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CAS 59-92-7

:

DOPA

Description:
DOPA, or 3,4-dihydroxyphenylalanine, is an amino acid that serves as a precursor to several important neurotransmitters, including dopamine, norepinephrine, and epinephrine. It is characterized by its two hydroxyl (-OH) groups attached to the benzene ring, which contribute to its solubility in water and its reactivity in biochemical pathways. DOPA is commonly found in various biological systems and is particularly significant in the context of neurological function and the treatment of conditions such as Parkinson's disease, where it is used to replenish dopamine levels in the brain. The substance is typically administered in its L-form, which is biologically active. DOPA can also undergo oxidation, leading to the formation of melanin, a pigment found in skin and hair. Its CAS number, 59-92-7, identifies it uniquely in chemical databases, facilitating research and regulatory processes. Overall, DOPA plays a crucial role in both physiological functions and therapeutic applications.
Formula:C9H11NO4
InChI:InChI=1S/C9H11NO4/c10-6(9(13)14)3-5-1-2-7(11)8(12)4-5/h1-2,4,6,11-12H,3,10H2,(H,13,14)/t6-/m0/s1
InChI key:InChIKey=WTDRDQBEARUVNC-LURJTMIESA-N
SMILES:C([C@@H](C(O)=O)N)C1=CC(O)=C(O)C=C1
Synonyms:
  • (-)-3,4-Dihydroxyphenylalanine
  • (-)-Dopa
  • (2S)-2-Amino-3-(3,4-dihydroxyphenyl)propanoic acid
  • (S)-3,4-Dihydroxyphenylalanine
  • 3,4-Dihydroxy-<span class="text-smallcaps">L</span>-phenylalanine
  • 3,4-Dihydroxy-L-phenylalanine
  • 3,4-Dihydroxyphenyl-<span class="text-smallcaps">L</span>-alanine
  • 3,4-Dihydroxyphenyl-L-alanine
  • 3-(3,4-Dihydroxyphenyl)-<span class="text-smallcaps">L</span>-alanine
  • 3-(3,4-Dihydroxyphenyl)-L-alanine
  • See more synonyms
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Found 19 products.
  • 3-(3,4-Dihydroxyphenyl)-L-alanine

    CAS:
    Formula:C9H11NO4
    Purity:>98.0%(T)(HPLC)
    Color and Shape:White to Almost white powder to crystal
    Molecular weight:197.19

    Ref: 3B-D0600

    5g
    30.00€
    25g
    77.00€
    100g
    184.00€
  • 3,4-Dihydroxy-L-phenylalanine, 98+%

    CAS:
    <p>3,4-dihydroxy-L-phenylalanine, 59-92-7, or DOPA, is the precursor to dopamine and acts as an intermediate in the biosynthesis of melanin and other catecholamines. Learn more.</p>
    Formula:C9H11NO4
    Purity:98+%
    Color and Shape:White to cream, Crystals or powder or crystalline powder
    Molecular weight:197.19

    Ref: 02-A11311

    5g
    44.00€
    25g
    158.00€
    100g
    465.00€
  • Levodopa

    CAS:
    Levodopa
    Formula:C9H11NO4
    Purity:99.9%
    Color and Shape:Off-White
    Molecular weight:197.06881

    Ref: 47-213

    100mg
    242.00€
  • LEVODOPA RS

    CAS:
    <p>LEVODOPA RS</p>
    Formula:C9H11NO4
    Molecular weight:197.1879

    Ref: 41-ICRS0334

    100mg
    102.00€
  • LEVODOPA CRS

    CAS:
    <p>LEVODOPA CRS</p>
    Formula:C9H11NO4
    Color and Shape:Crystalline Powder. White. Powder.
    Molecular weight:197.1879

    Ref: 41-L0400000

    20mg
    115.00€
  • Levodopa

    CAS:
    Aromatic amino-alcohol-phenols, aromatic amino-acid-phenols and other aromatic amino compounds with oxygen function
    Formula:C9H11NO4
    Color and Shape:Colorless White Powder
    Molecular weight:197.19
  • L-DOPA

    CAS:
    Formula:C9H11NO4
    Purity:98%
    Color and Shape:Solid
    Molecular weight:197.1879

    Ref: IN-DA00370V

    5g
    20.00€
    10g
    26.00€
    1kg
    159.00€
    25g
    28.00€
    50g
    38.00€
    5kg
    683.00€
    100g
    51.00€
    10kg
    To inquire
    25kg
    To inquire
    500g
    120.00€
  • L-DOPA

    CAS:
    <p>L-DOPA (Levodopa) is an amino acid precursor of dopamine with antiparkinsonian properties. Levodopa that is converted to dopamine by DOPA decarboxylase.</p>
    Formula:C9H11NO4
    Purity:98.99% - 99.93%
    Color and Shape:Colorless To White Crystals Or Crystalline Powder; Needles From Water Solid
    Molecular weight:197.19
  • 3,4-Dihydroxy-l-phenylalanine

    CAS:
    <p>3,4-Dihydroxy-l-phenylalanine</p>
    Formula:C9H11NO4
    Purity:99%
    Color and Shape: white solid
    Molecular weight:197.18794g/mol

    Ref: 54-OR322045

    1g
    32.00€
    25g
    36.00€
    100g
    45.00€
    10kg
    2,074.00€
    500g
    135.00€
    2.5kg
    587.00€
  • Levodopa

    CAS:
    Formula:C9H11NO4
    Color and Shape:White To Off-White Solid
    Molecular weight:197.19

    Ref: 4Z-D-3214

    5mg
    To inquire
    10mg
    349.00€
    25mg
    444.00€
    50mg
    635.00€
    100mg
    To inquire
  • 3,4-Dihydroxy-L-phenylalanine

    CAS:
    Formula:C9H11NO4
    Purity:≥ 98.5%
    Color and Shape:White, off-white or beige crystalline powder
    Molecular weight:197.19

    Ref: 7W-GM9724

    5g
    25.00€
    25g
    77.00€
    100g
    190.00€
  • Levodopa

    Controlled Product
    CAS:
    Formula:C9H11NO4
    Color and Shape:Neat
    Molecular weight:197.19

    Ref: 04-C14629720

    250mg
    101.00€
  • Levodopa

    Controlled Product
    CAS:
    Formula:C9H11NO4
    Color and Shape:Neat
    Molecular weight:197.19

    Ref: 86-MM0262.00

    500mg
    1,289.00€
  • Levodopa

    CAS:
    Color and Shape:Neat

    Ref: 61-FOR0262.00

    10mg
    158.00€
  • Levodopa

    CAS:
    Formula:C9H11NO4
    Purity:95%~99%
    Molecular weight:197.19

    Ref: BP-BP0853

    100mg
    48.00€
  • L-DOPA

    Controlled Product
    CAS:
    <p>Applications Natural isomer of the immediate precursor of dopamine; product of tyrsine hydroxylase.<br>References Tabar, et al.: Pharmacol. Biochem. Behav., 33, 139 (1989), De Souza Silva, et al.: J. Neurochem., 68, 233 (1997), Feigin, A., et al.: Neurology, 57, 2083 (2001),<br></p>
    Formula:C9H11NO4
    Color and Shape:White To Off-White
    Molecular weight:197.19

    Ref: TR-D533751

    5g
    103.00€
    25g
    120.00€
    50mg
    97.00€
  • 3,4-Dihydroxy-L-phenylalanine

    Controlled Product
    CAS:
    <p>Precursor of catecholamine neurotransmitters; anti-parkinsonian therapy</p>
    Formula:C9H11NO4
    Purity:Min. 98 Area-%
    Color and Shape:White Powder
    Molecular weight:197.19 g/mol

    Ref: 3D-FD15635

    1kg
    645.00€
    2kg
    1,042.00€
    5kg
    1,494.00€
    250g
    304.00€
    500g
    477.00€
  • 3-Hydroxy-L-Tyrosine

    CAS:
    Formula:C9H11NO4
    Purity:97%
    Color and Shape:Solid, Crystalline Powder or Powder
    Molecular weight:197.19

    Ref: 10-F358380

    5g
    9.00€
    10g
    12.00€
    1kg
    181.00€
    25g
    16.00€
    100g
    36.00€
    500g
    110.00€
  • L-Dopa extrapure, 99%

    CAS:
    Formula:C9H11NO4
    Purity:min. 99%
    Color and Shape:White to off-white, Crystalline powder
    Molecular weight:197.19

    Ref: SR-77201

    5g
    24.00€
    25g
    55.00€