Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane
C8H10NO5PS
dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane
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Identification
- CAS Number
- 298-00-0
- EC Number
- 206-050-1
- UN Number
- 2783
- Index Number
- 015-035-00-7
- PubChem CID
- 4130
Physical-chemical properties
- Molecular Formula
- C8H10NO5PS
- Molar Mass
- 263.21 g/mol
- IUPAC Name
- dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane
Chemical Identifiers
- InChI
- InChI=1S/C8H10NO5PS/c1-12-15(16,13-2)14-8-5-3-7(4-6-8)9(10)11/h3-6H,1-2H3
- InChI Key
- RLBIQVVOMOPOHC-UHFFFAOYSA-N
Overview
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane (CAS 298-00-0) is an organophosphorus compound with significant toxicological properties and industrial applications. This phosphorus-containing chemical compound, with molecular formula C8H10NO5PS and molecular weight 263.21 g/mol, represents a specialized organophosphorus derivative featuring both methoxy and nitrophenoxy functional groups. The lambda5-phosphane designation indicates the phosphorus atom's specific oxidation state and coordination geometry within the molecular structure. The compound's systematic nomenclature reflects its complex architecture, incorporating sulfur and phosphorus heteroatoms alongside aromatic nitro functionality. The substance exhibits significant safety concerns, classified under multiple hazard categories including acute toxicity (Category 2 and 3), specific target organ toxicity following repeated exposure (Category 2), and aquatic toxicity. Its ADR classification as Class 6.1 indicates toxic substances requiring special transportation precautions. The presence of GHS pictograms including flame, skull and crossbones, health hazard, and environmental symbols underscores the comprehensive risk profile requiring expert handling protocols. Industrial applications typically leverage the compound's organophosphorus chemistry in specialized synthesis processes and as an intermediate in pharmaceutical or agrochemical manufacturing. Like other organophosphorus compounds, it shares certain chemical reactivity patterns with substances such as aziridine in terms of electrophilic behavior, though their applications differ significantly. The compound's unique combination of phosphorus-sulfur bonding and nitroaromatic functionality makes it valuable for specific synthetic transformations where conventional reagents prove inadequate. OYSI maintains availability of this specialized organophosphorus compound for qualified industrial customers requiring high-purity technical materials.
Safety & Classification
Flam. Liq. 3; Acute Tox. 2 *; Acute Tox. 3 *; Acute Tox. 2 *; STOT RE 2 *; Aquatic Acute 1; Aquat...
GHS Pictograms
Flame
GHS02
Flammable. May ignite on contact with air, water, or heat sources.
Skull and Crossbones
GHS06
Acute toxicity. Fatal if swallowed, in contact with skin, or if inhaled.
Health Hazard
GHS08
Serious health hazard. May cause cancer, organ damage, or genetic defects.
Environment
GHS09
Environmental hazard. Toxic to aquatic life with long lasting effects.
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
Inhalation
Measures if vapours or dust are inhaled
First Aid Actions
- +P304IF INHALED:
- +P340Remove person to fresh air and keep comfortable for breathing.
- +P311Call a POISON CENTER/doctor.
Related hazard statements:
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 | 2783 |
| ADR Class | 6.1 |
| Packing Group | I |
| Tunnel Code | C/E |
| Proper Shipping Name | Parathion-methyl (ISO), fest |
| Marine Pollutant | No |
Frequently Asked Questions
What is dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is an organophosphorus compound with CAS number 298-00-0 and molecular formula C8H10NO5PS. This chemical substance has a molecular weight of 263.21 g/mol and contains phosphorus, sulfur, and a nitrophenoxy group in its structure. It is classified as a highly hazardous substance with multiple toxicity concerns and environmental risks, requiring careful handling and specialized safety measures.
What are the physicochemical properties of dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is an organophosphorus compound with a molecular mass of 263.21 g/mol. The substance exhibits flammable liquid properties (Flam. Liq. 3) and contains both hydrophobic aromatic components and polar functional groups. Its structure includes methoxy groups, a nitrophenoxy moiety, and a phosphorus-sulfur bond, which influence its chemical reactivity and physical characteristics. Specific physical properties like melting point and solubility require consultation of detailed safety data sheets.
What is dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane used for?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is primarily used as a specialized chemical intermediate in industrial applications. Given its organophosphorus structure, it may serve in the synthesis of other phosphorus-containing compounds or as a reagent in specific chemical processes. Due to its high toxicity classification (Acute Tox. 2 and 3) and environmental hazards, its use is restricted to professional industrial settings with appropriate safety controls and expertise.
How to handle dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane safely?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane requires maximum safety precautions due to its 'Danger' signal word and multiple acute toxicity classifications. Personnel must wear full personal protective equipment including chemical-resistant gloves, safety goggles, and respiratory protection. Work should be conducted in well-ventilated areas or under fume hoods. Avoid skin contact, inhalation, and ingestion. Only trained professionals should handle this substance, following strict safety protocols and emergency procedures.
How to store dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane correctly?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane must be stored in a secure, temperature-controlled environment away from ignition sources due to its flammable liquid classification. The storage area should be well-ventilated and equipped with appropriate fire suppression systems. Keep containers tightly sealed and away from incompatible materials. Access should be restricted to authorized personnel only, with proper inventory tracking and emergency response equipment readily available in the storage vicinity.
What to do in case of contact with dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?
Immediate action is critical due to the substance's high acute toxicity (Acute Tox. 2). For skin contact, remove contaminated clothing and rinse extensively with water for at least 15 minutes. If inhaled, move to fresh air immediately and seek medical attention. For eye contact, flush with water for 15 minutes. In case of ingestion, do not induce vomiting and seek immediate medical care. Contact emergency services and provide the safety data sheet to medical personnel.
How to dispose of dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane appropriately?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane requires disposal as hazardous waste through licensed waste management companies due to its high toxicity and environmental hazard classification (Aquatic Acute 1). The substance cannot be disposed of in regular waste streams or sewers. Disposal must comply with local and European waste regulations, including proper classification, packaging, and documentation. Contact specialized hazardous waste contractors with expertise in handling acutely toxic organophosphorus compounds.
How to transport dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is classified under ADR Class 6.1 (toxic substances) Packing Group I, indicating the highest level of toxicity for transport purposes. Transportation requires specialized hazardous goods packaging, proper labeling with GHS pictograms (GHS02, GHS06, GHS08, GHS09), and documentation. Only certified carriers with hazardous materials authorization can transport this substance. Emergency response information must accompany shipments, and transport routes should minimize public exposure risks.
Is dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane subject to specific regulations?
Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is subject to extensive European chemical regulations including REACH registration requirements and CLP classification. While not currently listed as a SVHC (Substance of Very High Concern), its multiple hazard classifications require compliance with occupational safety directives and environmental protection laws. Industrial users must maintain safety data sheets, implement risk management measures, and report usage as required by chemical safety regulations.
Where to buy dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane in Europe?
OYSI is a European distributor that can supply dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane for professional and industrial applications. Due to the substance's high toxicity classification and regulatory requirements, procurement is restricted to qualified industrial users with appropriate safety infrastructure and handling expertise. Contact OYSI directly to discuss availability, technical specifications, and compliance documentation required for safe handling and use of this specialized chemical compound.
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Dimethoxy-(4-nitrophenoxy)-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.