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Isobutyl acetoacetate

Also known as: Isobutyl 3-oxobutanoate, 2-methylpropyl 3-oxobutanoate, 3-Oxobutanoic acid isobutyl ester, 3-Oxobutyric acid isobutyl ester, Acetoacetic acid isobutyl ester, Acetoacetic acid 2-methylpropyl ester, Butanoic acid, 3-oxo-, 2-methylpropyl ester, ACIB

Isobutyl acetoacetate (CAS 7779-75-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H14O3 and a molecular weight of 158.195 g/mol. Key properties include a boiling point of 199.4±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 78.3±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7779-75-1
Jingsj CID
J-47047-3
Molecular Formula
C8H14O3
Molecular Weight
158.195 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point199.4±8.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point78.3±0.0 °C
Exact Mass158.094299
PSA43.37000
LogP1.60
Vapor Pressure0.3±0.4 mmHg at 25°C
Refractive Index1.420

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Isobutyl acetoacetate?

The CAS number of Isobutyl acetoacetate is 7779-75-1.

What are the molecular formula and molecular weight of Isobutyl acetoacetate?

Isobutyl acetoacetate has molecular formula C8H14O3 and molecular weight 158.195 g/mol.

What are the upstream and downstream products of Isobutyl acetoacetate?

For Isobutyl acetoacetate, Upstream Products: 2-Methyl-1-propanol, Methyl acetoacetate, Ethyl acetoacetate; Downstream Products: Benzyl acetoacetate, Isobutyl acetate, Isobutylene.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Isobutyl acetoacetate (CAS 7779-75-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47047-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.