Agrochemicals

2-Propoxyethanol (CAS No. 2807-30-9)

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​1. Substance Identification

• ​Chemical Name: 2-Propoxyethanol
• ​Synonyms: Ethylene glycol monopropyl ether; 1-Propoxy-2-ethanol; PGPE
• ​CAS No.: 2807-30-9
• ​EC No.: 220-548-6
• ​Molecular Formula: C₅H₁₂O₂
• ​Molecular Weight: 104.15 g/mol
• ​Structure: CH₃CH₂CH₂-O-CH₂CH₂OH

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​2. Physical and Chemical Properties

• ​Appearance: Colorless liquid with a mild ether-like odor.
• ​Boiling Point: 149–152 °C
• ​Melting Point: -80 °C
• ​Density: 0.923 g/cm³ at 20 °C
• ​Vapor Pressure: 0.5 mmHg at 20 °C
• ​Solubility:
  • Miscible with water and most organic solvents (e.g., ethanol, acetone).
• ​Refractive Index: 1.407–1.411 at 20 °C
• ​Flash Point: 49 °C (closed cup)
• ​Autoignition Temperature: 245 °C

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​3. Chemical Stability and Reactivity

• ​Stability: Stable under normal conditions.
• ​Incompatibilities: Strong oxidizing agents, strong acids, and bases.
• ​Decomposition: May emit toxic fumes (carbon monoxide, carbon dioxide) upon combustion.

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​4. Safety and Handling

• ​GHS Classification:
  • ​Hazard Statements:
    • H302: Harmful if swallowed.
    • H312: Harmful in contact with skin.
    • H319: Causes serious eye irritation.
    • H336: May cause drowsiness or dizziness.
  • ​Precautionary Statements:
    • P261: Avoid breathing dust/fume/gas/mist.
    • P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
• ​Personal Protection:
  • Gloves (nitrile), goggles, and ventilation. Avoid skin/eye contact.

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​5. Applications

• ​Industrial Uses:
  • Solvent in coatings, inks, and cleaning agents.
  • Intermediate in organic synthesis.
• ​Consumer Products: Found in paints, varnishes, and adhesives.

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​6. Storage and Transport

• ​Storage: Keep in a cool, well-ventilated area away from ignition sources. Store in original container tightly closed.
• ​Transport: Classified as flammable liquid (UN No. 1993). Follow local regulations for flammable substances.

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