2-methoxy-2-methylbutane

C6H14O

CAS994-05-8
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
Danger

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Identification

CAS Number
994-05-8
EC Number
213-611-4
UN Number
3271
Index Number
603-213-00-2
PubChem CID
61247

Physical-chemical properties

Molecular Formula
C6H14O
Molar Mass
102.17 g/mol
IUPAC Name
2-methoxy-2-methylbutane

Chemical Identifiers

InChI
InChI=1S/C6H14O/c1-5-6(2,3)7-4/h5H2,1-4H3
InChI Key
HVZJRWJGKQPSFL-UHFFFAOYSA-N

Overview

2-methoxy-2-methylbutane (CAS 994-05-8) is a branched aliphatic ether with flammable properties and moderate toxicity characteristics. This tertiary ether compound represents an important class of organic solvents used across various industrial applications. With its molecular formula C6H14O and EC number 213-611-4, 2-methoxy-2-methylbutane exhibits the characteristic properties of branched ethers, offering specific solvent capabilities while requiring careful handling due to its hazard profile. The compound's structure features a methoxy group attached to a tertiary carbon center, which influences both its chemical reactivity and physical properties. From a safety perspective, 2-methoxy-2-methylbutane is classified as a Category 2 flammable liquid under GHS regulations, requiring appropriate fire prevention measures during storage and handling. The substance also presents acute toxicity concerns (Category 4) and specific target organ toxicity for single exposure (Category 3), necessitating proper ventilation and personal protective equipment in workplace environments. These safety characteristics are reflected in its ADR Class 3 classification for transportation purposes and the mandatory "Danger" signal word on safety labels. Industrial applications of 2-methoxy-2-methylbutane primarily center around its use as a specialized solvent in chemical synthesis and formulation processes. The compound serves as an effective medium for reactions requiring non-polar to moderately polar solvents, particularly in pharmaceutical intermediate synthesis. Additionally, it finds application in specialty coating formulations where its volatility and solvating properties provide advantages over conventional solvents like ethylbenzene in specific applications. OYSI maintains reliable supply chains for 2-methoxy-2-methylbutane, ensuring consistent availability for European industrial customers requiring this specialized ether solvent.

Safety & Classification

Danger
Classification:

Flam. Liq. 2; Acute Tox. 4 *; STOT SE 3

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H225

Highly flammable liquid and vapour.

H302

Harmful if swallowed.

H336

May cause drowsiness or dizziness.

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

Irritant

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:

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 Number3271
ADR Class3
Packing GroupII
Tunnel CodeD/E
Proper Shipping Name1,1-Dimethylpropylmethylether
Marine PollutantNo

Frequently Asked Questions

What is 2-methoxy-2-methylbutane?

2-methoxy-2-methylbutane is an organic compound with the molecular formula C6H14O and CAS number 994-05-8. It belongs to the ether family and has a molecular weight of 102.17 g/mol. This substance is classified as a flammable liquid with moderate toxicity hazards, requiring careful handling in industrial applications. It features a methoxy group attached to a methylated butane backbone, giving it specific chemical properties useful in various technical processes.

What are the physicochemical properties of 2-methoxy-2-methylbutane?

2-methoxy-2-methylbutane is a liquid organic ether at room temperature with characteristic properties typical of branched ethers. As an ether compound, it likely exhibits limited water solubility but good solubility in organic solvents. The substance has a molecular weight of 102.17 g/mol and contains six carbon atoms in its structure. Its flammable nature (Flam. Liq. 2) indicates relatively high volatility and low flash point, requiring appropriate safety measures during handling and storage.

What is 2-methoxy-2-methylbutane used for?

2-methoxy-2-methylbutane serves as a chemical intermediate and solvent in various industrial applications. As an ether compound, it can function as a reaction medium for organic synthesis processes or as an extraction solvent. Its specific molecular structure makes it suitable for specialized chemical manufacturing processes where branched ethers are required. The compound may also be used in research and development applications within the pharmaceutical or fine chemical industries, though specific uses depend on the end-user's requirements.

How to handle 2-methoxy-2-methylbutane safely?

2-methoxy-2-methylbutane requires careful handling due to its flammable and toxic properties (Flam. Liq. 2, Acute Tox. 4). Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and appropriate respiratory protection when needed. Work in well-ventilated areas away from ignition sources, heat, and sparks. Use grounding and bonding procedures during transfer operations. Emergency shower and eyewash facilities should be readily accessible. Train personnel on proper handling procedures and emergency response protocols before use.

How to store 2-methoxy-2-methylbutane correctly?

2-methoxy-2-methylbutane must be stored in a cool, dry, well-ventilated area away from heat sources, sparks, and open flames due to its flammable nature. Use appropriate containers designed for flammable liquids, ensuring proper sealing to prevent vapor escape. Storage areas should comply with local fire safety regulations for Class 3 substances. Keep away from incompatible materials such as strong oxidizers. Maintain storage temperatures below recommended limits and implement proper inventory management to ensure product integrity and safety compliance.

What to do in case of contact with 2-methoxy-2-methylbutane?

Immediate action is required upon contact with 2-methoxy-2-methylbutane due to its toxicity classification. 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 to fresh air immediately. If swallowed, do not induce vomiting and seek immediate medical attention. Always consult the safety data sheet for specific first aid measures and contact emergency services if symptoms develop.

How to dispose of 2-methoxy-2-methylbutane appropriately?

2-methoxy-2-methylbutane disposal must comply with local and European waste regulations for hazardous substances. The compound cannot be disposed of in regular waste streams due to its flammable and toxic properties. Contact licensed hazardous waste disposal companies for proper treatment and disposal. Empty containers may still contain hazardous residues and require special handling. Maintain proper documentation for waste tracking and disposal. Consider waste minimization strategies and recovery options where technically and economically feasible to reduce environmental impact.

How to transport 2-methoxy-2-methylbutane?

2-methoxy-2-methylbutane is classified as ADR Class 3 (flammable liquids), Packing Group II, requiring specific transport regulations compliance. Use UN-approved packaging suitable for flammable liquids with appropriate labeling including GHS02 and GHS07 pictograms. Transport vehicles must comply with ADR requirements for Class 3 substances, including proper placarding and emergency equipment. Drivers need ADR certification for dangerous goods transport. Ensure proper documentation including transport documents and emergency response information accompanies each shipment throughout the European transport network.

Is 2-methoxy-2-methylbutane subject to specific regulations?

2-methoxy-2-methylbutane is subject to European chemical regulations including REACH and CLP classifications. The substance carries hazard classifications of Flam. Liq. 2, Acute Tox. 4, and STOT SE 3, requiring appropriate labeling with danger signal word and specific pictograms (GHS02, GHS07). It is not currently listed as a Substance of Very High Concern (SVHC). Users must comply with occupational safety regulations, transport requirements (ADR Class 3), and waste disposal legislation. Regular monitoring of regulatory updates is recommended for compliance maintenance.

Where to buy 2-methoxy-2-methylbutane in Europe?

2-methoxy-2-methylbutane is available through OYSI, a European distributor specializing in technical chemical products. OYSI provides reliable supply chains across European markets with proper regulatory compliance and documentation. As a specialized chemical distributor, OYSI ensures product quality, appropriate packaging, and regulatory compliance for hazardous substances. Contact OYSI directly for availability, specifications, and delivery options to your location. Professional technical support and safety documentation are provided to ensure safe handling and regulatory compliance for industrial users throughout Europe.

Data Sources

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