# Isobutylamine

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> Markdown URL: https://additivefacts.com/additives/isobutylamine.md

**Safety rating:** UNKNOWN
**CAS number:** 78-81-9
**Category:** flavoring
**FDA GRAS:** no
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-02

## Summary

Isobutylamine is a small organic amine compound used as a flavoring agent or flavor adjuvant in food products. It is not currently approved by the FDA as a Generally Recognized as Safe (GRAS) substance, though no adverse events or recalls have been documented.

## Regulatory status

| Country | Status |
| --- | --- |
| United States | approved |
| European Union | not_evaluated |
| United Kingdom | not_evaluated |
| Canada | not_evaluated |
| Australia | not_evaluated |
| Japan | not_evaluated |
| South Korea | not_evaluated |
| Brazil | not_evaluated |
| China | not_evaluated |
| India | not_evaluated |

## Detailed analysis

## What is Isobutylamine?

Isobutylamine (CAS Number 78-81-9) is a simple aliphatic amine with the chemical formula C₄H₁₁N. It is a volatile, colorless liquid with a characteristic pungent odor. The compound belongs to a class of organic chemicals known as primary amines and is chemically derived from isobutane with an amino group attached. Isobutylamine occurs naturally in small quantities in some foods but is primarily used as a synthetic flavoring agent or flavor adjuvant in the food industry.

## Common Uses

Isobutylamine functions as a flavoring agent or flavor adjuvant in food manufacturing. Flavor adjuvants are substances that enhance, modify, or support existing flavors without necessarily contributing a distinct flavor themselves. In food applications, isobutylamine may be used in very small quantities to achieve specific sensory profiles in processed foods, beverages, and flavoring compounds. The exact applications and food categories where it appears are limited, as its use is not widespread in major food categories.

## Safety Assessment

The safety profile of isobutylamine in food applications remains limited due to its non-GRAS status and minimal documented use. The FDA has not received any adverse event reports or product recalls associated with isobutylamine consumption as of current records. This absence of reported incidents does not necessarily indicate comprehensive safety data, but rather reflects its limited market presence in food products.

As an amine compound, isobutylamine shares chemical similarities with other amines used in food and pharmaceutical applications. The safety of amine-containing substances varies widely depending on chemical structure, molecular weight, and exposure levels. Toxicological studies specific to isobutylamine's use as a food additive appear limited in the scientific literature, which is typical for compounds with restricted or minimal food industry applications.

## Regulatory Status

Isobutylamine is not listed by the FDA as a GRAS (Generally Recognized as Safe) substance for food use. This means it has not undergone the formal FDA approval process required for food additives in the United States. Without GRAS status or specific FDA approval, its use in food products is restricted or prohibited in the United States under the Federal Food, Drug, and Cosmetic Act.

The European Food Safety Authority (EFSA) maintains its own approval process for food additives. The regulatory status of isobutylamine in European Union markets may differ from that in the United States. Manufacturers seeking to use this compound must comply with applicable regulations in their respective jurisdictions.

Any food product intended to contain isobutylamine would require either a GRAS determination or a food additive petition to the FDA before legal use in the United States market.

## Key Studies

Scientific literature specifically addressing isobutylamine's safety as a food additive is sparse. Most toxicological data on aliphatic amines comes from industrial exposure studies or pharmaceutical applications rather than food safety research. The limited available data on isobutylamine suggests low acute toxicity via oral routes in animal studies, but comprehensive chronic toxicity, carcinogenicity, or reproductive toxicity studies specific to food-use scenarios appear unavailable in published scientific databases.

The lack of extensive safety documentation contributes to its non-GRAS status. Manufacturers or researchers interested in establishing safety data would need to conduct or compile appropriate toxicological studies meeting FDA standards.

## Sources

- FDA Substances Added to Food (CFSAN)
- OpenFDA Adverse Event Reporting System (AERS)
- OpenFDA Food Recalls
- EFSA OpenFoodTox
- EU Food Additive Portal

## Citation

Additive Facts. "Isobutylamine — Safety, regulation, and evidence." https://additivefacts.com/additives/isobutylamine. Accessed 2026-05-19.