2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane

C6H15O2PS3

CAS640-15-3
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
Danger

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Identification

CAS Number
640-15-3
EC Number
211-362-6
UN Number
3018
Index Number
015-050-00-9
PubChem CID
12541

Physical-chemical properties

Molecular Formula
C6H15O2PS3
Molar Mass
246.40 g/mol
IUPAC Name
2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane

Chemical Identifiers

InChI
InChI=1S/C6H15O2PS3/c1-4-11-5-6-12-9(10,7-2)8-3/h4-6H2,1-3H3
InChI Key
OPASCBHCTNRLRM-UHFFFAOYSA-N

Overview

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane (CAS 640-15-3) is an organophosphorus compound with molecular formula C6H15O2PS3 and notable toxicity properties requiring careful handling protocols. This specialized organophosphorus chemical compound features a complex molecular structure incorporating phosphorus, sulfur, and methoxy functional groups, resulting in a molecular weight of 246.4 g/mol. The presence of multiple sulfur atoms and the lambda5-phosphane configuration contributes to its unique chemical properties and reactivity profile. As indicated by its EC number 211-362-6, this substance is officially registered within European chemical databases and subject to comprehensive regulatory oversight. The compound presents significant safety considerations, classified under acute toxicity categories 3 and 4 with the danger signal word and GHS06 pictogram indicating its toxic nature. Its ADR classification of 6.1 designates it as a toxic substance requiring specialized transport protocols. These safety characteristics necessitate implementation of stringent handling procedures, appropriate personal protective equipment, and proper storage conditions in controlled environments. Industrial applications for this organophosphorus compound typically involve specialized chemical synthesis processes, particularly in pharmaceutical intermediates and advanced materials development. The compound's unique structural features make it valuable in research applications requiring specific phosphorus-sulfur chemistry. Unlike simpler compounds such as chloromethylbenzene which serves broader industrial purposes, this specialized phosphane requires targeted applications where its specific molecular configuration provides distinct advantages. Professional users working with this compound must ensure compliance with all relevant safety regulations and maintain appropriate documentation for handling toxic substances. OYSI provides this technical grade chemical compound to qualified industrial customers with comprehensive safety documentation and regulatory compliance support.

Safety & Classification

Danger
Classification:

Acute Tox. 4 *; Acute Tox. 3 *

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H312

Harmful in contact with skin.

H301

Toxic if swallowed.

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:

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 Number3018
ADR Class6.1
Packing GroupII
Tunnel CodeD/E
Proper Shipping NameThiometon (ISO)
Marine PollutantNo

Frequently Asked Questions

What is 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane is an organophosphorus compound with the molecular formula C6H15O2PS3 and CAS number 640-15-3. This chemical substance has a molecular weight of 246.4 g/mol and contains multiple sulfur atoms in its structure along with phosphorus and methoxy groups. It is classified as a hazardous material with acute toxicity properties, requiring careful handling and appropriate safety measures during use.

What are the physicochemical properties of 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane is an organophosphorus compound with a molecular weight of 246.4 g/mol and molecular formula C6H15O2PS3. The compound contains multiple sulfur atoms and methoxy groups attached to a phosphorus center. Due to its complex organophosphorus structure with sulfur substituents, it likely exhibits specific solubility characteristics and stability properties that must be considered during handling and storage.

What is 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane used for?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane is typically used in specialized chemical applications due to its organophosphorus structure. This compound may serve as an intermediate in synthetic chemistry, particularly in reactions involving phosphorus-sulfur chemistry. Its specific applications depend on its reactivity profile and the unique properties conferred by its multiple sulfur substituents and methoxy groups attached to the phosphorus center.

How to handle 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane safely?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane requires careful handling due to its Acute Tox. 4 and Acute Tox. 3 classifications with danger signal word. Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods. Avoid skin contact, inhalation, and ingestion. The GHS06 pictogram indicates skull and crossbones hazard, emphasizing the need for strict safety protocols.

How to store 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane correctly?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane must be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Due to its acute toxicity classification, storage should be in a locked chemical storage area with restricted access. The container should be tightly sealed and properly labeled with hazard information. Given its organophosphorus nature with sulfur groups, avoid storage near oxidizing agents and maintain stable temperature conditions.

What to do in case of contact with 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane?

Immediate action is required upon contact with 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane due to its acute toxicity. For skin contact, immediately remove contaminated clothing and flush with plenty of water for at least 15 minutes. In case of eye contact, rinse thoroughly with water and seek medical attention. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Always consult safety data sheets for specific emergency procedures.

How to dispose of 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane appropriately?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane must be disposed of as hazardous waste according to local and national regulations. Due to its acute toxicity classification and organophosphorus nature, disposal through licensed hazardous waste contractors is mandatory. The waste should be properly containerized, labeled, and documented following hazardous waste manifest procedures. Incineration at appropriate high-temperature facilities or other approved treatment methods may be required depending on local regulations.

How to transport 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane is classified under ADR Class 6.1 (toxic substances) with Packing Group II, indicating moderate toxicity requiring specific transport requirements. Packages must be properly labeled with appropriate hazard labels and UN identification numbers. Transportation should comply with ADR regulations including proper packaging, documentation, and vehicle placarding. Only trained personnel should handle the transport, and emergency response information must be available during shipment.

Is 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane subject to specific regulations?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane is subject to various European chemical regulations including REACH and CLP due to its hazardous classification. The compound is classified under CLP with acute toxicity categories and requires appropriate hazard communication. It is not currently identified as a Substance of Very High Concern (SVHC). Users must comply with occupational safety regulations, proper labeling requirements, and may need to register or notify authorities depending on quantities handled.

Where to buy 2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane in Europe?

2-ethylsulfanylethylsulfanyl-dimethoxy-sulfanylidene-lambda5-phosphane is available through OYSI, a European distributor of chemical products specializing in industrial and research chemicals. OYSI provides this specialized organophosphorus compound to qualified customers across Europe with proper documentation and safety data sheets. Due to the hazardous nature of this substance, purchases typically require verification of proper handling capabilities and intended use applications. Contact OYSI directly for availability and technical specifications.

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Data Sources

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