Trans-Cinnamic Acid
Aroma Chemical Base Note CAS 140-10-3
A sweet balsamic note with a soft storax character.
Odor profile
| Note | Base Note |
| Descriptor 1 | Balsamic |
| Descriptor 2 | Sweet |
| Descriptor 3 | Cinnamon |
| Impact Level | Low |
| Tenacity2 | 340 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 140-10-3 |
| Category | Aroma Chemical |
| Formula | C9H8O2 |
| Mol. Weight | 148.16 |
| IUPAC Name | (E)-3-phenylprop-2-enoic acid |
| InChIKey | WBYWAXJHAXSJNI-VOTSOKGWSA-N |
Synonyms
(E)-benzene propenoic acid, (E)-benzylidene acetic acid, (E)-cinnamic acid natural, (E)-cinnamylic acid, (E)-3-phenyl acrylic acid, (E)-3-phenyl propenoic acid, (2E)-2-phenyl-2-propenoate, (2E)-3-phenyl-2-propenoate, (2E)-2-phenyl-2-propenoic acid, (2E)-3-phenyl-2-propenoic acid, (E)-3-phenyl-2-propenoic acid, trans-3-phenyl-2-propenoic acid, (2E)-3-phenylacrylic acid, (E)-3-phenylacrylic acid, (2E)-3-phenylprop-2-enoic acid, (E)-3-phenylprop-2-enoic acid, 2-propenoic acid, 3-phenyl-, (2E)-, 2-propenoic acid, 3-phenyl-, (E)-
Physical and chemical data
| Boiling Point | 295.00 °C |
| Melting Point | 132.00 °C |
| Flash Pointe | 189.44 °C |
| Vapor Pressure | 0.004710 mmHg @ 25.00 C. (est) |
| LogP | 2.130 |
| Solubility | alcohol; fixed oils; water, 2911 mg/L @ 25 C (est) |
| Appearance | pale amber powder |
e Estimated from a closely related isomer of the same molecule. Actual values vary by supplier, grade and quality.
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.