Vinorelbine tartrate

Zyntex provides high-purity Vinorelbine Tartrate. This semi-synthetic vinca alkaloid is a critical antineoplastic API that inhibits microtubule assembly, serving as a first-line treatment for advanced non-small cell lung cancer and metastatic breast cancer.

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Description
Vinorelbine Tartrate is a specialized semi-synthetic vinca alkaloid supplied by Zyntex. Unlike earlier generations of vinca alkaloids, its unique structural modification to the catharanthine unit provides enhanced lipophilicity and a superior safety profile. We offer this material (CAS 125317-39-7) in Pharmaceutical Grade (USP/EP), meticulously manufactured to ensure the high potency and low impurity levels required for injectable and oral oncological formulations.

Comprehensive Product Overview

In modern chemotherapy, Vinorelbine Tartrate is recognized for its targeted interference with cell division. Its primary mechanism involves binding to tubulin, the protein subunit of microtubules. First, this binding prevents the polymerization of tubulin into microtubules during the mitotic phase (M-phase) of the cell cycle. As a result, the mitotic spindle cannot form correctly, leading to cell cycle arrest and subsequent apoptosis of malignant cells. Zyntex provides Vinorelbine Tartrate with a high degree of crystalline purity, ensuring predictable pharmacokinetics for both intravenous infusion and soft-gel capsule applications.

Zyntex ensures that our Vinorelbine Tartrate meets stringent global standards for related substances and residual solvents. Because of its high cytotoxic potency, we prioritize absolute batch-to-batch consistency to support oncology clinics in maintaining precise dosing regimens. It is predominantly used as a first-line treatment for advanced Non-Small Cell Lung Cancer (NSCLC) and as a secondary treatment for metastatic breast cancer, often in combination with cisplatin or other chemotherapeutic agents. Moreover, its modified structure allows for a lower incidence of neurotoxicity compared to vincristine. Consequently, our product enables pharmaceutical manufacturers to produce highly effective, specialized cancer treatments that balance efficacy with patient tolerability. Finally, our dedicated regulatory team provides the necessary DMF (Drug Master File) documentation to support your international registration and compliance needs.

Key Oncological Applications

This potent antineoplastic API is a cornerstone in several critical cancer treatment protocols:

🫁 Lung Cancer Therapy

A standard first-line treatment for advanced or metastatic non-small cell lung cancer (NSCLC), often used in doublet chemotherapy regimens.

🎀 Metastatic Breast Cancer

Utilized as a potent monotherapy or combination agent for patients whose breast cancer has progressed despite anthracycline treatment.

💊 Oral Chemotherapy Development

Due to its stability, it is an ideal candidate for developing oral soft-gel formulations, offering a more convenient alternative to IV administration.

🔬 Cytoskeletal Research

Used as a reference standard in molecular biology to study microtubule dynamics and drug resistance mechanisms in tumor cells.

Technical Specifications

ParameterSpecification Standard
Product NameVinorelbine Tartrate
CAS Number125317-39-7
Molecular FormulaC45H54N4O8 · 2C4H6O6
Assay (HPLC)98.0% – 102.0% (Dried basis)
AppearanceWhite to off-white crystalline powder

🔬 Scientific Data: For detailed pharmacodynamics and cell-cycle inhibition data, consult: PubChem Entry: Vinorelbine Tartrate (External Link)