Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane
C16H35PS2
sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane
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Identification
- CAS Number
- 107667-02-7
- EC Number
- 420-160-9
- UN Number
- 3488
- Index Number
- 015-197-00-9
- PubChem CID
- 163778
Physical-chemical properties
- Molecular Formula
- C16H35PS2
- Molar Mass
- 322.60 g/mol
- IUPAC Name
- sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane
Chemical Identifiers
- InChI
- InChI=1S/C16H35PS2/c1-13(9-15(3,4)5)11-17(18,19)12-14(2)10-16(6,7)8/h13-14H,9-12H2,1-8H3,(H,18,19)
- InChI Key
- YOCZZJWFWDUAAR-UHFFFAOYSA-N
Overview
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane (CAS 107667-02-7) is an organophosphorus compound with sulfur-containing functional groups and branched alkyl chains. This specialized organophosphorus compound belongs to the lambda5-phosphane family, characterized by its unique molecular structure incorporating both sulfanyl and sulfanylidene groups attached to a central phosphorus atom. With a molecular formula of C16H35PS2 and molecular weight of 322.6 g/mol, this chemical exhibits distinct properties that make it valuable for specific industrial applications requiring phosphorus-sulfur chemistry. The compound presents significant safety considerations due to its hazard classification profile. It is classified as a flammable liquid (Category 3), acutely toxic through multiple exposure routes, and highly corrosive to skin. The presence of GHS pictograms including flame, skull and crossbones, corrosion, and environmental hazard symbols underscores the need for strict handling protocols. Its ADR classification as Class 6.1 (toxic substances) requires specialized transport and storage conditions. From a chemical perspective, this lambda5-phosphane compound shares certain reactive characteristics with other electrophilic species such as prop-2-enal, though its organophosphorus nature provides distinct reactivity patterns. The branched 2,4,4-trimethylpentyl substituents contribute to its solubility profile and steric properties, influencing its behavior in chemical processes. Primary industrial applications include specialized organic synthesis where phosphorus-sulfur bond formation is required, advanced materials chemistry, and as an intermediate in pharmaceutical or agrochemical manufacturing. The compound's unique structure makes it particularly suitable for applications requiring specific stereochemical control or where conventional organophosphorus reagents prove inadequate. OYSI maintains availability of this technical-grade organophosphorus compound for qualified industrial customers with appropriate handling capabilities.
Safety & Classification
Flam. Liq. 3; Acute Tox. 3 *; Acute Tox. 4 *; Skin Corr. 1B; Aquatic Chronic 2
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.
Corrosion
GHS05
Corrosive. Causes severe skin burns and eye damage.
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:
Eye Contact
Measures if substance gets into the eyes
First Aid Actions
- +P305IF IN EYES:
- +P351Rinse cautiously with water for several minutes.
- +P338Remove contact lenses, if present and easy to do. Continue rinsing.
- +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 | 3488 |
| ADR Class | 6.1 |
| Packing Group | I |
| Tunnel Code | C/D |
| Proper Shipping Name | Bis(2,4,4-trimethylpentyl)dithiophosphonsäure |
| Marine Pollutant | No |
Frequently Asked Questions
What is sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is an organophosphorus compound with CAS number 107667-02-7 and molecular formula C16H35PS2. This specialized chemical features a phosphorus center bonded to sulfur atoms and branched alkyl chains, giving it a molecular weight of 322.6 g/mol. It is classified as a hazardous substance with multiple danger classifications including flammability, acute toxicity, and skin corrosion properties.
What are the physicochemical properties of sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is a liquid with flammable properties, as indicated by its Flam. Liq. 3 classification. The compound has a molecular weight of 322.6 g/mol and contains phosphorus-sulfur bonds within its structure. Its organophosphorus nature and branched alkyl substituents suggest limited water solubility. Specific physical properties such as exact color, odor, and detailed solubility data would require consultation of the safety data sheet.
What is sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane used for?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is primarily used as a specialized organophosphorus reagent in industrial chemical processes and research applications. Its unique phosphorus-sulfur structure makes it valuable in synthetic chemistry, potentially serving as a ligand, catalyst component, or intermediate in the production of other phosphorus-containing compounds. Due to its hazardous classification, it is restricted to professional industrial use under controlled conditions.
How to handle sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane safely?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane requires extreme caution due to its corrosive and toxic properties. Essential protective equipment includes chemical-resistant gloves, safety goggles, face protection, and acid-resistant clothing. Work must be conducted in well-ventilated areas or under fume extraction systems. Avoid contact with skin, eyes, and inhalation of vapors. Keep away from ignition sources due to flammability. Only trained personnel should handle this substance.
How to store sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane correctly?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane must be stored in a cool, dry, well-ventilated area away from heat sources and ignition sources due to its flammable nature. Use corrosion-resistant containers with tight-fitting lids to prevent vapor release. Store separately from incompatible materials including oxidizing agents, bases, and water-reactive substances. Ensure storage areas have appropriate fire suppression systems and emergency spill containment measures.
What to do in case of contact with sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane?
Immediate action is critical due to the substance's corrosive and toxic nature. For skin contact, remove contaminated clothing immediately and rinse affected area with copious amounts of water for at least 15 minutes. In case of eye contact, flush thoroughly with water and seek immediate medical attention. If inhaled, move to fresh air immediately. For ingestion, do not induce vomiting and seek emergency medical care. Always consult poison control and provide the safety data sheet to medical personnel.
How to dispose of sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane appropriately?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane must be disposed of as hazardous waste through licensed waste management companies. The substance cannot be discharged into sewers, waterways, or regular waste streams due to its toxic and environmentally harmful properties. Contact authorized hazardous waste disposal facilities that can handle organophosphorus compounds. Ensure proper waste classification codes are used and maintain disposal documentation for regulatory compliance.
How to transport sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is classified under ADR Class 6.1 (toxic substances), Packing Group I, indicating high toxicity requiring maximum protection. Transportation must comply with dangerous goods regulations using appropriate packaging specifications, labeling, and documentation. Only certified dangerous goods transporters should handle shipments. Vehicles must carry proper emergency equipment and drivers require hazmat certification. Ensure all packages display correct UN numbers, proper shipping names, and hazard labels.
Is sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane subject to special regulations?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is subject to comprehensive chemical regulations including REACH registration requirements for import/manufacture in the EU. The substance must comply with CLP regulation for classification, labeling, and packaging. While not currently listed as SVHC, its hazardous properties require strict handling protocols. Users must maintain safety data sheets, implement risk assessments, and ensure proper worker training. Industrial use restrictions may apply depending on local regulatory requirements.
Where to buy sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane in Europe?
Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is available through OYSI, a professional European chemical distributor specializing in technical and specialty chemicals. As a regulated hazardous substance, it is only supplied to qualified industrial customers with appropriate handling capabilities and regulatory compliance. OYSI ensures proper packaging, documentation, and regulatory compliance for European distribution. Contact OYSI directly to discuss availability, technical specifications, and delivery requirements for your industrial application.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.