4-Nitrocinnamic acid
- CAS NO.：882-06-4
- Empirical Formula: C9H7NO4
- Molecular Weight: 193.16
- MDL number: MFCD00007381
- EINECS: 212-924-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:58:38
What is 4-Nitrocinnamic acid?
Chemical properties
White to cream to yellow Powder or crystalline powder.
The Uses of 4-Nitrocinnamic acid
trans-4-Nitrocinnamic acid, is used as a raw material for saccharine. It is also used as a useful chemical for biological applications. Some other applications include it is used as an organic intermediate.
Preparation
P-nitrocinnamic acid was synthesized from 4-nitroiodobenzene and acrylic acid in about 99% yield.
Purification Methods
Crystallise the acid from H2O. The p-bromophenacyl ester has m 191o (from AcOH). [Beilstein 9 H 606, 9 III 2744.]
Properties of 4-Nitrocinnamic acid
| Melting point: | 289 °C (dec.)(lit.) |
| Boiling point: | 346℃ |
| Density | 1.411 |
| Flash point: | 154℃ |
| storage temp. | Store below +30°C. |
| pka | pK1:4.05 (25°C) |
| Water Solubility | Insoluble in water. |
| BRN | 1369659 |
| CAS DataBase Reference | 882-06-4(CAS DataBase Reference) |
Safety information for 4-Nitrocinnamic acid
| Signal word | Danger |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation H341:Germ cell mutagenicity |
| Precautionary Statement Codes |
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4-Nitrocinnamic acid
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