2,4,6-trimethyl-1,3,5-trioxane
C6H12O3
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Identification
- CAS Number
- 123-63-7
- EC Number
- 204-639-8
- UN Number
- 1264
- Index Number
- 605-004-00-1
- PubChem CID
- 31264
Physical-chemical properties
- Molecular Formula
- C6H12O3
- Molar Mass
- 132.16 g/mol
- IUPAC Name
- 2,4,6-trimethyl-1,3,5-trioxane
Chemical Identifiers
- InChI
- InChI=1S/C6H12O3/c1-4-7-5(2)9-6(3)8-4/h4-6H,1-3H3
- InChI Key
- SQYNKIJPMDEDEG-UHFFFAOYSA-N
Overview
2,4,6-trimethyl-1,3,5-trioxane (CAS 123-63-7) is a cyclic acetal compound with flammable properties and distinctive chemical stability characteristics. This organic compound, also known by its IUPAC name 2,4,6-trimethyl-1,3,5-trioxane, represents a specialized chemical intermediate featuring a six-membered ring structure containing three oxygen atoms alternating with three carbon atoms, each bearing a methyl substituent. With a molecular formula of C6H12O3 and molecular weight of 132.16 g/mol, this trioxane derivative exhibits unique chemical properties that make it valuable in various industrial applications. The compound is classified as a Category 3 flammable liquid according to GHS regulations, requiring appropriate handling precautions and storage conditions. Its ADR Class 3 designation reflects its flammable nature, while the GHS02 pictogram and "Warning" signal word indicate moderate hazard levels. Despite these flammability considerations, 2,4,6-trimethyl-1,3,5-trioxane demonstrates good chemical stability under normal conditions, making it suitable for controlled industrial processes. Primary applications include its use as a chemical intermediate in organic synthesis, particularly in the production of specialty chemicals and pharmaceutical intermediates. The compound also finds application in polymer chemistry and as a building block for more complex molecular structures. Its structural similarity to other acetals and esters, such as 1-methoxypropan-2-yl acetate, positions it within a broader category of versatile organic compounds used in fine chemical manufacturing. The cyclic acetal structure provides unique reactivity patterns, allowing for selective chemical transformations under appropriate catalytic conditions. This selectivity makes it particularly valuable in applications requiring precise molecular modifications. OYSI maintains reliable supply chains for 2,4,6-trimethyl-1,3,5-trioxane, ensuring consistent availability for European industrial customers requiring this specialized chemical intermediate.
Safety & Classification
Flam. Liq. 3
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Flammable liquid and vapour.
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
Transport (ADR)
| UN Number | 1264 |
| ADR Class | 3 |
| Packing Group | III |
| Tunnel Code | D/E |
| Proper Shipping Name | Paraldehyd |
| Marine Pollutant | No |
Frequently Asked Questions
What is 2,4,6-trimethyl-1,3,5-trioxane?
2,4,6-trimethyl-1,3,5-trioxane is a cyclic organic compound with the molecular formula C6H12O3 and CAS number 123-63-7. This trioxane derivative features three methyl groups attached to a six-membered ring containing three oxygen atoms in alternating positions. With a molecular weight of 132.16 g/mol, it belongs to the family of heterocyclic compounds and is classified as a flammable liquid category 3 under GHS regulations.
What are the physicochemical properties of 2,4,6-trimethyl-1,3,5-trioxane?
2,4,6-trimethyl-1,3,5-trioxane is a liquid at room temperature with flammable properties, as indicated by its Flam. Liq. 3 classification. The compound has a molecular mass of 132.16 g/mol and contains three oxygen atoms within its cyclic structure, which influences its solubility and reactivity characteristics. Its trioxane ring structure with methyl substituents provides specific chemical stability and physical properties typical of cyclic ethers.
What is 2,4,6-trimethyl-1,3,5-trioxane used for?
2,4,6-trimethyl-1,3,5-trioxane is primarily used as a chemical intermediate in organic synthesis and industrial applications. Its cyclic ether structure makes it valuable in polymer chemistry and as a building block for more complex molecules. The compound may also serve as a solvent or reagent in specialized chemical processes, particularly those requiring controlled release of formaldehyde or related chemistry involving trioxane derivatives.
How to handle 2,4,6-trimethyl-1,3,5-trioxane safely?
2,4,6-trimethyl-1,3,5-trioxane requires careful handling due to its flammable nature (Flam. Liq. 3 classification). Use appropriate personal protective equipment including safety goggles, chemical-resistant gloves, and flame-resistant clothing. Work in well-ventilated areas away from ignition sources, heat, and open flames. Ground and bond containers during transfer operations. Keep emergency fire suppression equipment readily available and ensure personnel are trained in proper handling procedures for flammable liquids.
How to store 2,4,6-trimethyl-1,3,5-trioxane correctly?
2,4,6-trimethyl-1,3,5-trioxane must be stored in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames. Use appropriate containers designed for flammable liquids and ensure proper grounding. Store away from oxidizing agents and incompatible materials. Maintain storage temperature below flash point and implement proper fire prevention measures. Containers should be tightly sealed to prevent evaporation and contamination, with regular inspection for leaks or deterioration.
What to do in case of contact with 2,4,6-trimethyl-1,3,5-trioxane?
Immediate action is required upon contact with 2,4,6-trimethyl-1,3,5-trioxane. For skin contact, remove contaminated clothing and wash affected area thoroughly with soap and water. In case of eye contact, flush immediately with clean water for at least 15 minutes and seek medical attention. If inhaled, move person to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical care. Always consult safety data sheets for specific first aid measures.
How to dispose of 2,4,6-trimethyl-1,3,5-trioxane properly?
2,4,6-trimethyl-1,3,5-trioxane disposal must comply with local, national, and European waste regulations. The compound should be treated as hazardous waste due to its flammable properties and disposed of through licensed waste management facilities. Do not discharge into drains, waterways, or soil. Incineration at approved high-temperature facilities or chemical treatment may be appropriate disposal methods. Consult local environmental authorities and waste disposal specialists for specific requirements.
How to transport 2,4,6-trimethyl-1,3,5-trioxane?
2,4,6-trimethyl-1,3,5-trioxane is classified under ADR Class 3, Packing Group III for transportation of dangerous goods. Transport requires appropriate packaging, labeling, and documentation according to dangerous goods regulations. Use UN-approved containers and display proper hazard labels and placards. Drivers must hold valid dangerous goods licenses, and vehicles should be equipped with appropriate safety equipment. Ensure compliance with routing restrictions and emergency response procedures for flammable liquid transport.
Is 2,4,6-trimethyl-1,3,5-trioxane subject to specific regulations?
2,4,6-trimethyl-1,3,5-trioxane is subject to standard European chemical regulations including REACH registration and CLP classification requirements. The compound is not currently listed as a Substance of Very High Concern (SVHC). It must comply with workplace safety regulations, transportation of dangerous goods requirements (ADR Class 3), and environmental protection standards. Users must maintain safety data sheets, implement appropriate risk management measures, and ensure proper classification and labeling.
Where to buy 2,4,6-trimethyl-1,3,5-trioxane in Europe?
2,4,6-trimethyl-1,3,5-trioxane is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides reliable supply of quality chemical products with proper documentation, safety data sheets, and regulatory compliance support. As an established chemical distributor, OYSI ensures professional handling, appropriate packaging, and efficient delivery across European markets. Contact OYSI directly for availability, specifications, and technical support for your 2,4,6-trimethyl-1,3,5-trioxane requirements.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.