2-(2-Methoxyethoxy)ethanol (Methyl Carbitol / DiEGME)

   CAS No.: 111-77-3
   Synonyms / IUPAC Name: 2-(2-Methoxyethoxy)ethanol; Methyl Carbitol; DiEGME
   Molecular Formula: C₅H₁₂O₃
   Molecular Weight: 120.15 g/mol

Physicochemical Properties (Typical)

• Appearance: Colorless, clear liquid
• Odor: Mild, pleasant odor
• Melting Point: Approximately −70 °C
• Boiling Point: Approximately 194 °C
• Density (25 °C): Approximately 1.02 g/mL
• Flash Point: Approximately 105 °C
• Vapor Pressure (20 °C): Approximately 0.2 mmHg
• Refractive Index (20 °C): Approximately 1.426
• Solubility: Completely miscible with water and many organic solvents (e.g., acetone, alcohols, ethers, aromatic hydrocarbons)

Purity & Quality Standards

• Purity (GC): ≥ 99.0%
• Moisture Content: Typically ≤ 0.5%
• Appearance: Clear, colorless liquid
• Odor: Mild, pleasant odor
• Stability: Stable under recommended storage conditions; hygroscopic
• Storage Conditions: Store in tightly sealed containers under inert atmosphere, away from moisture and incompatible substances

Applications / Uses

• Industrial Solvent: Used in coatings, inks, adhesives, and cleaning formulations
• Fuel System Icing Inhibitor (FSII): Incorporated in jet fuels to prevent ice formation
• Chemical Intermediate: Utilized in the synthesis of other chemicals
• Cosmetic & Pharmaceutical: Acts as a solvent and enhances percutaneous absorption in topical formulations
• Textile Industry: Employed in dyeing and printing processes

Safety & Handling

• Health Hazards:
• Inhalation: May cause drowsiness or dizziness
• Skin Contact: May cause skin irritation; prolonged exposure may lead to skin absorption
• Eye Contact: Causes serious eye irritation
• Precautionary Measures:
• Avoid breathing vapors or mist
• Wear protective gloves, protective clothing, and eye protection
• Use only outdoors or in a well-ventilated area
• Obtain special instructions before use
• First Aid Measures:
• Inhalation: Remove person to fresh air and keep comfortable for breathing; call a poison center or doctor if unwell
• Skin Contact: Wash with plenty of soap and water; if irritation persists, call a physician
• Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present and easy to do; continue rinsing
• Ingestion: Rinse mouth; do not induce vomiting; call a poison center or doctor if you feel unwell

Packaging & Storage

• Packaging: Available in various sizes, including 25 mL, 1 L, and 2.5 L containers
• Storage Conditions: Store in a cool, dry, well-ventilated area away from direct sunlight, moisture, and incompatible substances
• Shelf Life: Typically 12–24 months under recommended storage conditions

Verification Summary

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• ✅ Comprehensive coverage of physicochemical properties, specifications, uses, safety, and storage