3,4,5-TRIMETHOXYCINNAMIC ACID
- CAS NO.：20329-98-0
- Empirical Formula: C12H14O5
- Molecular Weight: 238.24
- MDL number: MFCD00004388
- EINECS: 201-999-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-08 19:11:55
What is 3,4,5-TRIMETHOXYCINNAMIC ACID?
Definition
ChEBI: 3,4,5-trimethoxycinnamic acid is a methoxycinnamic acid with three methoxy substituents at the 3-, 4- and 5-positions. It has a role as an allergen. It is a conjugate acid of a 3,4,5-trimethoxycinnamate.
Properties of 3,4,5-TRIMETHOXYCINNAMIC ACID
| Melting point: | 125-127 °C(lit.) |
| Boiling point: | 396.4±37.0 °C(Predicted) |
| Density | 1.209±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to crystal |
| pka | 4.48±0.10(Predicted) |
| color | White to Light yellow |
Safety information for 3,4,5-TRIMETHOXYCINNAMIC ACID
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. 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 3,4,5-TRIMETHOXYCINNAMIC ACID
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