Cinnamamide
Also known as: Cinnamamide, trans-Cinnamamide, 3-Phenylacrylamide, (2E)-3-Phenyl-2-propenamide, 2-Propenamide, 3-phenyl-, EINECS 210-707-8, MFCD00008033
Cinnamamide (CAS 621-79-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C9H9NO and a molecular weight of 147.17 g/mol. Key properties include a melting point of 148-150 °C(lit.), a boiling point of 350.3±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 165.6±23.2 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 621-79-4
- Jingsj CID
- J-47252-6
- Molecular Formula
- C9H9NO
- Molecular Weight
- 147.17 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 148-150 °C(lit.) |
|---|---|
| Boiling Point | 350.3±25.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 165.6±23.2 °C |
| Exact Mass | 147.068420 |
| PSA | 43.09000 |
| LogP | 1.35 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.614 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Customs & Trade Information
| HS Code | 2924299090 |
|---|---|
| Summary | 2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. 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 Cinnamamide?
The CAS number of Cinnamamide is 621-79-4.
What are the molecular formula and molecular weight of Cinnamamide?
Cinnamamide has molecular formula C9H9NO and molecular weight 147.17 g/mol.
Is Cinnamamide hazardous?
Cinnamamide has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of Cinnamamide?
For Cinnamamide, Upstream Products: Iodobenzene, Acrylamide, Phenylboronic acid; Downstream Products: 3-Phenylglutaric acid, Methyl cinnamate, 3-Phenylpropan-1-ol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cinnamamide (CAS 621-79-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47252-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.