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Home > Specialty Chemicals > Droxidopa for Sale > KINDCHEM Droxidopa CAS NO23651-95-8
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KINDCHEM Droxidopa CAS NO23651-95-8

2 Inquiries

Unit Price: Get Latest Price
CAS No.:

23651-95-8

Content:

99%

Port:

Shanghai

Brand:

KINDCHEM

Packaging:

Bottle

Price valid (until):

2025-08-09

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

API OLED Organic intermediate,1-Cyclopentene-1-carbonitrile ,Cyclohexanol, 4-chloro- ,1,3-Cyclohexanedione,2,2-Dimethyl-1,3-cyclohexanedione,6-Bromo-1,2,3,4-tetrahydroquinoline

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


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    Items Specifications
    Name droxidopa
    Molecular Formula C9H11NO5
    Molar Mass 213.19
    Density 1.608±0.06 g/cm3(Predicted)
    Melting Point 232-235° (dec); mp 229-232° (dec) (Ohashi)
    Boling Point 549.8±50.0 °C(Predicted)
    Specific Rotation(α) D20 -39° (c = 1 in 1N aq HCl); D20 -42.0° (c = 1 in 1N aq HCl)
    Flash Point 286.3°C


    Vapor Presure 6.39E-13mmHg at 25°C
    Appearance powder
    Color white to tan
    Merck 14,3457
    pKa 2.09±0.24(Predicted)
    ECHEMI Editorial Reference
    Droxidopa(L-DOPS, SM5688) is a synthetic amino acid precursor which acts as a prodrug to the neurotransmitters norepinephrine (noradrenaline) and epinephrine (adrenaline); capable of crossing the protective blood–brain barrierIC50 value: Target: The acute administration of droxidopa in PVL and BDL rats caused a significant and maintained increase in arterial pressure and mesenteric arterial resistance, with a significant decrease of mesenteric arterial and portal blood flow, without chan
    Droxidopa is a serine derivative that is L-serine substituted at the beta-position by a 3,4-dihydroxyphenyl group. A prodrug for noradrenalone, it is used for treatment of neurogenic orthostatic hypotension It has a role as a prodrug, a vasoconstrictor agent and an antihypertensive agent. It is a catechol and a L-tyrosine derivative.|Droxidopa is a precursor of noradrenaline that is used in the treatment of Parkinsonism. It is approved for use in Japan and is currently in trials in the U.S. The racaemic form (dl-threo-3,4-dihydroxyphenylserine) has also been used, and has been investigated in the treatment of orthostatic hypotension. There is a deficit of noradrenaline as well as of dopamine in Parkinson's disease and it has been proposed that this underlies the sudden transient freezing seen usually in advanced disease. Though L-DOPS has been used in Japan and Southeast Asia already for some time, it is also currently in clinical trials at the phase III point in the United States (U.S.), Canada, Australia, and throughout Europe. Provided L-DOPS successfully completes clinical trials, it could be approved for the treatment of neurogenic orthostatic hypotension (NOH) as early as 2011. Additionally, phase II clinical trials for intradialytic hypotension are also underway. Chelsea Therapeutics obtained orphan drug status (ODS) for L-DOPS in the U.S. for NOH, and that of which associated with Parkinson's disease , pure autonomic failure, and multiple system atrophy, and is the pharmaceutical company developing it in that country.|The physiologic effect of droxidopa is by means of Increased Blood Pressure.|Droxidopa is an orally available prodrug of norepinephrine that is used in the treatment of symptomatic orthostatic hypotension due to neurogenic causes of autonomic failure. Droxidopa has had limited clinical use, but has not been linked to serum enzyme elevations nor to instances of clinically apparent acute liver injury.|A synthetic precursor of norepinephrine that is used in the treatment of PARKINSONIAN DISORDERS and ORTHOSTATIC HYPOTENSION.

    Basic Info
    Product Name:

    Droxidopa

    Other Name:

    L-Tyrosine,β,3-dihydroxy-,(βR)-;Serine,3-(3,4-dihydroxyphenyl)-,L-threo-;L-Tyrosine,β,3-dihydroxy-,threo-;(βR)-β,3-Dihydroxy-L-tyrosine;L-threo-3,4-Dihydroxyphenylserine;threo-Dopaserine;(-)-threo-3,4-Dihydroxyphenylserine;L-threo-3-(3,4-Dihydroxyphenyl)serine;L-Threodops;Droxidopa;L-threo-β-(3,4-Dihydroxyphenyl)serine;L-DOPS;SM 5688;L-threo-DOPS;DOPS;(2S,3R)-3-(3,4-Dihydroxyphenyl)-2-amino-3-hydroxypropanoic acid;threo-3-(3,4-Dihydroxyphenyl)-L-serine;Northera

    CAS No.:

    23651-95-8

    Molecular Formula:

    C9H11NO5

    InChIKeys:

    InChIKey=QXWYKJLNLSIPIN-JGVFFNPUSA-N

    Molecular Weight:

    213.19

    Exact Mass:

    213.19

    EC Number:

    223-480-5

    UNII:

    J7A92W69L7

    DSSTox ID:

    DTXSID6046422

    ATC Code:

    C - Cardiovascular system

    HScode:

    29225090

    Categories:

    Characteristics
    PSA:

    124

    XLogP3:

    -0.95

    Appearance:

    white to tan

    Density:

    1.608g/cm3

    Melting Point:

    232-235 °C

    Boiling Point:

    549.8±50.0 °C at 760 mmHg

    Flash Point:

    286.3±30.1 °C

    Refractive Index:

    1.692

    Water Solubility:

    DMSO: ≥3mg/mL

    Storage Conditions:

    -20°C

    Vapor Pressure:

    6.39E-13mmHg at 25°C

    Specific rotation:

    D20 -39° (c = 1 in 1N aq HCl); D20 -42.0° (c = 1 in 1N aq HCl)

    Hazard Identification

    Classification of the substance or mixture

    Skin irritation, Category 2

    Eye 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)

    H315 Causes skin irritation

    H319 Causes serious eye irritation

    H335 May cause respiratory irritation

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    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

    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.

    P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    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:

    API OLED Organic intermediate,1-Cyclopentene-1-carbonitrile,Cyclohexanol, 4-chloro-,1,3-Cyclohexanedione,2,2-Dimethyl-1,3-cyclohexanedione,6-Bromo-1,2,3,4-tetrahydroquinoline

    Location:

    No.8 Huangguang Road Qinhuai District Nanjing City Jiangsu China

    Payment Terms:

    TT against copy of documents,D/P,L/C,100% TT in advance

    Average lead Time:

    7

    Total Annual Revenue:

    $2.5 million-$5 million

    Total Employees:

    11-50

    Year of Establishment:

    2011

    Active as a professionally chemicals supplier, Kindchem(Nanjing) Co.,Ltd ,established in 2011,located in Nanjing City,is committed to serve it's clients with a diverse range of chemicals.

    We are specialized in the development and manufacture of electric chemicals including Liquid crystal OLED and OPV materials,pharmaceutical intermediates and other speciality chemicals.We are also engaged in Custom synthesis and contract manufacturing to meet the different requirements from clients worldwide.

    Strengthened technical exchange and cooperation with surrounding universities and research institutes, we constantly enhanced its independent research and development capabilities and improved product quality by using the rich technology, information and resources from them, so as to guarantee the innovative development of enterprises.

    Adhering to the business philosophy of being kind to people and friendly to the environment, the company strives for survival by quality and development by reputation. It is willing to cooperate with people of insight and new and old customers to grow together and contribute to the sustainable development of the chemical industry.

  • Inquiry History
    2 Inquiries
    Country Product Purchase Quantity Date Posted
    United States

    L-threo-3,4-dihydroxyphenylserine (L-DOPS,

    1 KG Jul 9, 2025
    China

    L-DOPS

    200 G Jul 9, 2025
    Post an enquiry for this product
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