Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane
C7H17O2PS3
diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane
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Identification
- CAS Number
- 298-02-2
- EC Number
- 206-052-2
- UN Number
- 3018
- Index Number
- 015-033-00-6
- PubChem CID
- 4790
Physical-chemical properties
- Molecular Formula
- C7H17O2PS3
- Molar Mass
- 260.40 g/mol
- IUPAC Name
- diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane
Chemical Identifiers
- InChI
- InChI=1S/C7H17O2PS3/c1-4-8-10(11,9-5-2)13-7-12-6-3/h4-7H2,1-3H3
- InChI Key
- BULVZWIRKLYCBC-UHFFFAOYSA-N
Overview
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane (CAS 298-02-2) is an organophosphorus compound with highly toxic properties and significant environmental hazard classification. This specialized organophosphorus chemical represents a complex sulfur-containing phosphorus derivative with the molecular formula C7H17O2PS3 and a molecular weight of 260.4 g/mol. The compound features a distinctive lambda5-phosphane core structure incorporating multiple sulfur linkages and ethoxy substituents, making it a member of the organothiophosphate family. Its systematic IUPAC nomenclature reflects the presence of both sulfanylidene and ethylsulfanylmethylsulfanyl functional groups, which contribute to its unique chemical behavior and applications. The substance carries extremely serious safety considerations, classified under Acute Toxicity Category 1 and 2, requiring the highest level of handling precautions. Environmental protection is equally critical, as the compound presents both acute and chronic aquatic toxicity (Aquatic Acute 1; Aquatic Chronic 1). The mandatory danger signal word and associated GHS06 (skull and crossbones) and GHS09 (environmental hazard) pictograms underscore the need for specialized storage, handling, and disposal protocols. Transportation falls under ADR Class 6.1, reflecting its toxic nature. In industrial applications, this organophosphorus compound finds use primarily in specialized chemical synthesis, particularly in the development of agricultural intermediates and advanced materials chemistry. It serves as a valuable building block in organophosphorus chemistry research and may function as a precursor in the synthesis of more complex molecular structures. The compound shares structural similarities with related organothiophosphates such as diethoxy-(4-methylsulfinylphenoxy)-sulfanylidene-lambda5-phosphane, which also features sulfur-phosphorus linkages in specialized applications. OYSI maintains availability of diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane for qualified industrial customers with appropriate handling capabilities and regulatory compliance.
Safety & Classification
Acute Tox. 1; Acute Tox. 2 *; Aquatic Acute 1; Aquatic Chronic 1
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 | Phorat (ISO) |
| Marine Pollutant | No |
Frequently Asked Questions
What is diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is an organophosphorus compound with the molecular formula C7H17O2PS3 and CAS number 298-02-2. This chemical substance has a molecular weight of 260.4 g/mol and belongs to the phosphorothioate family. It is classified as extremely hazardous due to its acute toxicity properties and environmental impact, requiring strict handling protocols and safety measures in industrial applications.
What are the physicochemical properties of diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is an organophosphorus compound with a molecular mass of 260.4 g/mol. As a phosphorothioate derivative containing ethoxy and sulfanyl groups, it typically exists as a liquid at room temperature. The presence of multiple sulfur atoms and phosphorus gives it characteristic chemical reactivity. Specific physical properties such as boiling point, density, and solubility require consultation of detailed safety data sheets for precise values.
What is diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane used for?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is primarily used as an intermediate in chemical synthesis and research applications. As an organophosphorus compound, it serves in the development of specialized chemicals and may be utilized in laboratory settings for analytical purposes. Its specific applications are typically limited to professional industrial processes and scientific research due to its high toxicity classification and stringent handling requirements.
How to handle diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane safely?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane requires extreme caution due to its Acute Tox. 1 classification. Essential protective equipment includes chemical-resistant gloves, safety goggles, and respiratory protection. Work must be conducted in well-ventilated areas or under fume hoods. Avoid skin contact, inhalation, and ingestion completely. Only trained personnel should handle this substance, following strict laboratory protocols and emergency procedures. Always have emergency contact information readily available during handling operations.
How to store diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane correctly?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane must be stored in a secure, well-ventilated area away from heat sources and incompatible materials. Use original containers with tight seals and appropriate labeling including GHS06 and GHS09 pictograms. Storage areas should be restricted to authorized personnel only, with temperature control and spill containment measures. Keep away from oxidizing agents and ensure compliance with local regulations for highly toxic substances storage.
What to do in case of contact with diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane?
Immediate action is critical due to the substance's Acute Tox. 1 classification. For skin contact, remove contaminated clothing and rinse thoroughly with water for at least 15 minutes. If inhaled, move to fresh air immediately and seek medical attention. In case of eye contact, flush with water continuously and remove contact lenses if present. For ingestion, do not induce vomiting and seek immediate medical assistance. Always contact emergency services and provide the safety data sheet to medical personnel.
How to dispose of diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane appropriately?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane must be disposed of as hazardous waste through licensed waste management companies. Due to its high toxicity and environmental hazard classification (Aquatic Acute 1, Aquatic Chronic 1), it cannot be disposed of through regular waste streams. Contact certified hazardous waste disposal facilities and follow local environmental regulations. Maintain proper documentation and manifests for waste tracking. Never dispose of this substance down drains or in regular trash.
How to transport diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is classified as ADR Class 6.1, Packing Group I, indicating highly toxic substances requiring maximum safety precautions. Transportation must comply with dangerous goods regulations, using appropriate UN-specification packaging and proper documentation. Vehicles must display required hazard placards and carry emergency response information. Only certified carriers experienced in handling highly toxic materials should transport this substance, following all international dangerous goods transport regulations.
Is diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane subject to particular regulations?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is subject to strict regulatory oversight under multiple frameworks. It falls under REACH regulation for chemical registration and CLP regulation for classification and labeling. While not currently listed as an SVHC, its Acute Tox. 1 classification subjects it to stringent handling, storage, and transport requirements. Users must comply with occupational safety regulations, environmental protection laws, and may require special permits or licenses for procurement and use.
Where to buy diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane in Europe?
Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is available through OYSI, a specialized European distributor of technical chemicals. Due to its high toxicity classification and regulatory requirements, procurement is restricted to qualified industrial and research customers with appropriate handling capabilities. OYSI ensures compliance with European regulations and provides necessary documentation including safety data sheets. Contact OYSI directly to discuss availability, quantities, and specific requirements for this controlled chemical substance.
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Diethoxy-(ethylsulfanylmethylsulfanyl)-sulfanylidene-lambda5-phosphane is a dangerous good. We support you with labeling, packaging, and transport documentation.
Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.