Acetyl tributyl citrate
Description
Acetyl tributyl citrate (CAS 77-90-7), commonly abbreviated as ATBC, is a citrate ester plasticizer derived from citric acid used across food-contact, personal care, and industrial applications.
It functions as a primary plasticizer and softener, offering a bio-based alternative to phthalate plasticizers in flexible polymer systems. This material is a preferred plasticizer for PVC and cellulose-based films.
In food packaging, regulatory compliance with food-contact standards is a procurement priority. In flavor and fragrance formulations, it acts as a fixative and solvent carrier for various industrial systems.
The product carries FEMA 3080 status supporting its use in food-grade flavor systems. Personal care manufacturers incorporate it into nail lacquers and film-forming cosmetic products as a softening agent.
It improves flexibility and adhesion in many formulations. Industrial formulators also use it as a lubricant component and processing aid in polymer compounding operations to ensure high performance.
The chemical is supplied as a clear, low-viscosity liquid in drum and IBC quantities suited to bulk industrial procurement. It is available in food-grade and technical-grade specifications for buyers.
Food-contact grades meet standards such as FDA 21 CFR and EU plasticizer regulations. Buyers should confirm purity levels and specific compliance documentation based on the intended end-use market requirements.
Physical Properties
| Melting Point | -80 °C |
| Boiling Point | 172-174 °C @ Press: 1 Torr |
| Density | 1.046 g/cm³ @ Temp: 25 °C |
| Flash Point | >230 °F |
| Appearance | clear colorless liquid |
| Color | Clear Colourless |
| Odor | at 100.00 %. very faint herbal wine sweet |
| Form | neat |
| Water Solubility | <0.1 g/100 mL |
| Vapor Pressure | 0.26 psi ( 20 °C) |
| Refractive Index | n 20/D 1.443(lit.) |
| Log P | 5.227 (est) |
Trade & Regulatory
| HS Code | 29181500 |
| WGK (Germany) | 3 |
Documentation
Other Names
tributyl O-acetylcitrate|tributyl citrate acetate|Sculpey Clay Softener|acetyltri-n-butyl citrate|ATBC|tributyl 2-acetoxypropane-1,2,3-tricarboxylate|Tributyl acetylcitrate|Citroflex A
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