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ethyl 3,3-dimethylbutanoate

Also known as: 3,3-Dimethylbutyric acid ethyl ester, Ethyl 3,3-dimethylbutyrate, Ethyl tert-butylacetate, tert-Butylacetic acid ethyl ester, tert-Butylacetic ethyl ester, Butanoic acid, 3,3-dimethyl-, ethyl ester, 3,3-Dimethyl-buttersaeure-aethylester, 3,3-dimethyl-butyric acid ethyl ester, ethyl butyl acetate, ethyl tertbutylacetate, RARECHEM AL BI 0708

ethyl 3,3-dimethylbutanoate (CAS 5340-78-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C8H16O2 and a molecular weight of 144.21100 g/mol. Key properties include a boiling point of 143.6ºC at 760mmHg, a density of 0.86 and a flash point of 39.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5340-78-3
Jingsj CID
J-4575-0
Molecular Formula
C8H16O2
Molecular Weight
144.21100 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point143.6ºC at 760mmHg
Density0.86
Flash Point39.1ºC
Exact Mass144.11500
PSA26.30000
LogP1.98570
Refractive Index1.4035

Customs & Trade Information

HS Code2915900090
Summary2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of ethyl 3,3-dimethylbutanoate?

The CAS number of ethyl 3,3-dimethylbutanoate is 5340-78-3.

What are the molecular formula and molecular weight of ethyl 3,3-dimethylbutanoate?

ethyl 3,3-dimethylbutanoate has molecular formula C8H16O2 and molecular weight 144.21100 g/mol.

What are the upstream and downstream products of ethyl 3,3-dimethylbutanoate?

For ethyl 3,3-dimethylbutanoate, Upstream Products: Ethanol, 3,3-Dimethylbutyryl chloride, tert-Butylacetic acid; Downstream Products: Diethyl tert-butylmalonate, 3,3-Dimethyl-1-butanol.

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

Last updated:

How to cite: Jingsj. "ethyl 3,3-dimethylbutanoate (CAS 5340-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4575-0 (accessed 2026-11-09).

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