FEMA 2952
Synonym(s):3-Propylidene-1(3H)-isobenzofuranone
- CAS NO.：17369-59-4
- Empirical Formula: C11H10O2
- Molecular Weight: 174.2
- MDL number: MFCD00051813
- EINECS: 241-402-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-14 14:09:35
What is FEMA 2952?
Chemical properties
yellow liquid
Chemical properties
3-Propylidenephthalide has a very powerful and warm, spicy herbaceous odor with a warm, spicy, herbaceous flavor.
Occurrence
Reported found in lovage root
The Uses of FEMA 2952
3-Propylidenephthalide is used in Celery Essential Oil and preparation method thereof.
Preparation
By condensing phthalic anhydride and butyric anhydride at 175°C in the presence of sodium butyrate.
Taste threshold values
Taste characteristics at 25 ppm: green, celery, sweet and lovage with vegetative and herbal nuances.
General Description
Clear yellow liquid.
Air & Water Reactions
May be sensitive to prolonged exposure to air and moisture . Insoluble in water.
Reactivity Profile
A ketone and an ether derivative.
Health Hazard
ACUTE/CHRONIC HAZARDS: FEMA 2952 can cause irritation of the skin and eyes. When heated to decomposition it emits acrid smoke and fumes.
Fire Hazard
FEMA 2952 is probably combustible.
Properties of FEMA 2952
| Melting point: | 5 °C(lit.) |
| Boiling point: | 170 °C12 mm Hg(lit.) |
| Density | 1.122 g/mL at 25 °C(lit.) |
| refractive index | n |
| FEMA | 2952 | 3-PROPYLIDENEPHTHALIDE |
| Flash point: | >230 °F |
| Odor | at 10.00 % in dipropylene glycol. celery herbal cortex lovage maple fenugreek phenolic brothy vegetable brown |
| JECFA Number | 1168 |
| BRN | 4486 |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 17369-59-4(CAS DataBase Reference) |
| EPA Substance Registry System | 3-Propylidenephthalide (17369-59-4) |
Safety information for FEMA 2952
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H317:Sensitisation, Skin |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. |
Computed Descriptors for FEMA 2952
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