| 5-Methyl-2-acetylfuran Basic information |
| Identification Description Usage Natural occurrence |
| Product Name: | 5-Methyl-2-acetylfuran |
| Synonyms: | 1-(5-methyl-2-furanyl)-ethanon;1-(5-Methyl-2-furyl)ethanone;1-(5-Methyl-furan-2-yl)-ethanone;2-Acetyl, 5-mefuran;2-acetyl-5-methyl-fura;2-ACETYL-5-METHYLFURANE;2-acetyl-5-methyl-Furan 。 2-Acetyl-5-methyl-furan 。 2-acetyl-5-methyl-fura 。 5-methyl-2-furylmethylketone。 1-(5-methyl-2-furanyl)-ethanon 。 2-acetyl-5-methylfuran 。 5-methyl-2-acetylfuran 。;5-Methyl-2-acetalfuran |
| CAS: | 1193-79-9 |
| MF: | C7H8O2 |
| MW: | 124.14 |
| EINECS: | 214-779-1 |
| Product Categories: | A-B;Alphabetical Listings;furnan Flavor;Building Blocks;Heterocyclic Building Blocks;Flavors and Fragrances;Furan&Benzofuran;Furans |
| Mol File: | 1193-79-9.mol |
| 5-Methyl-2-acetylfuran Chemical Properties |
| Melting point | 2 °C |
| Boiling point | 100-101 °C/25 mmHg (lit.) |
| density | 1.066 g/mL at 25 °C (lit.) |
| vapor density | >1 (vs air) |
| refractive index | n |
| FEMA | 3609 | 2-ACETYL-5-METHYLFURAN |
| Fp | 176 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| form | clear liquid |
| color | Light yellow to Brown |
| Specific Gravity | 1.066 |
| Water Solubility | Slightly soluble in water. Soluble in alcohol. |
| JECFA Number | 1504 |
| BRN | 110853 |
| CAS DataBase Reference | 1193-79-9(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Acetyl-5-methylfuran(1193-79-9) |
| Safety Information |
| Hazard Codes | Xn,Xi |
| Risk Statements | 22 |
| Safety Statements | 36 |
| RIDADR | 2810 |
| WGK Germany | 3 |
| RTECS | LT8528000 |
| Hazard Note | Harmful |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 29321900 |
| MSDS Information |
| Provider | Language |
|---|---|
| SigmaAldrich | English |
| ACROS | English |
| ALFA | English |
| 5-Methyl-2-acetylfuran Usage And Synthesis |
| Identification | ▼ ▲ CAS.No.:
1193-79-9
FL.No.:
13.083
FEMA.No.:
3609
NAS.No.:
3609
CoE.No.:
11038
EINECS.No.:
214-779-1
JECFA.No.:
1504
|
| Description | A light yellow liquid with strong, nutty aroma. |
| Usage | Reported uses (ppm): (FEMA, 1994)
▼ ▲ Food Category
Usual
Max.
Gravies
1
1.5
Nut.products
0.5
1.5
Snack.foods
1
2
Soups
0.5
1.5
|
| Natural occurrence | Reported found in coffee, roasted filberts, tomato juice, raisin, roasted onion, French fried potato, crispbread, smoked fatty fish, boiled/cooked beef, fried cured pork, beer, cognac, rum, malt whiskey, cocoa, black tea, wild rice (Zizania aquatuca), and squid. |
| Chemical Properties | Colorless to light yellow liqui |
| Chemical Properties | A light yellow liquid with strong, nutty aroma. |
| Occurrence | Reported found in coffee, roasted filberts, tomato juice, raisin, roasted onion, French fried potato, crispbread, smoked fatty fish, boiled/cooked beef, fried cured pork, beer, cognac, rum, malt whiskey, cocoa, black tea, wild rice (Zizania aquatuca), and squid. |
| Uses | Glucose was transformed to various furan compounds and carboxylic acids derivatives by heat treatment of autoclave such as levulinic acid, 2-acetylfuran and 2-acetyl-5-methylfuran. using 2-acetyl-5-methylfuran or 1,5-dimethyl-2-pyrrolecarbonitrile as reactants, that the formation of the 4-arylation products. Reaction of 2-acetyl-5-methylfuran 6a with 2-aminoethanol pioduced in 79% yield the aminal. |
| Definition | ChEBI: A furan carrying acetyl and methyl substituents at the 2- and 5-positions respectively. |
| Taste threshold values | Taste characteristics at 50 ppm: nutty, cocoa-like with toasted, bready nuance |
| General Description | s-cis-trans isomerism of 2-acetyl-5-methylfuran was investigated by IR and NMR spectroscopy. |
| 5-Methyl-2-acetylfuran Preparation Products And Raw materials |
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