Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane
C5H12ClO2PS2
chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane
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Identification
- CAS Number
- 24934-91-6
- EC Number
- 246-538-1
- UN Number
- 3018
- Index Number
- 015-114-00-6
- PubChem CID
- 32739
Physical-chemical properties
- Molecular Formula
- C5H12ClO2PS2
- Molar Mass
- 234.70 g/mol
- IUPAC Name
- chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane
Chemical Identifiers
- InChI
- InChI=1S/C5H12ClO2PS2/c1-3-7-9(10,8-4-2)11-5-6/h3-5H2,1-2H3
- InChI Key
- QGTYWWGEWOBMAK-UHFFFAOYSA-N
Overview
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane (CAS 24934-91-6) is an organophosphorus compound with pronounced toxicological properties and aquatic environmental hazards. This specialized organophosphorus chemical compound belongs to the thiophosphate family, characterized by its complex molecular structure containing phosphorus, sulfur, chlorine, and ethoxy functional groups. With the molecular formula C5H12ClO2PS2 and a molecular weight of 234.7 g/mol, this substance exhibits significant biological activity that necessitates careful handling and strict safety protocols. The compound presents severe safety considerations, classified under Acute Toxicity Categories 1 and 2, indicating extremely hazardous and hazardous properties respectively upon exposure. Its environmental impact classification as Aquatic Acute 1 and Aquatic Chronic 1 demonstrates both immediate and long-term threats to aquatic ecosystems. Transportation falls under ADR Class 6.1, reflecting its toxic nature, while GHS pictograms GHS06 and GHS09 warn of acute toxicity and environmental dangers. Structurally related compounds in this chemical family include diethoxy-(4-methylsulfinylphenoxy)-sulfanylidene-lambda5-phosphane and tert-butylsulfanylmethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane, which share similar phosphorus-sulfur backbone arrangements but differ in their substituent groups, leading to varying biological activities and applications. Industrial applications typically involve specialized synthesis processes where precise phosphorus-sulfur chemistry is required, pharmaceutical intermediate manufacturing, and select research applications in organophosphorus chemistry. The compound's unique reactivity profile makes it valuable for specific chemical transformations requiring thiophosphate functionality. OYSI maintains availability of chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane for qualified industrial customers with appropriate safety handling capabilities and regulatory compliance frameworks.
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 | II |
| Tunnel Code | D/E |
| Proper Shipping Name | Chlormephos (ISO) |
| Marine Pollutant | No |
Frequently Asked Questions
What is chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane is an organophosphorus compound with the molecular formula C5H12ClO2PS2 and CAS number 24934-91-6. This chemical substance has a molecular weight of 234.7 g/mol and contains both phosphorus and sulfur atoms in its structure. It is classified as highly toxic and environmentally hazardous, requiring careful handling and specialized safety measures in industrial applications.
What are the physicochemical properties of chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane has a molecular weight of 234.7 g/mol and molecular formula C5H12ClO2PS2. As an organophosphorus compound containing sulfur and chlorine substituents, it likely exhibits moderate polarity due to the presence of ethoxy groups. The compound's specific physical properties such as melting point, boiling point, and solubility characteristics require consultation of detailed technical data sheets for precise values.
What is chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane used for?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane is primarily used as a specialized chemical intermediate in organic synthesis and pharmaceutical research. Its organophosphorus structure makes it valuable for developing pesticides, flame retardants, and other specialty chemicals. The compound may also serve as a reagent in laboratory applications requiring specific phosphorus-sulfur chemistry. Its high toxicity limits its use to controlled industrial and research environments with appropriate safety measures.
How to handle chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane safely?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane requires extreme caution due to its Acute Tox. 1 and 2 classifications. Essential safety equipment includes chemical-resistant gloves, safety goggles, and respiratory protection in well-ventilated areas or fume hoods. Workers must wear appropriate protective clothing and avoid skin contact or inhalation. Emergency procedures should be established, and only trained personnel should handle this substance. All work areas must have adequate ventilation and emergency washing facilities readily available.
How to store chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane correctly?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane must be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. The storage area should be secured and accessible only to authorized personnel due to its high toxicity classification. Containers must be tightly sealed and properly labeled with appropriate hazard warnings. Secondary containment measures should be implemented to prevent environmental contamination, considering its aquatic toxicity classification.
What to do in case of contact with chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane?
Immediate action is critical due to the substance's high toxicity. In case of skin contact, remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes. For eye contact, flush immediately with clean water and seek medical attention. If inhaled, move the person to fresh air and provide oxygen if breathing is difficult. For ingestion, do not induce vomiting and seek immediate medical attention. Always contact emergency services and provide the safety data sheet to medical personnel.
How to dispose of chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane appropriately?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane disposal must comply with local and European waste regulations due to its toxicity and environmental hazard classification. The substance requires treatment as hazardous waste and must be disposed of through licensed waste management facilities capable of handling toxic organophosphorus compounds. Incineration at high temperatures in specialized facilities is typically required. Empty containers should also be treated as hazardous waste and never released to standard waste streams.
How to transport chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane is classified under ADR Class 6.1 (toxic substances), Packing Group II, indicating moderate to high toxicity for transport purposes. Shipments require appropriate UN packaging specifications, proper labeling with GHS06 and GHS09 pictograms, and transport documents indicating the toxic nature. Only authorized carriers experienced in handling dangerous goods should transport this substance, following all ADR regulations for toxic materials.
Is chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane subject to specific regulations?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane is subject to European REACH and CLP regulations governing chemical substances. While not currently listed as an SVHC (Substance of Very High Concern), its Acute Tox. 1 and aquatic toxicity classifications require compliance with strict labeling, safety data sheet, and notification requirements. Users must follow occupational exposure limits and environmental protection measures. Import and use may require regulatory notifications depending on quantities and applications.
Where to buy chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane in Europe?
Chloromethylsulfanyl-diethoxy-sulfanylidene-lambda5-phosphane is available through OYSI, a specialized European distributor of technical chemicals. As a highly toxic substance requiring specialized handling and regulatory compliance, it is typically supplied only to qualified industrial customers and research institutions. OYSI provides comprehensive technical support, proper documentation, and ensures compliance with European chemical regulations. Contact OYSI directly to discuss availability, specifications, and regulatory requirements for your specific application.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.