Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane
C8H13N2O3PS
diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane
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Identification
- CAS Number
- 297-97-2
- EC Number
- 206-049-6
- UN Number
- 3018
- Index Number
- 015-112-00-5
- PubChem CID
- 9272
Physical-chemical properties
- Molecular Formula
- C8H13N2O3PS
- Molar Mass
- 248.24 g/mol
- IUPAC Name
- diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane
Chemical Identifiers
- InChI
- InChI=1S/C8H13N2O3PS/c1-3-11-14(15,12-4-2)13-8-7-9-5-6-10-8/h5-7H,3-4H2,1-2H3
- InChI Key
- IRVDMKJLOCGUBJ-UHFFFAOYSA-N
Overview
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane (CAS 297-97-2) is an organophosphorus compound with highly toxic properties and specialized industrial applications. This phosphorus-containing heterocyclic compound, with the molecular formula C8H13N2O3PS and molecular weight of 248.24 g/mol, represents a sophisticated example of organophosphorus chemistry combining pyrazine and phosphane functionalities. The lambda5-phosphane designation indicates the pentavalent phosphorus center, while the sulfanylidene group contributes to its unique reactivity profile. The compound's structure incorporates diethoxy substituents alongside a pyrazin-2-yloxy moiety, creating a complex molecular architecture that enables specific chemical interactions. The substance is classified under the highest acute toxicity categories (Acute Tox. 1 and 2), requiring stringent safety protocols during handling and transport. Its ADR classification as Class 6.1 toxic substance necessitates specialized storage conditions and trained personnel for safe manipulation. The GHS06 skull and crossbones pictogram and "Danger" signal word emphasize the critical importance of appropriate personal protective equipment and ventilation systems when working with this material. In industrial applications, diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane finds use primarily in specialized synthetic chemistry processes, particularly in the development of agrochemical intermediates and pharmaceutical research compounds. Its unique phosphorus-nitrogen framework makes it valuable for creating complex heterocyclic structures. The compound shares structural similarities with other organophosphorus compounds like 2-[bis(dimethylamino)phosphoryl]-5-phenyl-1,2,4-triazol-3-amine, which also features phosphorus-nitrogen connectivity in heterocyclic systems. OYSI provides this specialized organophosphorus compound to qualified industrial customers with appropriate handling capabilities and regulatory compliance requirements.
Safety & Classification
Acute Tox. 1; Acute Tox. 2 *
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
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
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:
Ingestion
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 Number | 3018 |
| ADR Class | 6.1 |
| Packing Group | I |
| Tunnel Code | C/E |
| Proper Shipping Name | Thionazin (ISO) |
| Marine Pollutant | No |
Frequently Asked Questions
What is diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane is an organophosphorus compound with CAS number 297-97-2 and molecular formula C8H13N2O3PS. This chemical substance has a molecular weight of 248.24 g/mol and belongs to the class of phosphane derivatives containing pyrazine and ethoxy functional groups. It is classified as highly toxic and requires careful handling due to its acute toxicity properties.
What are the physicochemical properties of diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane has a molecular formula of C8H13N2O3PS with a molecular weight of 248.24 g/mol. As an organophosphorus compound containing ethoxy and pyrazine groups, it likely exhibits moderate polarity due to the presence of oxygen and nitrogen heteroatoms. The specific physical properties such as melting point, boiling point, and solubility characteristics should be determined through technical documentation from suppliers.
What is diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane used for?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane is primarily used as a chemical intermediate in specialized organic synthesis applications. Given its organophosphorus structure, it may serve as a reagent in pharmaceutical research, agrochemical development, or advanced materials chemistry. Its specific applications are typically limited to professional laboratory and industrial settings due to its high toxicity classification requiring specialized handling expertise.
How to handle diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane safely?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane must be handled with extreme caution due to its Acute Toxicity Category 1 and 2 classification. Always wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection. Work in a well-ventilated area or fume hood, avoid skin and eye contact, and prevent inhalation of vapors. Only trained personnel should handle this substance following strict safety protocols.
How to store diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane correctly?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane should be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Keep containers tightly sealed and properly labeled with GHS06 pictogram and danger warnings. Store in a restricted access area designated for highly toxic substances, separated from food, beverages, and everyday chemicals. Maintain appropriate temperature conditions and ensure proper containment to prevent accidental exposure.
What to do in case of contact with diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane?
In case of skin contact with diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane, immediately remove contaminated clothing and wash thoroughly with soap and water for at least 15 minutes. If inhaled, move to fresh air immediately. For eye contact, rinse continuously with water for at least 15 minutes. Seek immediate medical attention in all cases due to the substance's high acute toxicity. Contact poison control center and provide safety data sheet information to medical personnel.
How to dispose of diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane appropriately?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane must be disposed of as hazardous waste according to local and European regulations. Contact licensed hazardous waste disposal companies for proper collection and treatment. Never dispose of this substance in regular waste streams, sewers, or environment. Ensure proper documentation and tracking through waste disposal certificates. Small quantities may require special incineration at high temperatures in authorized facilities equipped for toxic substance destruction.
How to transport diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane is classified under ADR Class 6.1 (Toxic substances) Packing Group I, indicating high toxicity requiring strict transport regulations. Transportation must comply with dangerous goods regulations using appropriate packaging, labeling with GHS06 pictogram, and proper shipping documentation. Only authorized carriers trained in hazardous materials transport should handle shipments. Special permits may be required depending on quantities and transport routes.
Is diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane subject to specific regulations?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane is subject to European CLP regulation due to its acute toxicity classification requiring GHS06 labeling and danger signal word. It falls under REACH registration requirements for chemical substances. The compound is not currently listed as an SVHC (Substance of Very High Concern). Users must comply with occupational safety regulations and may need special permits for handling highly toxic substances depending on national legislation.
Where to buy diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane in Europe?
Diethoxy-pyrazin-2-yloxy-sulfanylidene-lambda5-phosphane is available through OYSI, a specialized European distributor of chemical products. As a professional chemical supplier, OYSI can provide this highly toxic substance to qualified customers with appropriate handling capabilities and regulatory compliance. Contact OYSI directly for availability, technical specifications, safety documentation, and regulatory support for this specialized organophosphorus compound requiring expert handling and transport arrangements.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.