Nitrooxy(phenyl)mercury

C6H5HgNO3

nitrooxy(phenyl)mercury

CAS55-68-5
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
55-68-5
EC Number
200-242-9
UN Number
1895
Index Number
080-008-00-9
PubChem CID
16682924

Physical-chemical properties

Molecular Formula
C6H5HgNO3
Molar Mass
339.70 g/mol
IUPAC Name
nitrooxy(phenyl)mercury

Chemical Identifiers

InChI
InChI=1S/C6H5.Hg.NO3/c1-2-4-6-5-3-1;;2-1(3)4/h1-5H;;/q;+1;-1
InChI Key
PDTFCHSETJBPTR-UHFFFAOYSA-N

Overview

Nitrooxy(phenyl)mercury (CAS 55-68-5) is an organomercury compound featuring a phenyl group bonded to mercury with a nitrate ester functionality, exhibiting high toxicity and environmental persistence. This organomercurial compound represents a specialized class of mercury-containing chemicals where the mercury atom forms covalent bonds with organic moieties. The molecular structure of nitrooxy(phenyl)mercury combines the characteristic properties of organomercury compounds with the reactive nature of nitrate esters, resulting in a substance that requires careful handling and specialized knowledge for safe industrial use. With its molecular formula C6H5HgNO3 and molecular weight of 339.7 g/mol, this compound demonstrates the typical stability of phenylmercury derivatives while incorporating the oxidizing potential of the nitrooxy group. The compound exhibits severe toxicological properties, classified under multiple hazard categories including acute toxicity, specific target organ toxicity, skin corrosion, and aquatic toxicity. The presence of mercury in its structure contributes to its bioaccumulative potential and environmental persistence, while the nitrooxy functionality adds additional reactive characteristics. These properties necessitate adherence to strict safety protocols during handling, storage, and transportation, with the substance falling under ADR Class 6.1 for transport regulations. Industrial applications of nitrooxy(phenyl)mercury typically involve specialized chemical synthesis processes where the unique reactivity of both the organomercury and nitrate ester components can be utilized. Similar to other organomercury compounds such as acetyloxy(phenyl)mercury, it finds use in certain catalytic processes and as a reagent in organic synthesis applications requiring precise mercury-mediated transformations. OYSI maintains availability of nitrooxy(phenyl)mercury for qualified industrial customers with appropriate handling capabilities and regulatory compliance requirements.

Safety & Classification

Danger
Classification:

Acute Tox. 3 *; STOT RE 1; Skin Corr. 1B; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H301

Toxic if swallowed.

H372

Causes damage to organs through prolonged or repeated exposure.

H314

Causes severe skin burns and eye damage.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

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

Skin Contact

Harmful

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Toxic

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 Number1895
ADR Class6.1
Packing GroupII
Tunnel CodeD/E
Proper Shipping NamePhenylquecksilber(II)nitrat
Marine PollutantNo

Frequently Asked Questions

What is nitrooxy(phenyl)mercury?

Nitrooxy(phenyl)mercury is an organomercury compound with the molecular formula C6H5HgNO3 and CAS number 55-68-5. This chemical substance has a molecular weight of 339.7 g/mol and consists of a phenyl group bonded to mercury, which is further connected to a nitrooxy functional group. It is classified as a highly hazardous substance due to its acute toxicity, corrosive properties, and environmental dangers, requiring strict safety protocols for handling and storage.

What are the physicochemical properties of nitrooxy(phenyl)mercury?

Nitrooxy(phenyl)mercury is a solid organomercury compound at room temperature with distinctive chemical properties typical of mercury-containing substances. As an organometallic compound, it exhibits characteristics influenced by both its organic phenyl component and inorganic mercury center. The presence of the nitrooxy group contributes to its reactivity profile. Specific physical properties such as melting point, boiling point, and solubility should be confirmed through technical documentation due to the specialized nature of this compound.

What is nitrooxy(phenyl)mercury used for?

Nitrooxy(phenyl)mercury is primarily used in specialized chemical research and analytical applications due to its unique organomercury structure. It may serve as a reagent in organic synthesis, particularly in reactions requiring mercury-based catalysts or intermediates. Given its high toxicity classification and environmental hazards, its applications are restricted to controlled laboratory environments and specific industrial processes where mercury compounds are essential and no safer alternatives exist.

How to handle nitrooxy(phenyl)mercury safely?

Nitrooxy(phenyl)mercury requires extreme caution during handling due to its Acute Tox. 3, STOT RE 1, and Skin Corr. 1B classifications. Essential PPE includes chemical-resistant gloves, safety goggles, face shield, and protective clothing. Work must be conducted in well-ventilated areas or fume hoods to prevent inhalation exposure. Avoid skin contact and ingestion completely. Personnel should be trained in mercury compound handling procedures and emergency response protocols before working with this substance.

How to store nitrooxy(phenyl)mercury correctly?

Nitrooxy(phenyl)mercury must be stored in tightly sealed containers in a cool, dry, well-ventilated area away from incompatible materials. Due to its corrosive properties (Skin Corr. 1B) and toxicity, storage areas should be restricted to authorized personnel only. The storage facility must comply with regulations for toxic substances and prevent environmental contamination. Secondary containment is recommended to prevent spills, and storage areas should be equipped with appropriate emergency response materials.

What to do in case of contact with nitrooxy(phenyl)mercury?

Immediate action is critical due to the acute toxicity and corrosive nature of nitrooxy(phenyl)mercury. For skin contact: remove contaminated clothing immediately and rinse affected area with copious amounts of water for at least 15 minutes. For eye contact: flush with water for 15 minutes while holding eyelids open. If inhaled: move to fresh air immediately. In all cases of exposure, seek immediate medical attention and inform medical personnel about the mercury compound exposure.

How to dispose of nitrooxy(phenyl)mercury properly?

Nitrooxy(phenyl)mercury disposal must comply with hazardous waste regulations due to its mercury content and environmental hazard classifications (Aquatic Acute 1, Aquatic Chronic 1). The substance cannot be disposed of in regular waste streams and requires specialized hazardous waste treatment facilities capable of handling mercury-containing compounds. Contact licensed waste disposal companies with expertise in organomercury compounds. All disposal activities must follow local, national, and EU environmental protection regulations.

How to transport nitrooxy(phenyl)mercury?

Nitrooxy(phenyl)mercury is classified under ADR Class 6.1 (Toxic substances), Packing Group II, indicating significant transport restrictions. Transportation requires appropriate UN-specification packaging, proper labeling with GHS pictogrammes (GHS06, GHS08, GHS05, GHS09), and accompanying documentation including safety data sheets. Only trained personnel and authorized carriers should handle transportation. Vehicle placarding and driver certification for dangerous goods transport are mandatory according to ADR regulations.

Is nitrooxy(phenyl)mercury subject to specific regulations?

Nitrooxy(phenyl)mercury is subject to stringent regulations under multiple frameworks including REACH, CLP, and mercury-specific legislation. While not currently listed as SVHC, its classification requires compliance with substance registration, hazard communication, and risk management measures. The compound falls under restrictions related to mercury compounds in various applications. Users must ensure compliance with occupational exposure limits, environmental discharge restrictions, and reporting requirements for mercury-containing substances.

Where to buy nitrooxy(phenyl)mercury in Europe?

OYSI serves as a reliable European distributor for nitrooxy(phenyl)mercury, providing access to this specialized organomercury compound for qualified customers. As an established chemical distributor, OYSI ensures proper documentation, regulatory compliance, and safe handling protocols for this hazardous substance. Purchases require verification of legitimate use, appropriate safety infrastructure, and compliance with mercury compound regulations. Contact OYSI directly to discuss availability, specifications, and regulatory requirements for your specific application.

Data Sources

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