3-Phenylpropyl isobutyrate

异丁酸-3-苯基丙酯

Also known as: Propanoic acid, 2-methyl-, 3-phenylpropyl ester, 3-phenylpropyl 2-methylpropanoate, Isobutyric acid 3-phenylpropyl ester, FEMA 2893, Hydrocinnamyl isobutyrate, EINECS 203-125-0, MFCD00082227

3-Phenylpropyl isobutyrate (CAS 103-58-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H18O2 and a molecular weight of 206.28100 g/mol. It is also known as Propanoic acid, 2-methyl-, 3-phenylpropyl ester, 3-phenylpropyl 2-methylpropanoate and Isobutyric acid 3-phenylpropyl ester. Key properties include a melting point of -60ºC, a boiling point of 291.6ºC at 760 mmHg, a density of 0.979 g/mL at 25ºC(lit.) and a flash point of 114.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103-58-2
Jingsj CID
J-15123-2
Molecular Formula
C13H18O2
Chinese Name
异丁酸-3-苯基丙酯
Molecular Weight
206.28100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-60ºC
Boiling Point291.6ºC at 760 mmHg
Density0.979 g/mL at 25ºC(lit.)
Flash Point114.5ºC
Exact Mass206.13100
PSA26.30000
LogP2.81840
Vapor Pressure0.00193mmHg at 25°C
Refractive Indexn20/D 1.486(lit.)

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 3-Phenylpropyl isobutyrate?

The CAS number of 3-Phenylpropyl isobutyrate is 103-58-2.

What are the molecular formula and molecular weight of 3-Phenylpropyl isobutyrate?

3-Phenylpropyl isobutyrate has molecular formula C13H18O2 and molecular weight 206.28100 g/mol.

What are the upstream and downstream products of 3-Phenylpropyl isobutyrate?

For 3-Phenylpropyl isobutyrate, Downstream Products: 3-Phenylpropan-1-ol.

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

Last updated:

How to cite: Jingsj. "3-Phenylpropyl isobutyrate (CAS 103-58-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15123-2 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.