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Here
are detailed specifics about n-propyl acetate (CAS# 109-60-4):
Chemical Properties:
- Chemical Formula: C₅H₁₀O₂
- Molecular Weight: 102.13
g/mol
- Structural Formula:
CH₃COOCH₂CH₂CH₃
- IUPAC Name: Propyl acetate
- Common Names: n-Propyl
acetate, 1-propyl acetate
Physical Properties:
- Appearance: Clear, colorless
liquid
- Odor: Fruity, pear-like
- Density: 0.89 g/cm³ at 20°C
- Melting Point: -95°C
- Boiling Point: 102°C
- Solubility: Miscible with
ethanol, ether, acetone; slightly soluble in water
Chemical Characteristics:
- Functional Group: Ester (COO)
- Acidity (pKa): 25.1
- Basicity (pKb): 8.86
- Reactivity: Generally stable
under normal conditions; reacts with strong acids and bases; undergoes
hydrolysis to produce acetic acid and n-propanol in the presence of water.
Uses:
- Solvent: Used as a solvent in
coatings, paints, varnishes, and inks.
- Chemical Industry:
Intermediate in the production of pharmaceuticals, flavors, and
fragrances.
- Cosmetics: Used in perfumes
and personal care products.
- Cleaning: Component in
cleaning formulations.
Safety and Handling:
- Toxicity: Low acute toxicity;
may cause irritation to eyes, skin, and respiratory tract with prolonged
exposure.
- Flammability: Flammable;
vapors may form explosive mixtures with air.
- Storage: Store in a cool,
dry, well-ventilated area away from heat and sources of ignition.
Production:
- Synthesis: Produced by the
esterification of propyl alcohol (n-propanol) and acetic acid in the
presence of a catalyst.
- Yield: High yield process due
to favorable equilibrium for ester formation.
Environmental Impact:
- Biodegradability:
Biodegradable; breaks down in the environment over time.
- Ecotoxicity: Low
environmental toxicity; moderate impact on aquatic organisms in high concentrations.
n-Propyl
acetate is valued for its solvent properties, pleasant odor, and versatility in
various industrial and consumer applications. Its properties make it suitable
for use in industries ranging from paints and coatings to cosmetics and cleaning
products.
If you need further information
or have specific questions, feel free to ask!