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Home > Pharmaceutical Intermediates > Antispasticity Agents > Cilostazol for Sale > 99% USP Standard Cilostazol High Quality
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99% USP Standard Cilostazol High Quality

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Unit Price: Get Latest Price
CAS No.:

73963-72-1

Grade:

Pharmaceutical Grade

Content:

99%

Port:

SHANGHAI

Brand:

HyperChem

Packaging:

1kg/Bag, 25kg/drum

Sample Available:

Yes

Price valid (until):

2025-10-16

Company Type:
Trader
Location:
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:
10 days
Qualification:
Main Products:

Pharmaceuticals,Peptide,Cosmetics,Nutritional Supplements

  • Product Details

  • Seller Information

  • Inquiry History

  • Description

    Name

    Cilostazol

    CAS number

    73963-72-1

    Description

    Cilostazol is a synthetic quinolinone derivative specifically developed as a vasodilating and antiplatelet agent. Its primary mechanism of action is the selective inhibition of phosphodiesterase type III (PDE3), an enzyme that breaks down cyclic adenosine monophosphate (cAMP).

    Structural formula

     Shop 99% USP Standard Cilostazol High Quality-Detailed Image 1

    Molecular Formula

    C20H27N5O2

    Molecular Weight

    369.46 g/mol

    Appearance

    White powder

    Quality Standard

    99%

    Storage Condition

    Cool dry place( away from the light)

    Shelf Life

    >2 years if stored properly

    Sample package

    Aluminium foil bag

    Commercial package

    Aluminium Tin, Fiber drum

    Origin

    China

    Cilostazol More Info

    Cilostazol is a synthetic quinolinone derivative specifically developed as a vasodilating and antiplatelet agent. Its primary mechanism of action is the selective inhibition of phosphodiesterase type III (PDE3), an enzyme that breaks down cyclic adenosine monophosphate (cAMP). By inhibiting PDE3, cilostazol increases intracellular cAMP levels in platelets and vascular smooth muscle cells. This elevated cAMP concentration leads to the inhibition of platelet aggregation and causes vasodilation, particularly in peripheral arteries. It was developed as a therapeutic alternative to provide a different mode of action compared to other antiplatelet medications like aspirin or clopidogrel, offering a unique combination of effects beneficial for specific vascular conditions.

     

    Uses and Applications

    The primary and approved medical application of cilostazol is for the symptomatic management of intermittent claudication, a condition characterized by pain in the legs during walking due to reduced blood flow from peripheral artery disease. It is indicated to improve pain-free walking distance and overall mobility in affected patients. Beyond this core use, it is also utilized in some regions for the prevention of recurrent cerebral infarction (stroke) due to its anti-thrombotic properties. Its application is strictly pharmaceutical, and it is formulated into oral solid dosage forms, typically tablets, under strict quality control standards for prescription use.

     

    Application Market

    The market for cilostazol is a well-defined segment within the global cardiovascular pharmaceutical market. It is an established, prescription-only drug facing competition from both other pharmaceutical interventions and non-pharmacological treatments for peripheral artery disease. The market is dominated by branded formulations and, increasingly, generic versions following patent expiration, making it more accessible. Demand is driven by the global prevalence of peripheral artery disease, particularly in aging populations in North America, Europe, and Asia. Distribution is tightly controlled through pharmaceutical supply chains to pharmacies and hospitals, and its market performance is closely tied to clinical guidelines that recommend its use for specific patient populations.

     

    Important Considerations

    Cilostazol is a potent prescription medication with significant contraindications and requires careful medical supervision. It is strictly contraindicated in patients with heart failure of any severity due to the potential risk of increased mortality associated with PDE3 inhibitors. Common adverse effects include headache, diarrhea, palpitations, and dizziness. Its use requires a thorough benefit-risk assessment by a healthcare professional, considering the patient's complete medical history and concomitant medications, especially other antiplatelet or anticoagulant drugs that may increase bleeding risk. In industrial settings, handling the pure active pharmaceutical ingredient mandates the use of appropriate engineering controls and personal protective equipment to prevent occupational exposure through inhalation or skin contact. It is not for consumer handling and must be administered in its final, prescribed dosage form.


    Package Image

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    FAQ

    Q1. Can I get a free sample?

    We can send you a samll free sample, and you only need to pay for the shipping cost.


    Q2. What is the HyperChem payment term?

    T/T in advance
    LC at sight
    DP at sight

    Bank transfer

    PayPal

    Bitcoin...


    Q3. What is HyperChem shipment policy?

    Our policy is to strive for the quickest shipment time possible.

    For ready stock samples, they are usually shipped within 3 working days after payment received.
    For non-ready stock, please contact HyperChem sales team to negotiate.


    Q4. What is HyperChem shipment term?

    By Express  
    FedEx  UPS  DHL  EMS                               
    Fast: 3-7 days around, high cost, door to door service

    By Air                                        
    Suitable for more than 50kg 
    Fast: 3-7 days, hight cost, port to port, professional broker needed 

    By Sea
    Suitable for more than 500kg      
    Fast: 7-45 days, low cost, port to port, professional broker needed 


    We will always attempt to utilize the quickest and most affordable way for customers to receive orders. And follow -up with customers via email for all shipment details as well as updated track information until it arrives without damage.


    Q5. What HyperChem will provide after shipment?

    For sample orders: 
    After shipment is done, an timely email including:

    1. Track details (Fedex /TNT/DHL/EMS Track number)
    2. Packaging photo
    3. COA, MSDS, etc
    4. Dispatch date & Estimated arriving time
    5. Shipping invoice

    For commercial orders
    A full set of shipment documents as well as package photos can be provided in scan-copy and original, to help customers complete the customs clearance process.



    Company Profile

    Established in 2013, Hyper Chem has exclusive tie-ups with leading manufacturers, supplying raw materials produced in GMP and ISO 9002 certified facilities, and provides high-quality ingredients and raw materials to cater to the requirements of our diverse range of clients.


    Among them, our key client industrial sectors around the global are:

    Pharmaceuticals
    Nutrition Ingredients/ Dietary supplements
    Cosmetic Ingredients
    Food Ingredients
    Veterinary API
    Agriculture fertilizer
    Custom Synthesis lab supply


    HyperChem provides to its wonderful and honorable clients comprehensive purchasing and distribution services which ensure that we are delivering the right generic, raw, or customized product, make sure that we are delivering it at the right time, ensure that it is delivered in the specified amount, and in the right kind of packaging to clients and customers of all types of industries irrespective of their size of operation.




    ECHEMI Editorial Reference
    Cilostazol(OPC 13013; OPC 21) is a potent inhibitor of PDE3A, the isoform of PDE 3 in the cardiovascular system (IC50=0.2 uM).IC50 Value: 0.2 uM [1]Target: PDE3Ain vitro: Cilostazol caused a concentration-dependent increase in the cAMP level in rabbit and human platelets with similar potency. Furthermore, cilostazol and milrinone were equally effective in inhibiting human platelet aggregation with a median inhibitory concentration (IC50) of 0.9 and 2 microM, respectively. In rabbit ventr
    A potent phosphodiesterase III A (PDE3A) inhibitor (IC50=0.2uM) and inhibitor of adenosine uptake. Has antimitogeni, antithrombotic, vasodilatory and cardiotonic properties in vivo. Also affects lipid levels in vivo.
    Solid
    Cilostazol is a lactam that is 3,4-dihydroquinolin-2(1H)-one in which the hydrogen at position 6 is substituted by a 4-(1-cyclohexyl-1H-tetrazol-5-yl)butoxy group. It has a role as a bronchodilator agent, a vasodilator agent, a fibrin modulating drug, a platelet aggregation inhibitor, a neuroprotective agent, an anticoagulant and an EC 3.1.4.17 (3',5'-cyclic-nucleotide phosphodiesterase) inhibitor. It is a member of tetrazoles and a lactam.|Cilostazol is a quinolinone derivative and antiplatelet agent with vasodilating properties that has been used in the symptomatic treatment of intermittent claudication in patients with peripheral ischaemia. It is marketed under the brand name Pletal by Otsuka Pharmaceutical Co.. Cilostazol works by inhibiting both primary and secondary aggregation and reducing calcium-induced contractions.|Cilostazol is a Phosphodiesterase 3 Inhibitor. The mechanism of action of cilostazol is as a Phosphodiesterase 3 Inhibitor.|Cilostazol is a quinolinone derivative that inhibits specific cellular phosphadiesterases, which cause arterial vasodilation and inhibition of platelet function and makes it a valuable as a therapy of intermittent claudication and as a means of secondary prevention of stroke. Cilostazol has not been associated with serum enzyme elevations during therapy or with published instances of clinically apparent liver injury.|Cilostazol is a quinolinone derivative and cellular phosphodiesterase inhibitor, more specific for phosphodiesterase III (PDE III). Although the exact mechanism of action of is unknown, cilostazol and its metabolites appears to inhibit PDE III activity, thereby suppressing cyclic adenosine monophosphate (cAMP) degradation. This results in an increase in cAMP in platelets and blood vessels, leading to inhibition of platelet aggregation and vasodilation.|A quinoline and tetrazole derivative that acts as a phosphodiesterase type 3 inhibitor, with anti-platelet and vasodilating activity. It is used in the treatment of PERIPHERAL VASCULAR DISEASES; ISCHEMIC HEART DISEASE; and in the prevention of stroke.

    Certificates

    Basic Info
    Product Name:

    Cilostazol

    Other Name:

    2(1H)-Quinolinone,6-[4-(1-cyclohexyl-1H-tetrazol-5-yl)butoxy]-3,4-dihydro-;6-[4-(1-Cyclohexyl-1H-tetrazol-5-yl)butoxy]-3,4-dihydro-2(1H)-quinolinone;Cilostazol;Cilostazole;Pletaal;OPC 21;OPC 13013;Pletal;6-[4-(1-Cyclohexyl-1,2,3,4-tetrazol-5-yl)butoxy]-3,4-dihydrocarbostyril;6-[4-(1-Cyclohexyl-1H-tetrazol-5-yl)butoxy]-3,4-dihydroquinolin-2(1H)-one;89332-50-3

    CAS No.:

    73963-72-1

    Molecular Formula:

    C20H27N5O2

    InChIKeys:

    InChIKey=RRGUKTPIGVIEKM-UHFFFAOYSA-N

    Molecular Weight:

    369.46

    Exact Mass:

    369.46

    EC Number:

    1312995-182-4

    UNII:

    N7Z035406B

    NSC Number:

    758936

    DSSTox ID:

    DTXSID9045132

    NCI Thesaurus Code:

    C1051

    Color/Form:

    Colorless needle-like crystals from methanol

    ATC Code:

    B - Blood and blood forming organs

    HScode:

    2933990090

    Categories:

    Antispasticity Agents

    Characteristics
    PSA:

    81.9

    XLogP3:

    3.1

    Appearance:

    off-white solid

    Density:

    1.3±0.1 g/cm3

    Melting Point:

    160 °C

    Boiling Point:

    664.7ºC at 760 mmHg

    Flash Point:

    355.8±31.5 °C

    Refractive Index:

    1.676

    Water Solubility:

    DMSO: 18 mg/mL, soluble

    Storage Conditions:

    Store at RT

    Vapor Pressure:

    4.14X10-11 mm Hg at 25 deg C (est)

    Toxicity:

    LD50 in mice, rats (mg/kg): >2000, >2000 i.p.; >5000, >5000 orally (Nomura)

    Henrys Law Constant:

    Henry's Law constant = 1.48X10-13 atm-cu m/mol at 25 °C (est)

    Collision Cross Section:

    199.7 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]

    Experimental Properties:

    Hydroxyl radical reaction rate constant = 5.63X10-11 cu cm/molec-sec at 25 °C (est)

    Hazard Identification

    Classification of the substance or mixture

    Reproductive toxicity, Category 2

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Warning

    Hazard statement(s)

    H361 Suspected of damaging fertility or the unborn child

    Precautionary statement(s)
    Prevention

    P203 Obtain, read and follow all safety instructions before use.

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

    Response

    P318 IF exposed or concerned, get medical advice.

    Storage

    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:

    Pharmaceuticals,Peptide,Cosmetics,Nutritional Supplements

    Location:

    Rm. 803, Tower 4, LOFT49 Creative City Pioneer Zone, No.88 Jiru Rd. Gongshu Dist., Hangzhou, 310015 ZJ, 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:

    10 days

    Total Annual Revenue:

    $5 million-$10 million

    Total Employees:

    11-50

    Year of Establishment:

    2013

    Company Certificates
    • Hangzhou Hyper Chemicals LimitedCertification Report by Bureau Veritas Certification Report by Bureau Veritas
    About HyperChem

    Established in 2013, Hyper Chem has exclusive tie-ups with leading manufacturers, supplying raw materials produced in GMP and ISO 9002 certified facilities, and provides high-quality ingredients and raw materials to meet the needs of a diverse range of pharmaceutical cosmetics ingredients and nootropic supplements companies worldwide.

    Our Competitiveness

    One-stop supply

    Wide Range Of products including pharmaceutical, Cosmetic Ingredients and nootropic supplements

    Among all the pharmaceuticals,

    90% of them with GMP certificates,

    85% of them with DMF files and

    50% of them passed FDA approval,

    30% get CEP certificate

    20% are new R&D products.

    Custom Repackaging Service


    We can efficiently repackage your material into sample sizes, custom batch-specific sizes, or semi-bulk package sizes according to your specifications. And ensures the product is packaged in a quality-controlled environment and will maintain its integrity throughout every stage of the process.

    Quality Control/Quality Assurance


    HyperChem is committed to delivering on its promises of top-quality products with verified quality data.

    All materials are vigorously inspected by the factory and/or outsourced analytical laboratories to ensure each and every lot meets or exceeds our reference standards.

    Trade assurance service with 100% payment protection, It is best achieved by delivering products and services 100% right the first time, on time, every time.

    Professional

    Transparent Communication

    Fast Reaction,

    Professional Suggestion

    Beyond Expectation.

    We have exclusive partnerships with research and production facilities across the country and we offer varied pharmaceutical services in the most cost-efficient way. The production facilities are GMP, WHO-GMP, EU GMP and US FDA approved and are backed by strong regulatory support such as Dossier, DMF, Tech Pack and relevant Stability studies for regulatory filings.

  • Inquiry History
    5 Inquiries
    Country Product Purchase Quantity Date Posted
    Canada

    Cilostazol

    36 G Jun 16, 2026
    Hungary

    Cilostazol

    1 MT Sep 8, 2026
    Canada

    Cilostazol

    36 G Jun 14, 2026
    Russia

    Cilostazol

    100 G Feb 22, 2026
    India

    Cilostazol

    100 KG Sep 12, 2024
    Post an enquiry for this product
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