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L-DOPA

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Identification
Molecular formula
C9H11NO4
CAS number
59-92-7
IUPAC name
2-amino-2-(3,4-dihydroxyphenyl)acetic acid
State
State

At room temperature, L-DOPA is a solid.

Melting point (Celsius)
275.00
Melting point (Kelvin)
548.15
Boiling point (Celsius)
209.00
Boiling point (Kelvin)
482.15
General information
Molecular weight
197.19g/mol
Molar mass
197.1880g/mol
Density
1.5000g/cm3
Appearence

L-DOPA appears as a white to off-white crystalline powder. It is generally not hygroscopic, but it can turn slightly pink or brown upon exposure to air and light for prolonged periods. It is also sensitive to oxidation under moist conditions.

Comment on solubility

Solubility of 2-amino-2-(3,4-dihydroxyphenyl)acetic acid

2-amino-2-(3,4-dihydroxyphenyl)acetic acid, often referred to as a derivative of phenylalanine, demonstrates interesting solubility characteristics based on its molecular structure. The presence of both amino and hydroxyl groups significantly influences its interaction with water and other solvents.

Key points about solubility:

  • Hydrophilicity: The amino group (-NH2) and the hydroxyl groups (-OH) contribute to its hydrophilic nature, enabling effective solvation in polar solvents like water.
  • pH Dependency: The solubility of this compound can vary with pH. At more acidic or basic conditions, the ionization of functional groups can enhance solubility.
  • Temperature Influence: Increasing temperature typically improves the solubility of such organic acids. However, specific solubility data should always be referenced for temperature effects.
  • Concentration Factors: As concentrations increase, solubility may reach saturation, affecting dissolution and precipitation in solution.

In conclusion, 2-amino-2-(3,4-dihydroxyphenyl)acetic acid exhibits considerable solubility in water due to its functional groups, making it an intriguing compound for various applications in biochemical fields.

Interesting facts

Interesting Facts about 2-amino-2-(3,4-dihydroxyphenyl)acetic acid

2-amino-2-(3,4-dihydroxyphenyl)acetic acid, commonly known as tyrosine, is a fascinating compound that plays a pivotal role in various biological processes. Here are some engaging aspects of this compound:

  • Amino Acid Source: Tyrosine is classified as a non-essential amino acid, meaning that our bodies can synthesize it from phenylalanine, another amino acid.
  • Biochemical Building Block: It is integral in the production of various vital substances, including neurotransmitters such as dopamine, norepinephrine, and epinephrine.
  • Role in Hormones: In addition to neurotransmitters, tyrosine is a precursor for the synthesis of hormones such as thyroxine (T4), which regulates metabolism.
  • Melanin Formation: Tyrosine is also involved in the production of melanin, the pigment responsible for the color of skin, hair, and eyes.
  • Dietary Sources: You can find tyrosine in various protein-rich foods, including dairy products, meats, fish, eggs, nuts, beans, and whole grains.
  • Potential Health Benefits: Some studies suggest that tyrosine supplementation may enhance cognitive function during stressful situations, potentially improving mental performance.

Tyrosine is more than just a simple amino acid; it is a critical component of our body's workings. Its various physiological roles highlight the intricate biochemical networks that sustain life. As scientists, exploring the benefits and functions of tyrosine can lead to better understandings of health, nutrition, and even mental wellness!

Synonyms
3,4-Dihydroxyphenylglycine
16534-84-2
138-62-5
2-amino-2-(3,4-dihydroxyphenyl)acetic acid
amino(3,4-dihydroxyphenyl)acetic acid
AMINO-(3,4-DIHYDROXY-PHENYL)-ACETIC ACID
Benzeneacetic acid, alpha-amino-3,4-dihydroxy-
MFCD00858978
a-Amino-3,4-dihydroxybenzeneacetic acid
Benzeneacetic acid, |A-amino-3,4-dihydroxy-
2-(3,4-Dihydroxyphenyl)glycine
USAF DO-34
dl-2-(3,4-Dihydroxyphenyl)-glycine
GLYCINE, 2-(3,4-DIHYDROXYPHENYL)-, DL-
CHEMBL4074483
SCHEMBL10723439
DTXSID50937079
ZBWTWPZGSGMRTG-UHFFFAOYSA-N
alpha-(3,4-dihydroxyphenyl)glycine
STK504082
AKOS015854432
2-amino-2-(3,4-dihydroxyphenyl)aceticacid
DB-350989
Benzeneacetic acid, ?-amino-3,4-dihydroxy-
CS-0268742
F79832
AMINO-(3,4-DIHYDROXY-PHENYL)-ACETICACID
EN300-1841886