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Levodopa 99%+ buy - large image1
Levodopa 99%+ buy - image1

Levodopa 99%+

7 Inquiries

Unit Price:

$52-60/KG FOB

Get Latest Price
CAS No.:

59-92-7

Content:

99%

Port:

Shanghai

Packaging:

25kg/drum

Price valid (until):

2026-07-23

Company Type:
Trader
Location:
China
Qualification:
Main Products:

Dicobalt Octacarbonyl,(E,E)-Farnesol,(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one,Geranyl linalool

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


    Levodopa Chemical Properties
    Melting point  276-278 °C (lit.)
    alpha  -11.7 º (c=5.3, 1N HCl)
    Boiling point  334.28°C (rough estimate)
    density  1.3075 (rough estimate)
    refractive index  -12 ° (C=5, 1mol/L HCl)
    storage temp.  2-8°C
    solubility  Slightly soluble in water, practically insoluble in ethanol (96 per cent). It is freely soluble in 1 M hydrochloric acid and sparingly soluble in 0.1 M hydrochloric acid .
    pka 2.32(at 25℃)
    form  Crystalline Powder
    color  White to creamy
    Odor at 100.00 %. odorless
    Odor Type odorless
    Optical Rotation -39.5 (H2O) -12.025 (1 mol dm-3 HCl)
    Water Solubility  Slightly soluble in water, dilute hydrochloric acid and formic acid. Insoluble in ethanol.
    Merck  14,5464
    BRN  2215169
    Stability: Stable. Incompatible with strong oxidizing agents. Light and air sensitive.
    Major Application peptide synthesis
    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
    InChIKey WTDRDQBEARUVNC-LURJTMIESA-N
    SMILES N[C@@H](Cc1ccc(O)c(O)c1)C(O)=O
    LogP -1.154 (est)
    CAS DataBase Reference 59-92-7(CAS DataBase Reference)
    NIST Chemistry Reference Levodopa(59-92-7)
    EPA Substance Registry System Levodopa (59-92-7)

    Safety Information
    Hazard Codes  Xn
    Risk Statements  22-36/37/38-20/21/22
    Safety Statements  26-36-24/25
    WGK Germany  3
    RTECS  AY5600000
    10-23
    TSCA  TSCA listed
    HS Code  29225090
    Storage Class 11 - Combustible Solids
    Hazard Classifications Acute Tox. 4 Oral
    Eye Irrit. 2
    Skin Irrit. 2
    STOT SE 3
    Hazardous Substances Data 59-92-7(Hazardous Substances Data)
    Toxicity LD50 in mice (mg/kg): 3650 ±327 orally, 1140 ±66 i.p., 450 ±42 i.v., >400 s.c.; in male, female rats (mg/kg): >3000, >3000 orally; 624, 663 i.p.; >1500, >1500 s.c. (Clark)



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    Items Specifications






    Basic Info
    Product Name:

    DOPA

    Other Name:

    L-Tyrosine,3-hydroxy-;Alanine,3-(3,4-dihydroxyphenyl)-,L-;3-Hydroxy-L-tyrosine;DA;(-)-3,4-Dihydroxyphenylalanine;Levodopa;L-3,4-Dihydroxyphenylalanine;3,4-Dihydroxy-L-phenylalanine;L-DOPA;DOPA;L-β-(3,4-Dihydroxyphenyl)-α-alanine;L-(-)-Dopa;β-(3,4-Dihydroxyphenyl)-α-L-alanine;(-)-Dopa;3-(3,4-Dihydroxyphenyl)-L-alanine;β-(3,4-Dihydroxyphenyl)alanine;β-(3,4-Dihydroxyphenyl)-L-alanine;Dihydroxy-L-phenylalanine;Dopar;Levopa;Eldopal;Pardopa;Helfo-dopa;Insulamina;Larodopa;Dopalina;Dopaston;Dopaflex;3,4-Dihydroxyphenylalanine;3,4-Dihydroxyphenyl-L-alanine;L-3-(3,4-Dihydroxyphenyl)alanine;Dopaston SE;L-4,5-Dihydroxyphenylalanine;Dopicar;Dopastone;Dopal;Doparkine;Eurodopa;Dopaidan;Eldopatec;Parda;Eldopar;Dopasol;Laradopa;Weldopa;Doparl;Dopastral;Veldopa;Doprin;Ledopa;Deadopa;Maipedopa;Bendopa;Cidandopa;(2S)-2-Amino-3-(3,4-dihydroxyphenyl)propanoic acid;Syndopa;Alphadopa;Dihydroxyphenylalanine;(S)-3,4-Dihydroxyphenylalanine;3-Hydroxytyrosine;Brocadopa;(2S)-2-Amino-3-(3,4-dihydroxyphenyl)propanoic acid;Inbrija;23734-74-9;25525-15-9;34241-25-3;72572-99-7;72573-00-3;88250-23-1;90638-38-3

    CAS No.:

    59-92-7

    Molecular Formula:

    C9H11NO4

    InChIKeys:

    InChIKey=WTDRDQBEARUVNC-LURJTMIESA-N

    Molecular Weight:

    197.18800

    Exact Mass:

    197.19

    EC Number:

    200-445-2

    UNII:

    46627O600J

    NSC Number:

    759573|118381

    DSSTox ID:

    DTXSID9023209

    NCI Thesaurus Code:

    C611

    Color/Form:

    Colorless to white crystals or crystalline powder; needles from water

    ATC Code:

    N04BA01|N04BA03|N04BA02|N - Nervous system

    HScode:

    2932999099

    Characteristics
    PSA:

    103.78000

    XLogP3:

    0.75250

    Appearance:

    Solid

    Density:

    1.51 g/cm3

    Melting Point:

    284-286 °C

    Boiling Point:

    448.4±45.0 °C at 760 mmHg

    Flash Point:

    225.0±28.7 °C

    Refractive Index:

    -12 ° (C=5, 1mol/L HCl)

    Water Solubility:

    Slightly soluble in water, dilute hydrochloric acid and formic acid. Insoluble in ethanol.

    Storage Conditions:

    2-8°C

    Toxicity:

    LD50 in mice (mg/kg): 3650 ±327 orally, 1140 ±66 i.p., 450 ±42 i.v., >400 s.c.; in male, female rats (mg/kg): >3000, >3000 orally; 624, 663 i.p.; >1500, >1500 s.c. (Clark)

    Specific rotation:

    Specific optical rotation: -13.1 deg @ 13 °C/D (c= 5.12 in 1 N HCl); max absorption (0.001 N HCl): 220.5 nm (log e= 3.79); 280 nm (log e= 3.42)

    Odor:

    Odorless

    Taste:

    Tasteless

    Dissociation Constants:

    pKa = 2.32

    Collision Cross Section:

    148.7 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|138.21 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|144.27 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|149.4 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|147.5 Ų [M+Na]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|140.6 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|141.2 Ų [M+Na-2H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|145.4 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]|141.6 Ų [M-2H+Na]-

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Skin irritation, Category 2

    Specific target organ toxicity – single exposure, Category 3

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H302 Harmful if swallowed

    H315 Causes skin irritation

    H319 Causes serious eye irritation

    H335 May cause respiratory irritation

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

    P271 Use only outdoors or in a well-ventilated area.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P321 Specific treatment (see ... on this label).

    P332+P317 If skin irritation occurs: Get medical help.

    P362+P364 Take off contaminated clothing and wash it before reuse.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P319 Get medical help if you feel unwell.

    Storage

    P403+P233 Store in a well-ventilated place. Keep container tightly closed.

    P405 Store locked up.

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    Dicobalt Octacarbonyl,(E,E)-Farnesol,(4S,5R)-4-Methyl-5-phenyloxazolidin-2-one,Geranyl linalool

    Location:

    11F ,#20 building, #18 Fuquan Road ,Jiangbei District, CHONGQING 400020, P.R China

    Payment Terms:

    TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    350

    Total Annual Revenue:

    $10 million-$25 million

    Total Employees:

    11-50

    Year of Establishment:

    2010

  • Inquiry History
    7 Inquiries
    Country Product Purchase Quantity Date Posted
    Russia

    Levodopa 59-92-7 White crystalline powder

    180 MT Jun 22, 2026
    Canada

    Levodopa

    1000 KG Oct 28, 2025
    India

    LEVODOPA

    1250 KG Jun 22, 2026
    United States

    Levodopa

    1 KG Oct 27, 2025
    Pakistan

    Levodopa

    2 G Nov 8, 2023
    India

    Levodopa

    17 MT Apr 28, 2025
    Germany

    L-DOPA

    999 KG Jul 12, 2023
    Post an enquiry for this product
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