What is 2'-aminoacetophenone?
2'-aminoacetophenone (CAS Number: 551-93-9) is an organic aromatic chemical compound consisting of a benzene ring with an amino group (-NH2) and an acetophenone group. It belongs to the class of substituted aromatic ketones and is used in the food industry as a flavoring agent or flavor adjuvant. The compound is a white to pale yellow crystalline solid at room temperature.
Common Uses
2'-aminoacetophenone is utilized in food manufacturing as a flavor component or adjuvant to enhance or modify the sensory profile of food and beverage products. Flavoring agents in this chemical class are typically used in very small concentrations to achieve desired taste characteristics. The compound may be incorporated into various food categories including beverages, confectionery, dairy products, and processed foods. Like other synthetic flavoring compounds, it contributes to the overall flavor complexity in formulated food products.
Safety Assessment
The toxicological profile of 2'-aminoacetophenone has not been extensively characterized in publicly available scientific literature. The FDA has not classified this substance as Generally Recognized As Safe (GRAS), which indicates that it has not undergone the formal GRAS determination process or does not meet the criteria for that designation. However, the absence of GRAS status does not inherently indicate safety concerns—it may simply reflect limited petition submissions or evaluation by the FDA.
According to FDA records, there have been zero adverse events reported in association with 2'-aminoacetophenone consumption, and zero recalls related to this additive. This suggests that if the compound is present in the food supply, it has not been linked to documented safety incidents or consumer harm.
The limited public health data on this specific compound means that comprehensive safety information regarding long-term effects, metabolic fate, or potential interactions remains restricted. Safety determinations for similar aromatic amine compounds have typically involved oral toxicity studies, mutagenicity assessments, and sensitization potential evaluations.
Regulatory Status
In the United States, 2'-aminoacetophenone is not listed as a GRAS flavoring substance. This designation affects its permissible use under FDA regulations. The FDA maintains lists of GRAS flavoring ingredients that manufacturers may use without pre-market approval, provided they are used at levels consistent with good manufacturing practices. Substances not on these lists may require Food Additive Petition (FAP) approval before use in foods intended for the U.S. market.
International regulatory approaches may vary. While the European Food Safety Authority (EFSA) maintains separate evaluations of flavoring compounds, 2'-aminoacetophenone does not appear on widely publicized European flavoring approval lists, suggesting limited or no authorization in EU food applications.
Manufacturers considering use of this substance should verify current regulatory status with relevant food safety authorities in their target markets, as regulatory classifications can be updated.
Key Studies
Published scientific literature specifically evaluating 2'-aminoacetophenone safety in humans or animals appears limited in the public domain. The absence of documented adverse events and recalls suggests either minimal use in food applications or lack of associated safety concerns reported to regulatory agencies. Further toxicological research would be necessary to establish comprehensive safety parameters for this compound.
The lack of regulatory approval and limited public safety data suggest that this flavoring agent remains a niche or specialized ingredient with restricted commercial application in food manufacturing.