Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane

C16H35PS2

sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane

CAS107667-02-7
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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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 distinctive sulfur-phosphorus bonding and branched alkyl substituents. This specialized organophosphorus chemical, with molecular formula C16H35PS2 and molecular weight 322.6 g/mol, represents a unique class of phosphorus-sulfur compounds characterized by its lambda5-phosphane structure. The molecule features two 2,4,4-trimethylpentyl groups attached to a central phosphorus atom, along with sulfanyl and sulfanylidene functional groups, creating a complex three-dimensional structure that influences its chemical behavior and industrial applications. The compound presents significant safety considerations, classified under multiple hazard categories including flammable liquid (Category 3), acute toxicity, and skin corrosion (Category 1B). Its GHS pictograms (GHS02, GHS06, GHS05, GHS09) indicate fire hazard, acute toxicity, corrosive properties, and environmental concerns. The ADR classification 6.1 designates it as a toxic substance requiring specialized handling and transportation protocols. Unlike simpler reactive compounds such as prop-2-enal or aziridine, this organophosphorus derivative demands enhanced safety measures due to its combined toxicity and corrosive nature. Industrial applications typically leverage the compound's unique phosphorus-sulfur chemistry for specialized synthesis processes, particularly in organophosphorus chemistry research and as an intermediate in the production of flame retardants or specialty lubricant additives. Its branched alkyl structure provides specific steric properties valuable in certain catalytic applications. OYSI maintains technical-grade supplies of sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane for qualified industrial customers throughout Europe, supporting specialized chemical manufacturing and research applications with comprehensive safety documentation and regulatory compliance.

Safety & Classification

Danger
Classification:

Flam. Liq. 3; Acute Tox. 3 *; Acute Tox. 4 *; Skin Corr. 1B; Aquatic Chronic 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H226

Flammable liquid and vapour.

H331

Toxic if inhaled.

H302

Harmful if swallowed.

H314

Causes severe skin burns and eye damage.

H411

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

Toxic

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

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:

Eye Contact

Harmful

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

Harmful

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 Number3488
ADR Class6.1
Packing GroupI
Tunnel CodeC/D
Proper Shipping NameBis(2,4,4-trimethylpentyl)dithiophosphonsäure
Marine PollutantNo

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 the molecular formula C16H35PS2 and CAS number 107667-02-7. This chemical substance has a molecular weight of 322.6 g/mol and contains phosphorus, sulfur, and carbon atoms in its structure. It is classified as a hazardous material with multiple safety concerns including flammability, toxicity, and corrosive properties, requiring careful handling and appropriate safety measures in industrial applications.

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 flammable liquid at standard conditions with a molecular weight of 322.6 g/mol. The compound exhibits corrosive properties and is classified as Flam. Liq. 3, indicating moderate flammability characteristics. Due to the presence of phosphorus and sulfur atoms in its molecular structure (C16H35PS2), it likely has a characteristic odor and specific solubility properties typical of organophosphorus compounds.

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 in specialized industrial applications requiring organophosphorus compounds. Its specific molecular structure makes it suitable for chemical synthesis processes, potentially as an intermediate or reagent in pharmaceutical, agrochemical, or specialty chemical manufacturing. The compound may also find applications in research and development activities where phosphorus-sulfur containing molecules are required for specific chemical transformations or material development.

How to handle sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane safely?

Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane requires strict safety protocols due to its corrosive and toxic properties. Personnel must wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume hoods to prevent inhalation exposure. Avoid contact with skin, eyes, and clothing. Keep away from ignition sources due to its flammable nature, and ensure emergency eyewash and shower facilities are readily accessible.

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 points. Use appropriate chemical-resistant containers and ensure proper labeling with GHS pictograms (GHS02, GHS06, GHS05, GHS09). Store separately from incompatible materials and oxidizing agents. Implement secondary containment measures due to its corrosive properties. Access should be restricted to trained personnel only, and storage areas must comply with local fire safety and chemical storage regulations.

What to do in case of contact with sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane?

In case of skin contact with sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane, immediately remove contaminated clothing and flush affected area with copious amounts of water for at least 15 minutes. For eye contact, rinse thoroughly with water and seek immediate medical attention due to its corrosive properties. If inhaled, move to fresh air immediately. In case of ingestion, do not induce vomiting and seek immediate medical care. Always consult safety data sheets and contact poison control centers for specific guidance.

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 through licensed hazardous waste management companies in accordance with local, national, and EU waste regulations. The substance cannot be disposed of in regular waste streams due to its toxic and corrosive properties. Contact certified waste disposal contractors who specialize in chemical waste treatment. Ensure proper documentation and tracking of disposal activities. Never discharge into sewers, waterways, or soil due to its environmental hazard classification.

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 danger level during transport. Transportation requires specialized hazardous materials packaging, proper labeling, and documentation according to ADR regulations. Only certified dangerous goods transporters should handle shipments. Vehicles must carry appropriate emergency equipment and drivers must have dangerous goods training certification. Shipping documents must include proper shipping names, UN numbers, and emergency contact information.

Is sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane subject to specific regulations?

Sulfanyl-sulfanylidene-bis(2,4,4-trimethylpentyl)-lambda5-phosphane is subject to EU REACH and CLP regulations due to its hazardous classification. The substance is not currently listed as SVHC (Substance of Very High Concern), but its toxic and corrosive properties require compliance with occupational health and safety regulations. Users must maintain safety data sheets, implement risk assessments, and follow COSHH guidelines. Industrial users may need to report usage under REACH depending on quantities and applications.

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 specialized European distributor of chemical products. OYSI provides this organophosphorus compound to qualified industrial customers with appropriate handling capabilities and regulatory compliance. Due to the substance's hazardous classification and ADR Class 6.1 transport requirements, purchases require proper documentation and adherence to safety protocols. Contact OYSI's technical team for availability, specifications, and regulatory guidance for your specific application requirements.

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Data Sources

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