Isobutyl acetoacetate
Isobutyl acetoacetate (CAS: 7779-75-1) is an organic compound with the linear formula CH3COCH2COOCH2CH(CH3)3 and a molecular weight of 158.19 g/mol. This clear liquid, also known as Lonza quality grade, functions as a versatile building block in chemical synthesis. It is particularly valuable in reactions involving carbonyl compounds and esters, contributing to the development of more complex organic molecules. Its properties make it a key intermediate in various chemical manufacturing processes.
- IUPAC
- ACIB

Organic Synthesis Intermediate
Isobutyl acetoacetate serves as a crucial intermediate in the synthesis of diverse organic compounds. Its reactive methylene group and ester functionalities allow for various condensation and alkylation reactions.
Building Block for Heterocycles
The compound is employed in the construction of heterocyclic ring systems, which are prevalent in pharmaceuticals and agrochemicals. It participates in cyclisation reactions to form diverse ring structures.
Precursor for Specialty Chemicals
It acts as a precursor in the manufacture of specialty chemicals, contributing to the development of novel materials and performance chemicals. Its structure allows for tailored modifications.
| Molecular weight | 158.19 |
|---|---|
| Linear formula | CH3COCH2COOCH2CH(CH3)3 |
| Assay | ≥96.0% (GC) |
| Grade | Lonza quality |
| Form | liquid |
| Colour | clear |
| Boiling point | 100 °C/22 mmHg(lit.) |
| Density | 0.98 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.424(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 78 °C / 172.4 °F |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mfr No | Lonza Ltd |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Isobutyl acetoacetate used for?
+
Isobutyl acetoacetate is used as a versatile building block and intermediate in organic synthesis, particularly for constructing complex organic molecules and heterocyclic compounds.
What is the CAS number and formula for Isobutyl acetoacetate?
+
The CAS number for Isobutyl acetoacetate is 7779-75-1, and its linear formula is CH3COCH2COOCH2CH(CH3)3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Isobutyl acetoacetate in Lonza quality grade, with an assay of ≥96.0% (GC). We do not represent this product as USP, BP, or EP grade.
How should Isobutyl acetoacetate be handled safely?
+
Handle Isobutyl acetoacetate with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator if needed, as indicated by its GHS hazards.
Is Isobutyl acetoacetate a controlled substance?
+
The provided data does not indicate that Isobutyl acetoacetate (CAS: 7779-75-1) is a controlled substance.
How is Isobutyl acetoacetate packed and exported by TSS?
+
Tech Serve Solutions, as a global supplier and exporter, ensures appropriate packaging and handling for the international shipment of Isobutyl acetoacetate, adhering to all relevant regulations.
How can I request a quote or sample of Isobutyl acetoacetate?
+
To request a quote or sample of Isobutyl acetoacetate, please contact our sales team through the designated channels on the Tech Serve Solutions website.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis