triethyl citrate the good scents
Triethyl Citrate (TEC) in The Good Scents
Triethyl Citrate (TEC) is a versatile organic compound widely used in various industries, including plastics, pharmaceuticals, and food. Here are the key details about Triethyl Citrate:
Basic Information
- Chemical Name: Triethyl Citrate (TEC)
- CAS Number: 77-93-0
- Molecular Formula: C₁₂H₂₀O₇
- Molecular Weight: 276.28
- Synonyms: Citric Acid Triethyl Ester, Citroflex 2, Crodamol TC
Physical and Chemical Properties
- Appearance: Colorless to pale yellow liquid
- Odor: Slightly fruity with a hint of lemon
- Density: 1.14 g/mL at 25°C
- Melting Point: -55°C
- Boiling Point: 235°C at 150 mmHg
- Solubility: Soluble in water (5.7 g/100 mL at 25°C), miscible with most organic solvents
- Refractive Index: n₂₀/D 1.442
Applications
- Plasticizers: TEC is used as a plasticizer for cellulose-based plastics, vinyl chloride resins, and other polymers. It provides good oil resistance, light stability, and mold resistance.
- Food Industry: TEC is used as a flavoring agent in food products, imparting a fruity or lemon-like aroma.
- Pharmaceuticals: TEC is used as a plasticizer in pharmaceutical formulations, particularly for coatings and controlled-release systems.
- Coatings and Adhesives: TEC is used in the formulation of coatings and adhesives to improve flexibility and adhesion.
Safety Information
- Toxicity: TEC is considered a low-toxicity compound. Ingestion of large amounts may cause gastrointestinal discomfort such as abdominal pain, nausea, and diarrhea.
- Storage: Store below +30°C. Keep away from strong acids and bases to prevent hydrolysis.
- Handling: Use appropriate personal protective equipment and follow good industrial hygiene practices.
Production
TEC is produced by the esterification of citric acid with ethanol under acidic conditions. This process yields a clear, colorless liquid with a pleasant odor.
Regulatory Information
- CAS Number: 77-93-0
- EINECS Number: 201-070-7
- TSCA Status: Listed
Triethyl Citrate is a valuable compound with a wide range of applications due to its excellent plasticizing properties, solubility, and low toxicity. It is commonly used in industries where flexibility, stability, and safety are critical factors.
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