Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane

C8H10NO5PS

dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane

CAS298-00-0
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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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 toxicity and environmental hazard properties. This specialized phosphorus-containing chemical compound features a complex molecular structure incorporating both methoxy and nitrophenoxy functional groups bound to a sulfanylidene-lambda5-phosphane core. With a molecular formula of C8H10NO5PS and molecular weight of 263.21 g/mol, this substance presents considerable safety challenges due to its classification under multiple acute toxicity categories and potential for causing specific target organ toxicity upon repeated exposure. The compound's hazard profile is particularly noteworthy, classified as Class 6.1 under ADR transport regulations and displaying multiple GHS pictograms including flammability, acute toxicity, health hazard, and environmental danger symbols. Its classification as Aquatic Acute 1 indicates severe immediate toxicity to aquatic environments, requiring careful handling protocols and waste management procedures. Safety considerations are paramount when working with this material, as it shares certain toxicological concerns with other hazardous substances like carbon monoxide in terms of systemic toxicity risks. Unlike simpler compounds such as aziridine, this organophosphorus derivative requires specialized storage conditions and handling expertise due to its complex reactivity profile. Industrial applications typically involve specialized chemical synthesis processes where the unique phosphorus-sulfur-oxygen framework provides specific reactivity patterns. The compound finds use in advanced materials research and as an intermediate in pharmaceutical chemistry applications, particularly where selective organophosphorus chemistry is required. OYSI maintains technical-grade supplies of dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane for qualified industrial customers with appropriate safety infrastructure and regulatory compliance capabilities.

Safety & Classification

Danger
Classification:

Flam. Liq. 3; Acute Tox. 2 *; Acute Tox. 3 *; Acute Tox. 2 *; STOT RE 2 *; Aquatic Acute 1; Aquat...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

H330

Fatal if inhaled.

H311

Toxic in contact with skin.

H300

Fatal if swallowed.

H373

May cause damage to organs through prolonged or repeated exposure.

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

Inhalation

Fatal

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

Toxic

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

Fatal

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 Number2783
ADR Class6.1
Packing GroupI
Tunnel CodeC/E
Proper Shipping NameParathion-methyl (ISO), fest
Marine PollutantNo

Frequently Asked Questions

What is dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is an organophosphorus compound with the molecular formula C8H10NO5PS and CAS number 298-00-0. This chemical substance has a molecular weight of 263.21 g/mol and contains phosphorus, sulfur, and nitro functional groups. It is classified as a highly hazardous material requiring strict handling protocols due to its acute toxicity and environmental risks.

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 weight of 263.21 g/mol. The presence of methoxy groups, nitrophenoxy substituent, and phosphorus-sulfur double bond influences its chemical behavior. Specific physical properties such as melting point, boiling point, and solubility require consultation of detailed technical data sheets for precise handling and application requirements.

What is dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane used for?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is primarily used in specialized chemical synthesis and research applications. As an organophosphorus compound, it may serve as an intermediate in pharmaceutical synthesis, agrochemical production, or specialized industrial processes. Its specific applications depend on its reactivity profile and the particular chemical transformations required in manufacturing processes. Professional consultation is recommended for specific application guidance.

How to handle dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane safely?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane requires extreme caution due to its Acute Tox. 2 classification and 'Danger' signal word. Essential PPE 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. Emergency shower and eyewash stations should be readily accessible during handling operations.

How to store dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane correctly?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane must be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Given its flammable liquid classification (Flam. Liq. 3), keep away from ignition sources. Store in original containers with proper labeling including GHS pictogrammes. Access should be restricted to trained personnel only, and storage areas should comply with local chemical storage regulations.

What to do in case of contact with dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?

Immediate medical attention is required due to the substance's high acute toxicity (Acute Tox. 2). For skin contact, remove contaminated clothing and rinse affected area with copious amounts of water for at least 15 minutes. In case of eye contact, flush immediately with water and seek medical care. If inhaled, move to fresh air and monitor breathing. For ingestion, do not induce vomiting and contact poison control immediately.

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 acute toxicity and environmental hazard classification (Aquatic Acute 1), it cannot be disposed of through regular waste streams. Disposal must comply with local and EU waste regulations including the Waste Framework Directive. Contact certified hazardous waste disposal services for proper treatment and destruction methods.

How to transport dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is classified as ADR Class 6.1 (toxic substances), Packing Group I, indicating high toxicity requiring maximum packaging protection. Transportation requires UN-approved packaging, proper labeling with hazard diamonds, and shipping documents indicating the toxic nature. Only certified dangerous goods transporters should handle shipment, following ADR regulations for toxic substances throughout the European transport network.

Is dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane subject to specific regulations?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is subject to REACH registration requirements and CLP classification regulations in the EU. While not currently listed as SVHC, its multiple hazard classifications (acute toxicity, STOT RE 2, aquatic toxicity) require compliance with occupational exposure limits and environmental protection measures. Users must maintain safety data sheets, implement risk management measures, and follow notification requirements for industrial use.

Where to buy dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane in Europe?

Dimethoxy-(4-nitrophenoxy)-sulfanylidene-lambda5-phosphane is available through OYSI, a specialized European distributor of technical chemicals. As a professional chemical supplier, OYSI ensures proper documentation, safety data sheets, and regulatory compliance for this highly regulated substance. Purchase requires verification of legitimate industrial use and appropriate handling capabilities due to the substance's high toxicity classification and regulatory requirements.

Data Sources

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