The Sigma-Aldrich catalog lists 4 grades and pack sizes of Methyl acetoacetate (CAS 105-45-3). Pick the code you need and request a quote for price and lead time from Klar Chem.
| CAS | 105-45-3 |
|---|---|
| Molecular formula | C5H8O3 |
| Molecular weight | 116.12 g/mol |
| IUPAC name | methyl 3-oxobutanoate |
| Synonyms | Methyl 3-oxobutanoate · Acetoacetic acid methyl ester · Methyl acetylacetate · Methyl 3-oxobutyrate · 3-Oxobutanoic acid methyl ester · Methyl acetylacetonate |
Irritant
⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).
| Brand | Product / grade | Code | |
|---|---|---|---|
| Sigma | METHYL ACETOACETATE | 688886-1KG 688886-25KG |
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| Sigma | METHYL ACETOACETATE, REAGENTPLUS(R), 99 | 537365-1KG | Request Quote |
| Sigma | METHYL ACETOACETATE, REAGENTPLUS(R), 99% | 537365-100G | Request Quote |
For information only; specifications and availability are confirmed at quotation. Prices are not listed.
