3-METHYL-CHROMEN-2-ONE
- CAS NO.：2445-82-1
- Empirical Formula: C10H8O2
- Molecular Weight: 160.17
- MDL number: MFCD00059758
- EINECS: 219-498-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:17:26
What is 3-METHYL-CHROMEN-2-ONE?
Chemical properties
White crystals. The melting point is 91°C and the boiling point is 292.5°C. Soluble in alcohol, slightly soluble in water.
The Uses of 3-METHYL-CHROMEN-2-ONE
3-Methyl-chromen-2-one has a vanilla fragrance and is used in fragrances and cosmetics. It is also used as intermediates in organic synthesis.
What are the applications of Application
Powerful and rich, Tonka-like, sweet-herbaceous odor, somewhat drier than that of Coumarin. Good tenacity.
3-methyl-chromen-2-one finds some use in perfumery as a modifier for Coumarin and 6-Methylcoumarin in Chypres, Oriental bases, Lavender compositions or Tonka-bases, etc.
It blends extremely pleasantly with Oakmoss products and Bergamot for Chypre bases, and gives warm natural background to Lavender and other herbaceous fragrances.
Synthesis
3-Methyl-chromen-2-one is obtained by reacting salicylaldehyde and propionic anhydride, and then recrystallizing from ethanol.
Properties of 3-METHYL-CHROMEN-2-ONE
| Melting point: | 91°C |
| Boiling point: | 292.5°C (estimate) |
| Density | 1.0924 (rough estimate) |
| refractive index | 1.5300 (estimate) |
Safety information for 3-METHYL-CHROMEN-2-ONE
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H402:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P405:Store locked up. P501:Dispose of contents/container to..… |
Computed Descriptors for 3-METHYL-CHROMEN-2-ONE
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