| FEMA | N/A |
| CAS | 105-45-3 |
| EINECS | 203-299-8 |
| JECFA Food Flavoring | N/A |
| CoE Number | N/A |
| Organoleptic Notes |
|
| Odor | fruity fresh, fruity, citrus, green, |
| Flavor | N/A |
| Material Notes | Methylacetoacetic acid has been identified in the urine of patients with an inherited deficiency of propionyl-CoA carboxylase (PMID 630060), and after isoleucine loading in the diagnosis of 2-methylacetoacetyl-CoA thiolase deficiency. (PMID 1861461) [HMDB] |