Propa-1,2-diene;prop-1-yne
C6H8
propa-1,2-diene;prop-1-yne
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Identification
- CAS Number
- 59355-75-8
- UN Number
- 1060
- PubChem CID
- 62152
Physical-chemical properties
- Molecular Formula
- C6H8
- Molar Mass
- 80.13 g/mol
- IUPAC Name
- propa-1,2-diene;prop-1-yne
Chemical Identifiers
- InChI
- InChI=1S/2C3H4/c2*1-3-2/h1-2H2;1H,2H3
- InChI Key
- VBUBYMVULIMEHR-UHFFFAOYSA-N
Overview
Propa-1,2-diene;prop-1-yne (CAS 59355-75-8) is a hydrocarbon mixture containing alkyne and allene functionalities with highly reactive triple and cumulative double bonds. This specialized C6H8 compound represents a unique combination of two distinct carbon frameworks: propa-1,2-diene (allene) and prop-1-yne (propyne), creating a molecular system with exceptional reactivity profiles. With a molecular weight of 80.13 g/mol, this mixture exhibits the characteristic properties of both alkyne and allene chemistry, making it valuable for specific synthetic applications where dual reactivity is required. The compound falls under ADR Class 2 transportation regulations, indicating its classification as a compressed or liquefied gas, which necessitates proper handling protocols and specialized storage conditions. The presence of both triple bonds in the prop-1-yne component and the cumulative double bonds in the propa-1,2-diene portion creates multiple sites for chemical transformation, enabling diverse reaction pathways in organic synthesis. Unlike simpler gases such as nitrous oxide, this hydrocarbon mixture offers complex reactivity patterns that make it particularly suitable for advanced chemical manufacturing processes. The allene functionality provides access to cycloaddition reactions and polymerization processes, while the alkyne component enables coupling reactions and functional group transformations. Primary industrial applications include specialized polymer synthesis, where the dual unsaturation allows for controlled crosslinking, pharmaceutical intermediate production utilizing selective alkyne chemistry, and advanced materials manufacturing requiring precise molecular architecture. The compound also serves in research applications focused on developing novel carbon frameworks and studying reaction mechanisms involving multiple unsaturated systems. OYSI maintains reliable supply channels for propa-1,2-diene;prop-1-yne, ensuring consistent availability for European industrial customers requiring this specialized hydrocarbon mixture for their technical applications.
Safety & Classification
No Hazard Classification
This substance is not classified as hazardous according to CLP Regulation (EC) No 1272/2008.
Transport (ADR)
| UN Number | 1060 |
| ADR Class | 2 |
| Packing Group | |
| Tunnel Code | B/D |
| Proper Shipping Name | Methylacetylen + Propadien, Gemisch, stabilisiert, unter Druck verflüssigt |
| Marine Pollutant | No |
Frequently Asked Questions
What is propa-1,2-diene;prop-1-yne?
Propa-1,2-diene;prop-1-yne is a hydrocarbon mixture with the molecular formula C6H8 and CAS number 59355-75-8. This compound has a molecular weight of 80.13 g/mol and consists of two distinct alkyne and allene components. It belongs to the family of unsaturated hydrocarbons containing triple and cumulative double bonds, making it a versatile intermediate in organic synthesis and industrial chemistry applications.
What are the physicochemical properties of propa-1,2-diene;prop-1-yne?
Propa-1,2-diene;prop-1-yne is a gaseous hydrocarbon mixture at room temperature due to its low molecular weight of 80.13 g/mol. The compound typically exhibits high reactivity due to the presence of unsaturated bonds (triple bonds in prop-1-yne and cumulative double bonds in propa-1,2-diene). It shows limited solubility in water but good solubility in organic solvents, and its vapor density is higher than air.
What is propa-1,2-diene;prop-1-yne used for?
Propa-1,2-diene;prop-1-yne serves as an important intermediate in organic synthesis and chemical manufacturing. It is primarily used in the production of specialty chemicals, polymers, and pharmaceutical intermediates. The compound's unsaturated structure makes it valuable for polymerization reactions, chemical modifications, and as a building block in fine chemical synthesis. It also finds applications in research and development for advanced material production.
How to handle propa-1,2-diene;prop-1-yne safely?
Propa-1,2-diene;prop-1-yne should be handled with standard chemical safety precautions despite having no specific GHS pictograms assigned. Use appropriate personal protective equipment including safety goggles, chemical-resistant gloves, and work in well-ventilated areas or under fume hoods. Avoid ignition sources as it is a flammable hydrocarbon. Ensure proper grounding of equipment and use explosion-proof electrical devices when handling this reactive compound.
How to store propa-1,2-diene;prop-1-yne correctly?
Propa-1,2-diene;prop-1-yne should be stored in appropriate pressure vessels or cylinders designed for gaseous hydrocarbons. Keep containers in cool, dry, well-ventilated areas away from heat sources, ignition sources, and incompatible materials. Store away from strong oxidizers and acids. Ensure containers are properly labeled and regularly inspected for leaks. Maintain storage temperature below critical limits and follow local regulations for flammable gas storage.
What to do in case of contact with propa-1,2-diene;prop-1-yne?
In case of inhalation exposure to propa-1,2-diene;prop-1-yne, immediately move the person to fresh air and seek medical attention if breathing difficulties occur. For skin contact, remove contaminated clothing and wash affected areas with soap and water. In case of eye contact, rinse thoroughly with clean water for at least 15 minutes. If ingestion occurs (unlikely due to gaseous nature), rinse mouth and seek immediate medical attention.
How to dispose of propa-1,2-diene;prop-1-yne appropriately?
Propa-1,2-diene;prop-1-yne must be disposed of according to local and national hazardous waste regulations. Contact licensed waste disposal companies specializing in chemical waste management. Small quantities can be neutralized through controlled combustion in appropriate incineration facilities. Never release into the environment or discharge into sewers. Empty containers should be properly purged and disposed of according to local regulations for pressurized gas containers.
How to transport propa-1,2-diene;prop-1-yne?
Propa-1,2-diene;prop-1-yne is classified under ADR Class 2 for transport as a gas. It must be transported in appropriate pressure vessels or cylinders that meet DOT/ADR specifications for compressed gases. Vehicles must be properly placarded and drivers must have appropriate training and certification. Ensure adequate ventilation during transport and follow all regulations for dangerous goods transportation including proper documentation and emergency response procedures.
Is propa-1,2-diene;prop-1-yne subject to specific regulations?
Propa-1,2-diene;prop-1-yne is subject to standard chemical regulations including REACH registration requirements in Europe. It is not currently listed as a Substance of Very High Concern (SVHC). The compound must comply with CLP regulation for classification and labeling, transportation regulations under ADR, and local workplace safety standards. Users should maintain safety data sheets and ensure compliance with occupational exposure limits where established.
Where to buy propa-1,2-diene;prop-1-yne in Europe?
Propa-1,2-diene;prop-1-yne is available through OYSI, a specialized European distributor of technical chemicals and industrial compounds. OYSI provides reliable supply chains across Europe with proper documentation, quality certifications, and regulatory compliance support. Contact OYSI directly for availability, specifications, packaging options, and delivery arrangements. As a professional chemical distributor, OYSI ensures proper handling and transportation of specialized compounds like propa-1,2-diene;prop-1-yne.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.