2-Aminocinnamic acid
Also known as: (E)-3-(2-Aminophenyl)-2-propenoic acid, o-Aminocinnamic acid, 3-(2-Aminophenyl)acrylic acid, 2-Propenoic acid, 3-(2-aminophenyl)-, RARECHEM BK HW 0159
2-Aminocinnamic acid (CAS 1664-63-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9NO2 and a molecular weight of 163.17300 g/mol. Key properties include a melting point of 158 °C, a boiling point of 357.1ºC at 760mmHg, a density of 1.281g/cm3 and a flash point of 169.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1664-63-7
- Jingsj CID
- J-1506297-2
- Molecular Formula
- C9H9NO2
- Molecular Weight
- 163.17300 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 158 °C |
|---|---|
| Boiling Point | 357.1ºC at 760mmHg |
| Density | 1.281g/cm3 |
| Flash Point | 169.7ºC |
| Exact Mass | 163.06300 |
| PSA | 63.32000 |
| LogP | 1.94780 |
| Vapor Pressure | 1.02E-05mmHg at 25°C |
| Refractive Index | 1.676 |
Customs & Trade Information
| HS Code | 2922499990 |
|---|---|
| Summary | HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof 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:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Aminocinnamic acid?
The CAS number of 2-Aminocinnamic acid is 1664-63-7.
What are the molecular formula and molecular weight of 2-Aminocinnamic acid?
2-Aminocinnamic acid has molecular formula C9H9NO2 and molecular weight 163.17300 g/mol.
What are the upstream and downstream products of 2-Aminocinnamic acid?
For 2-Aminocinnamic acid, Upstream Products: 2-Nitrocinnamic acid, Ammonia, acetic acid; Downstream Products: 2-Chlorocinnamic acid, 2-Fluorocinnamic acid, 3,4-Dihydroquinolin-2(1H)-one.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Aminocinnamic acid (CAS 1664-63-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506297-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.