicate properties provide specific chemical reactivity. The compound is also utilized in certain electroplating processes and as a component in specialized chemical formulations where both zinc and fluorosilicate functionality are required. As a technical chemical distributor across Europe, OYSI maintains availability of zinc hexafluorosilicon(2-) to support industrial customers requiring this specialized fluorosilicate compound for their manufacturing and chemical processing applications.

Safety & Classification

Warning
Classification:

Acute Tox. 4 *

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number2855
ADR Class6.1
Packing GroupIII
Tunnel CodeE
Proper Shipping NameZinkfluorosilicat, fest
Marine PollutantNo

Frequently Asked Questions

What is zinc hexafluorosilicon(2-)?

Zinc hexafluorosilicon(2-) is an inorganic compound with the chemical formula F6SiZn and CAS number 16871-71-9. This substance has a molecular weight of 207.5 g/mol and belongs to the family of fluorosilicate compounds. It is classified as Acute Tox. 4 under GHS regulations, indicating moderate acute toxicity. The compound requires careful handling due to its toxicological properties and is primarily used in specialized industrial applications.

What are the physicochemical properties of zinc hexafluorosilicon(2-)?

Zinc hexafluorosilicon(2-) is a fluorosilicate compound with the molecular formula F6SiZn and a molecular mass of 207.5 g/mol. As a fluorinated inorganic salt, it typically appears as a crystalline solid at room temperature. The compound contains both zinc and silicon atoms coordinated with fluorine atoms, giving it unique chemical properties. Its exact physical appearance, solubility, and other specific properties depend on the crystalline form and purity of the material.

What is zinc hexafluorosilicon(2-) used for?

Zinc hexafluorosilicon(2-) is used in specialized industrial applications where its unique combination of zinc, silicon, and fluorine properties are required. Common applications include surface treatment processes, specialized glass and ceramic manufacturing, and as a precursor in certain chemical synthesis reactions. The compound may also find use in electroplating processes and specialty coatings where both zinc and fluorosilicate functionality are needed. Its specific applications are typically limited to professional industrial environments.

How to handle zinc hexafluorosilicon(2-) safely?

Zinc hexafluorosilicon(2-) must be handled with appropriate personal protective equipment due to its Acute Tox. 4 classification. Wear chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Ensure adequate ventilation when working with this substance and avoid inhalation of dust or vapors. Work in a well-ventilated area or under fume extraction. Always wash hands thoroughly after handling and never eat, drink, or smoke while working with this chemical.

How to store zinc hexafluorosilicon(2-) correctly?

Zinc hexafluorosilicon(2-) should be stored in a cool, dry, well-ventilated area away from incompatible materials. Keep containers tightly closed and protected from moisture, as fluorosilicates can be sensitive to humidity. Store away from strong bases, acids, and oxidizing agents. The storage area should be equipped with appropriate spill containment measures. Ensure proper labeling with GHS07 pictogram and 'Warning' signal word. Access should be restricted to trained personnel only.

What to do in case of contact with zinc hexafluorosilicon(2-)?

In case of skin contact with zinc hexafluorosilicon(2-), immediately remove contaminated clothing and wash the affected area thoroughly with plenty of water for at least 15 minutes. For eye contact, flush eyes with water for at least 15 minutes and seek immediate medical attention. If inhaled, move the person to fresh air and seek medical advice if breathing difficulties occur. In case of ingestion, rinse mouth and seek immediate medical attention. Always consult a poison control center or physician for specific medical advice.

How to dispose of zinc hexafluorosilicon(2-) properly?

Zinc hexafluorosilicon(2-) must be disposed of as hazardous waste according to local, national, and EU regulations. Do not discharge into drains, waterways, or the environment. Contact licensed waste management companies specialized in handling toxic inorganic compounds. The substance should be collected in appropriate containers, properly labeled, and accompanied by waste identification documents. Treatment may involve neutralization or specialized disposal methods depending on local regulations and the specific waste management facility's capabilities.

How to transport zinc hexafluorosilicon(2-)?

Zinc hexafluorosilicon(2-) is classified under ADR Class 6.1 (Toxic substances), Packing Group III for transportation. This classification requires specific packaging, marking, and documentation for road transport. Packages must bear the appropriate hazard labels and proper shipping names. Transportation should only be carried out by certified carriers familiar with dangerous goods regulations. Ensure proper segregation from incompatible substances during transport and verify all documentation meets ADR requirements before shipment.

Is zinc hexafluorosilicon(2-) subject to specific regulations?

Zinc hexafluorosilicon(2-) is subject to various European chemical regulations including REACH and CLP. Under CLP, it is classified as Acute Tox. 4 with the 'Warning' signal word and GHS07 pictogram. The substance is not currently listed as SVHC (Substance of Very High Concern). Companies handling this chemical must comply with safety data sheet requirements, worker protection measures, and proper classification and labeling. Additional sector-specific regulations may apply depending on the intended use.

Where to buy zinc hexafluorosilicon(2-) in Europe?

Zinc hexafluorosilicon(2-) is available through OYSI, a European distributor of specialty chemicals. OYSI provides this compound to professional customers across Europe with proper documentation including safety data sheets and certificates of analysis. As a specialized chemical with toxicological properties, it is only supplied to qualified industrial users with appropriate handling capabilities. Contact OYSI directly to discuss your specific requirements, quantities, and delivery options for this regulated substance.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.