Ethyl 4-methylcinnamate
Also known as: Ethyl p-methylcinnamate, Ethyl (2E)-3-(4-methylphenyl)acrylate, Ethyl 3-(p-tolyl)acrylate, Cinnamic acid, p-methyl-, ethyl ester, 4-Methylcinnamic acid ethyl ester, MFCD00182491, trans-p-Methylcinnamic acid, ethyl ester
Ethyl 4-methylcinnamate (CAS 20511-20-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14O2 and a molecular weight of 190.238 g/mol. Key properties include a melting point of 138-140 °C(lit.), a boiling point of 289.5±9.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 159.8±9.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 20511-20-0
- Jingsj CID
- J-27366-5
- Molecular Formula
- C12H14O2
- Molecular Weight
- 190.238 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 138-140 °C(lit.) |
|---|---|
| Boiling Point | 289.5±9.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 159.8±9.9 °C |
| Exact Mass | 190.099380 |
| PSA | 26.30000 |
| LogP | 3.17 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.546 |
| Storage Conditions | 2~8℃ |
Customs & Trade Information
| HS Code | 2916399090 |
|---|---|
| Summary | 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Ethyl 4-methylcinnamate?
The CAS number of Ethyl 4-methylcinnamate is 20511-20-0.
What are the molecular formula and molecular weight of Ethyl 4-methylcinnamate?
Ethyl 4-methylcinnamate has molecular formula C12H14O2 and molecular weight 190.238 g/mol.
What are the upstream and downstream products of Ethyl 4-methylcinnamate?
For Ethyl 4-methylcinnamate, Upstream Products: p-Tolualdehyde, Ethyl bromoacetate, Ethyl diazoacetate.
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 4-methylcinnamate (CAS 20511-20-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27366-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.