Acetyl triethyl citrate

Acetyl triethyl citrate (CAS 77-89-4), abbreviated ATEC, is a citrate ester plasticizer derived from citric acid.

Where is Acetyl triethyl citrate used?

• Pharmaceutical coatings: plasticizer for enteric coatings, improving flexibility and adhesion for tablets and capsules without compromising release profiles
• Flexible PVC and cellulose-based polymer compounds: achieves target elongation and softness
• Personal care: solvent and film-former carrier in nail lacquers and topical delivery systems
• Food-contact packaging films and medical tubing: non-phthalate plasticizer and solvent for flexible film and coating systems
• Synthesis of controlled-release capsules containing polymeric coatings.

Good to know: Conforms to USP and BP monographs where required for regulated industries. Food-grade and pharmaceutical-grade specifications are offered alongside technical-grade material for polymer and industrial coating applications.

Formulation notes

• Store away from oxidizing agents and alkalis.

Typical specification

• Minimum assay of 99.0% by GC.
• Maximum acidity of 0.02% as citric acid.
• Maximum colour of 50 APHA.

Regulatory status

• Listed as an indirect food additive in 21 CFR Parts 175-178.

Frequently asked questions about Acetyl triethyl citrate

In what physical form is acetyl triethyl citrate supplied?

It is supplied as a colorless clear liquid.

Technical content is compiled and updated by the SoleChem product team from public technical sources; the certificate of analysis (COA) governs product-specific specifications.