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Home > Active Pharmaceutical Ingredients > Other Chemical Drugs > Thymosin alpha 1 for Sale > Thymosin Alpha-1 (Thymalfasin) CAS 62304-98-7 Lyophilized Peptide
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Thymosin Alpha-1 (Thymalfasin) CAS 62304-98-7 Lyophilized Peptide

19 Inquiries

Unit Price:

$50-55/G FOB

Get Latest Price
CAS No.:

62304-98-7

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhen

Brand:

LY

Packaging:

5mg 10mg 15mg 20mg30mg 40mg/vial 10vials/box

Price valid (until):

2027-03-03

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

GLP-1,Retatrutide,Selank,Tirzepatide

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    Sales manager:Hannah
    whatsapp:+8613171581375
    Email:daisy@lianyi-tech.cn



    Thymosin alpha 1 α 1 ) is a peptide that treats chronic hepatitis B and enhances immune system responsiveness. thymus increases the secretion of interfer by T cells after antigen or mitogen activation α, interfer γ And the levels of lymphokines such as interleukin-2 and interleukin-3, while increasing the level of lymphokine receptors on the surface of T cells. It is also possible to enhance the mixed lymphocyte response of allogeneic and autologous humans by activating CD4 cells. Thymic peptide α 1 may increase the aggregation of pre NK cells, while interfer can enhance their cytotoxicity. In vivo experiments have shown that thymosin alpha1 can increase the expression level of interleukin-2 receptors in mouse lymphocytes activated by concanavalin A, while also increasing the secretion level of interleukin-2. Current thymic peptides on the market α The synthesis preparation method has a long synthesis cycle and high production cost, which is not conducive to the large-scale production of bivaludine.



    Peptide Storage Guidelines: General Tips

    When storing peptides, remember to:
    • Store peptide in a cold, dry, dark place
    • Avoid repeated freezing and thawing of peptide
    • Avoid overexposure to the air
    • Avoid light exposure
    • Avoid storing peptides in solution long term
    • Aliquot peptide according to experimental requirements

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    Our products are widely used in life science research, drug discovery, cosmetics, anti-aging medicine, and functional health industries.

    1. Superior Product Quality

    Product quality is the foundation of our business. Peptides are synthesized using solid-phase peptide synthesis (SPPS), then purified through HPLC and confirmed by mass spectrometry (MS).

    Each batch includes a Certificate of Analysis (COA) with key data:
    • Purity (HPLC)
    • Molecular weight (MS)
    • Water content
    • Residual solvents
    • Microbial limit (if applicable)

    For clients with higher regulatory demands, we also provide third-party testing reports, endotoxin (LAL) data, and stability studies upon request.

    2. Customization & R&D Support

    We offer flexible custom synthesis services, supported by an experienced R&D team. Whether you’re looking for novel peptide sequences, cosmetic-grade purity, or modified molecules (e.g., PEGylation, acetylation), we can deliver high-quality results on time.

    Our services include:
    • Custom peptide synthesis (mg to kg scale)
    • Peptide modifications and labeling
    • Small molecule synthesis
    • Project-based research and scale-up

    We work closely with our clients to ensure technical feasibility, fast delivery, and cost control throughout the development cycle.

    3. Wide Product Portfolio

    We supply a comprehensive and expanding product range:
    • Peptides: GLP-1 analogs (e.g., Semaglutide, Tirzepatide, Retatrutide), cosmetic peptides (e.g., Acetyl Hexapeptide-8, Matrixyl), anti-aging peptides, research peptides.
    • Small Molecules: Nootropics, NAD+ boosters (e.g., NMN, NR, NADH), and intermediates.
    • Biochemicals: Amino acid derivatives, enzyme co-factors, custom reagents.

    New products are launched regularly to meet evolving market needs. We also support batch reservations for clients with ongoing or seasonal demand.



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    Items Specifications
    Product name

    Thymosin Alpha-1

     Purity >99%
    Appearance White powder
    Delivery time within 48 hours after payment
    ECHEMI Editorial Reference
    Thymalfasin is an immunomodulating agent able to enhance the Thl immune response. Sequence: N-acetyl-Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn.
    Thymalfasin is a polypeptide.|Thymalfasin is a synthetic analogue of thymosin-alpha-1, a 28-amino acid protein derived from the precursor protein prothymosin-alpha. Exhibiting a variety of immunoregulating properties, thymosin-alpha-1 induces differentiation of murine T-cell precursors and human thymocytes and the terminal differentiation of functionally immature cord blood lymphocytes and induces production of IL-2, high affinity IL-2 receptors, and B-cell growth factors by peripheral blood mononuclear cells. T-helper and cytotoxic/suppressor T-cell populations are targets of thymosin activity. Thymosin-alpha-1 has been shown to increase the efficiency of antigen presentation by macrophages and to be an endogenous modulator of alpha-thrombin activity. (NCI04)|A thymus hormone polypeptide found in thymosin fraction 5 (a crude thymus gland extract) but now produced by synthesis. It is used alone or with interferon as an immunomodulator for the treatment of CHRONIC HEPATITIS B and HEPATITIS C. Thymalfasin is also used for the treatment of chemotherapy-induced immunosuppression, and to enhance the efficacy of influenza and hepatitis B vaccines in immunocompromised patients.
    Research & Reference Note

    Thymosin Alpha-1 (Thymalfasin) CAS 62304-98-7 Lyophilized Peptide is listed on ECHEMI for industrial / laboratory sourcing. This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

    Disclaimer: This listing is for industrial and laboratory research use. Product information on ECHEMI is provided for sourcing and specification reference. It is not medical advice, a clinical recommendation, or an approved therapy description. Always verify regulatory status, purity, and intended use with the supplier and applicable authorities before purchase or use.

    Reviewed by ECHEMI Scientific Review - Platform editorial review for research chemicals

    Basic Info
    Product Name:

    Thymosin alpha 1

    Other Name:

    Thymosin α1 Acetate;Thymosin α 1 Acetate(Thymalfasin);Thymosina1Acetate;thymosin α1 bovine;Thymosinα1 bovine,Ac-Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn;ThyMosins alpha 1;Ac-Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn-OH acetate salt;Thymosin α1, Thymalfasin

    CAS No.:

    62304-98-7

    Molecular Formula:

    C129H215N33O55

    InChIKeys:

    NZVYCXVTEHPMHE-ZSUJOUNUSA-N

    Molecular Weight:

    3108.28

    Exact Mass:

    3106.504150

    EC Number:

    1592732-453-0

    UNII:

    W0B22ISQ1C

    DSSTox ID:

    DTXSID80211374

    NCI Thesaurus Code:

    C1253

    Categories:

    Other Chemical Drugs

    Characteristics
    PSA:

    1460

    XLogP3:

    -9.87

    Appearance:

    White powder

    Density:

    1.4±0.1 g/cm3

    Boiling Point:

    2899.7±65.0 °C at 760 mmHg

    Flash Point:

    1707.5±34.3 °C

    Refractive Index:

    1.563

    Storage Conditions:

    −20°C

    Hazard Identification

    Classification of the substance or mixture

    no data available

    GHS label elements, including precautionary statements

    Pictogram(s) no data available
    Signal word

    no data available

    Hazard statement(s)

    no data available

    Precautionary statement(s)
    Prevention

    no data available

    Response

    no data available

    Storage

    no data available

    Disposal

    no data available

    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:

    Distributor

    Main Products:

    GLP-1,Retatrutide,Selank,Tirzepatide

    Location:

    Room 704#-A010, Building 11, Block 16, Liangzhu Street, Yuhang District, Hangzhou City, Zhejiang Province

    Average lead Time:

    1

    Total Annual Revenue:

    Less than $1 million

    Total Employees:

    11-50

    Year of Establishment:

    2025

  • Inquiry History
    19 Inquiries
    Country Product Purchase Quantity Date Posted
    Bulgaria

    High Purity Thymosin Alpha-1 Peptide CAS 62304-98-7 Thymosin Alpha 1

    50  Oct 13, 2023
    Israel

    Thymosin Alpha 1

    10 MG Jun 22, 2026
    Canada

    Thymosin Alpha 1

    1 KG May 26, 2026
    United States

    Thymosin Alpha-1

    10 MG May 19, 2026
    Canada

    Thymosin Alpha 1

    1 KG May 6, 2026
    United States

    Thymosin Alpha-1

    1 MT Mar 10, 2026
    United States

    Thymosin alpha 1

    10 MG May 7, 2026
    United States

    Thymosin Alpha-1

    10 MG Jul 14, 2025
    United States

    Thymosin alpha 1

    1 G Nov 15, 2024
    Bulgaria

    Thymosin Alpha 1

    10 20' Fcl Apr 3, 2024
    United States

    Thymosin Alpha-1

    1 G Jan 27, 2024
    Norway

    Thymosin Alpha 1

    30 MG May 19, 2026
    Germany

    Thymosin Alpha-1

    10 MG May 19, 2026
    Croatia

    Thymosin alfa 1

    1 KG Jan 7, 2026
    United Kingdom

    Thymosin Alpha-1

    10 PCS Jan 3, 2026
    United States

    Thymalfasin - Thymosin Alpha-1

    100 MG Jul 10, 2025
    United States

    Thymosin Alpha-1 5 mg

    10 MT Feb 19, 2024
    United States

    Thymosin Alpha-1 CAS 62304-98-7

    2 MT May 19, 2026
    United States

    IGF-1 LR3 TB500 Thymosin Alpha-1

    10 20' Fcl Feb 16, 2026
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