4-METHYL-2,3-PENTANEDIONE
- CAS NO.：7493-58-5
- Empirical Formula: C6H10O2
- Molecular Weight: 114.14
- MDL number: MFCD00051713
- EINECS: 231-328-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-03 14:17:14
What is 4-METHYL-2,3-PENTANEDIONE?
Description
4-Methyl-2,3-pentanedione has a characteristic pungent odor. This may be prepared from isonitroso methyl isobutyl ketone by treatment with concentrated H2S04; other methods employ mesityl oxide as the starting material.
Occurrence
Reported found in coffee, beer, avocado, malt and krill.
The Uses of 4-METHYL-2,3-PENTANEDIONE
Frequently used in flavors for Banana, Butter, Butterscotch, Nut, Rum, StraJvberry, etc.
Preparation
Prepared from isonitroso methyl isobutyl ketone by treatment with concentrated H2SO4; other methods employ mesityl oxide as the starting material
Definition
ChEBI: 4-Methyl-2,3-pentanedione is an alpha-diketone.
Taste threshold values
Taste characteristics at 80 ppm: sweet, creamy, fruity, buttery, with a cooked estry nuance.
Properties of 4-METHYL-2,3-PENTANEDIONE
| FEMA | 2730 | 4-METHYL-2,3-PENTANEDIONE |
| solubility | Slightly soluble in water, soluble in Propylene glycol, Ethyl alcohol and all common perfume and flavor materials. |
| Odor | at 1.00 % in dipropylene glycol. sweet fruity buttery creamy fatty |
| JECFA Number | 411 |
Safety information for 4-METHYL-2,3-PENTANEDIONE
Computed Descriptors for 4-METHYL-2,3-PENTANEDIONE
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