3-(2-Methoxyphenyl)-2-phenylacrylic acid
Also known as: (E)-3-(2-Methoxyphenyl)-2-phenyl-2-propenoic acid, Benzeneacetic acid, α-[(2-methoxyphenyl)methylene]-, (αE)-, 2-Phenyl-3t-(2-methoxy-phenyl)-acrylsaeure, E-2-phenyl-3-(2'-methoxyphenyl)propenoic acid, E-3-(o-methoxyphenyl)-2-phenyl propenoic acid
3-(2-Methoxyphenyl)-2-phenylacrylic acid (CAS 20890-72-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H14O3 and a molecular weight of 254.28100 g/mol. Key properties include a melting point of 187-189ºC, a boiling point of 374.2ºC at 760 mmHg, a density of 1.204g/cm3 and a flash point of 135.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 20890-72-6
- Jingsj CID
- J-1018157-4
- Molecular Formula
- C16H14O3
- Molecular Weight
- 254.28100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 187-189ºC |
|---|---|
| Boiling Point | 374.2ºC at 760 mmHg |
| Density | 1.204g/cm3 |
| Flash Point | 135.9ºC |
| Exact Mass | 254.09400 |
| PSA | 46.53000 |
| LogP | 3.32040 |
| Vapor Pressure | 2.91E-06mmHg at 25°C |
| Refractive Index | 1.63 |
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 3-(2-Methoxyphenyl)-2-phenylacrylic acid?
The CAS number of 3-(2-Methoxyphenyl)-2-phenylacrylic acid is 20890-72-6.
What are the molecular formula and molecular weight of 3-(2-Methoxyphenyl)-2-phenylacrylic acid?
3-(2-Methoxyphenyl)-2-phenylacrylic acid has molecular formula C16H14O3 and molecular weight 254.28100 g/mol.
What are the upstream and downstream products of 3-(2-Methoxyphenyl)-2-phenylacrylic acid?
For 3-(2-Methoxyphenyl)-2-phenylacrylic acid, Upstream Products: 2-Methoxybenzaldehyde, 3-phenyl-2H-chromen-2-one, Dimethyl sulfate; Downstream Products: Methyl (E)-3-(2-methoxyphenyl)-2-phenylacrylate, 2-Styrylbenzenol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-(2-Methoxyphenyl)-2-phenylacrylic acid (CAS 20890-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1018157-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.