trans-2,4-Dimethoxycinnamic acid
Also known as: (E)-3-(2,4-dimethoxyphenyl)acrylic acid, (E)-3-(2,4-dimethoxy-phenyl)-acrylic acid, 2,4-dimethoxycinnamic acid, 2,4-Dimethoxy-trans-zimtsaeure, AURORA 11294, LABOTEST-BB LT00233166, MFCD00016837, OTAVA-BB BB7015052308, RARECHEM BK HW 0035, trans-2,4-dimethoxycinnamic acid
trans-2,4-Dimethoxycinnamic acid (CAS 16909-09-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H12O4 and a molecular weight of 208.21100 g/mol. Key properties include a melting point of 192-194 °C(lit.), a boiling point of 384.4ºC at 760 mmHg, a density of 1.203 g/cm3 and a flash point of 151.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 16909-09-4
- Jingsj CID
- J-2612-0
- Molecular Formula
- C11H12O4
- Molecular Weight
- 208.21100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 192-194 °C(lit.) |
|---|---|
| Boiling Point | 384.4ºC at 760 mmHg |
| Density | 1.203 g/cm3 |
| Flash Point | 151.8ºC |
| Exact Mass | 208.07400 |
| PSA | 55.76000 |
| LogP | 1.80160 |
| Vapor Pressure | 1.35E-06mmHg at 25°C |
| Refractive Index | 1.573 |
Customs & Trade Information
| HS Code | 2918990090 |
|---|---|
| Summary | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of trans-2,4-Dimethoxycinnamic acid?
The CAS number of trans-2,4-Dimethoxycinnamic acid is 16909-09-4.
What are the molecular formula and molecular weight of trans-2,4-Dimethoxycinnamic acid?
trans-2,4-Dimethoxycinnamic acid has molecular formula C11H12O4 and molecular weight 208.21100 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "trans-2,4-Dimethoxycinnamic acid (CAS 16909-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2612-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.