4-Methylcinnamic acid
- CAS NO.：1866-39-3
- Empirical Formula: C10H10O2
- Molecular Weight: 162.19
- MDL number: MFCD00002697
- EINECS: 217-479-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-02-25 11:45:28
What is 4-Methylcinnamic acid?
Chemical properties
White fine crystalline powder
Definition
ChEBI: 4-Methylcinnamic acid is a member of cinnamic acids.
Properties of 4-Methylcinnamic acid
| Melting point: | 196-198 °C(lit.) |
| Boiling point: | 228.88°C (rough estimate) |
| Density | 1.0281 (rough estimate) |
| refractive index | 1.5766 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| form | Fine Crystalline Powder |
| pka | 4.56(at 25℃) |
| color | White |
| BRN | 1364327 |
| CAS DataBase Reference | 1866-39-3(CAS DataBase Reference) |
| NIST Chemistry Reference | P-methylcinnamic acid(1866-39-3) |
Safety information for 4-Methylcinnamic 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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 4-Methylcinnamic acid
| InChIKey | RURHILYUWQEGOS-VOTSOKGWSA-N |
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