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Cinnamic acid

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Identification
Molecular formula
C9H8O2
CAS number
140-10-3
IUPAC name
2-methyl-3-phenyl-prop-2-enoic acid
State
State

At room temperature, cinnamic acid is typically a solid. It manifests in the form of a white crystalline compound, which is typical of many carboxylic acids.

Melting point (Celsius)
133.00
Melting point (Kelvin)
406.00
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
148.17g/mol
Molar mass
148.1700g/mol
Density
1.2470g/cm3
Appearence

Cinnamic acid appears as a white crystalline compound. It is a carboxylic acid which means it often forms crystalline solids. It can also be found as colorless crystals with a slightly sweet or mild honey-like odor.

Comment on solubility

Solubility of 2-methyl-3-phenyl-prop-2-enoic acid

2-methyl-3-phenyl-prop-2-enoic acid, commonly known as β-phenylacrylic acid, exhibits noteworthy solubility characteristics which are essential for its applications in various fields. The solubility of this compound can be influenced by various factors, including temperature and the presence of different solvents.

Solubility Characteristics:

  • Polar Solvents: 2-methyl-3-phenyl-prop-2-enoic acid shows moderate solubility in polar solvents such as water, largely due to the carboxylic acid group, which can form hydrogen bonds with water molecules.
  • Non-Polar Solvents: This compound is more soluble in non-polar organic solvents like hexane and benzene, owing to its hydrophobic aromatic phenyl group that enhances interactions with non-polar substances.
  • Effect of Temperature: As with many organic compounds, solubility tends to increase with temperature; thus, elevating the temperature can enhance the dissolution of 2-methyl-3-phenyl-prop-2-enoic acid in solvent mixtures.

In summary, while 2-methyl-3-phenyl-prop-2-enoic acid possesses varied solubility depending on environmental conditions, its ability to dissolve in both polar and non-polar solvents makes it a versatile compound in chemical synthesis and reactions. As one might say, “Solubility is the key to reactivity!”

Interesting facts

Interesting Facts about 2-methyl-3-phenyl-prop-2-enoic acid

2-methyl-3-phenyl-prop-2-enoic acid, commonly referred to as mandelic acid, is a fascinating compound with several notable properties and implications in various fields. Below are some interesting aspects regarding this compound:

  • Versatile Applications: Mandelic acid is utilized in the pharmaceutical industry, particularly in the synthesis of certain drugs and as a potential treatment for various infections.
  • Cosmetic Benefits: It is often incorporated in skincare products due to its exfoliating properties, which help to enhance skin texture and treat conditions like acne.
  • Antimicrobial Properties: Research suggests that mandelic acid possesses antimicrobial activity, making it a candidate for combating bacterial infections.
  • Chirality: The compound exhibits chirality, meaning that it can exist in two mirror-image forms. This characteristic is essential in pharmaceuticals where different enantiomers may have vastly different biological effects.
  • Origins: Mandelic acid is derived from the bitter almond, which is where it gets its name. The almond's essence has historical significance in both culinary and medicinal contexts.

As a compound of interest in both organic chemistry and industrial applications, 2-methyl-3-phenyl-prop-2-enoic acid underscores the intricate relationship between chemistry and everyday life. Its unique properties continue to inspire research and innovation.

Synonyms
2-methyl-3-phenylprop-2-enoic acid
ALPHA-METHYL CINNAMIC ACID
methylcinnamic acid
alpha-methyl-cinnamic acid
I+/--Methylcinnamic acid
(E)-?-Methylcinnamic acid
SCHEMBL37034
DTXSID20870863
CHEBI:191937
XNCRUNXWPDJHGV-UHFFFAOYSA-N
BAA89597
DB-022463
M1336