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4-Hydroxy-2-methyl-2H-furan-5-one

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Identification
Molecular formula
C5H6O3
CAS number
6974-32-9
IUPAC name
2-methyl-2H-furan-5-one
State
State

At room temperature, 4-Hydroxy-2-methyl-2H-furan-5-one is typically found in a solid state. It is known for being hygroscopic, which means it can absorb moisture from the air.

Melting point (Celsius)
89.00
Melting point (Kelvin)
362.15
Boiling point (Celsius)
290.00
Boiling point (Kelvin)
563.15
General information
Molecular weight
112.10g/mol
Molar mass
112.0990g/mol
Density
1.2100g/cm3
Appearence

4-Hydroxy-2-methyl-2H-furan-5-one is a crystalline solid with a white to off-white appearance. It is known for its distinct caramel-like aroma, which makes it significant in the flavor and fragrance industries.

Comment on solubility

Solubility of 2-methyl-2H-furan-5-one

2-methyl-2H-furan-5-one is an intriguing compound with notable solubility characteristics. This compound is known to exhibit the following solubility traits:

  • Water solubility: 2-methyl-2H-furan-5-one is sparingly soluble in water, which means it does not dissolve easily in aqueous solutions at standard conditions.
  • Organic solvents: It shows a higher degree of solubility in organic solvents such as ethanol, acetone, and ether. This is indicative of its nonpolar characteristics.
  • Temperature dependency: Solubility can also increase with temperature, making it beneficial for applications requiring increased dissolution rates at elevated temperatures.

It’s important to consider these properties in the context of potential applications and chemical reactions. As with many organic compounds, the nature of the solvent plays a crucial role in determining solubility, where polar solvents generally favor more ionic or polar solutes.

In summary, understanding the solubility of 2-methyl-2H-furan-5-one is essential for utilizing it effectively in various chemical processes, ensuring that appropriate solvents are selected for desired outcomes.

Interesting facts

Discovering 2-methyl-2H-furan-5-one

2-methyl-2H-furan-5-one, often referred to as maltol, is a fascinating chemical compound that finds its niche primarily in the fields of food science and aroma chemistry. This compound is renowned for its sweet, caramel-like fragrance, making it a popular additive in many food products and beverages.

Key Characteristics

  • Aromatic Qualities: Maltol is highly valued for its desirable scent, often described as sweet and reminiscent of caramel or toasty notes. This makes it an essential ingredient in flavoring and fragrance applications.
  • Food Applications: It is widely used in the food industry as a flavor enhancer, particularly in baked goods, candies, and beverages, contributing to the overall sensory experience of food.
  • Biological Properties: Research indicates that 2-methyl-2H-furan-5-one possesses antioxidant properties, which may play a role in health benefits related to its consumption.

Interesting Uses

This compound doesn’t just stop at enhancing flavors; it also serves several intriguing purposes:

  • Used in the production of cosmetics and perfumes to enhance fragrance.
  • Employed in the synthesis of other organic compounds within the chemical industry.
  • Explored for its potential applications in pharmaceuticals due to its biological activity.

Fun Fact

Interestingly, maltol can also be naturally found in several foods, such as cooked and roasted products, which enhances our sensory experience during meals. As Chef and food innovator J. Kenji López-Alt once said, "The right balance of flavors can turn a simple dish into a memorable experience.”

Overall, the study of 2-methyl-2H-furan-5-one opens up exciting avenues in both culinary arts and scientific exploration, making it a compound well worth understanding for both students and seasoned chemists alike!

Synonyms
591-11-7
5-Methylfuran-2(5H)-one
5-Methyl-2(5H)-furanone
beta-Angelica lactone
2-Penten-4-olide
2(5H)-FURANONE, 5-METHYL-
Angelica lactone
beta-angelicalactone
alpha,beta-Angelica lactone
4-Hydroxy-2-pentenoic acid gamma-lactone
delta1-Angelica lactone
.beta.-Angelica lactone
.alpha.,.beta.-Angelica lactone
NSC 655
.DELTA.1-Angelica lactone
delta(sup1)-Angelica lactone
delta(sup 1)-Angelica lactone
gamma-Methyl-alpha,beta-crotonolactone
4-Hydroxypent-2-enoic acid lactone
beta-Angelicalacton
EINECS 209-700-2
4-Methyl-2-buten-4-olide
BRN 0108058
1AX0NCS144
CHEBI:36436
AI3-61052
NSC-655
4-Hydroxy-2-pentenoic acid .gamma.-lactone
2-Pentenoic acid, 4-hydroxy-, gamma-lactone
Delta(1)-angelica lactone
CCRIS 2925
FEMA NO. 4438
2-Pentenoic acid, 4-hydroxy-, .gamma.-lactone
DTXSID901014526
.gamma.-Methyl-.DELTA..alpha.,.beta.-butenolide
4-hydroxy-3-pentenoic acid lactone
5-17-09-00121 (Beilstein Handbook Reference)
EINECS 215-586-5
2-OXO-5-METHYL-2,5-DIHYDROFURAN
ANGELICA LACTONE .BETA.-FORM [MI]
CHEBI:36437
2-Pentanoic acid, 4-hydroxy-, gamma-lactone (6CI,7CI)
ANGELICA LACTONE BETA-FORM
DTXCID10811048
DTXSID90862255
GAMMA-METHYL-DELTAALPHA,BETA-BUTENOLIDE
1333-38-6
2-methyl-2H-furan-5-one
5-methyl-2,5-dihydrofuran-2-one
MFCD01725808
.gamma.-Methyl-.alpha.,.beta.-crotonolactone
17300-24-2
(+-)-5-Methyl-2(5H)-furanone
UNII-1AX0NCS144
Angelic lactone
D2-Angelica lactone
alpha-Angelic lactone
2(5H)-Furanone, 5-methyl-, (+-)-
alpha(alpha-Angelica lactone
5-Methyl-5H-furan-2-one
WLN: T5OV EHJ E1
70428-45-4
?,?-ANGELICA LACTONE
2(5H)-Furanone, 5-methyl
CHEMBL47969
NSC655
.delta.(sup1)-Angelica lactone
FEMA 3293
5-methylfuran-2(5H)-one, dimer
2-Pentenoic acid, .gamma.-lactone
laquo deltaRaquo 2-Angelica lactone
NSC11835
BBL102975
NSC-11835
STL556784
AKOS006278741
beta,Laquo gammaRaquo -angelica lactone
SB60927
AS-57863
4-Hydroxy-2-pentenoic acid, gamma-lactone
2-Pentenoic acid, -.gamma.-lactone, dimer
DB-155559
CS-0152699
NS00043028
2-Pentanoic acid, 4-hydroxy-, gamma-lactone
A10829
EN300-157325
.gamma.-Methyl-.delta.,.alpha.,.beta.-butenolide
5-Methyl-2(3H)-furanone (alpha -angelicalactone)
.beta.(.alpha.,.beta. or .delta.1)-Angelica lactone
4-Hydroxy-3-pentenoic acid laquo gammaRaquo -lactone
Q27116831
3-Pentenoic acid, 4-hydroxy-, laquo gammaRaquo -lactone
Penten-3-oic acid, 4-hydroxy-, laquo gammaRaquo -lactone
U6W