Paclitaxel 30mg | CAS 33069-62-4 | Cytotoxicity and Cell-Cycle Arrest Research (Solution, Bulk Wholesale)

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Paclitaxel 30mg | CAS 33069-62-4 | Cytotoxicity and Cell-Cycle Arrest Research (Solution, Bulk Wholesale)

Original price was: $5.00.Current price is: $3.00.

Paclitaxel (CAS 33069-62-4) is a high-purity microtubule-stabilizing anticancer compound supplied as a research-grade solution for preclinical studies. It is widely used to investigate cytotoxicity, microtubule dynamics, mitotic arrest, apoptosis induction, and drug-resistance mechanisms in molecular and cellular oncology research. Bulk and wholesale supply options are available.

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Description

Product Description

Paclitaxel (CAS 33069-62-4) is a natural diterpenoid compound from the taxane family, widely employed as a microtubule-stabilizing agent in preclinical oncology research. Its solution form allows for precise dosing, improved solubility, and reproducible delivery for in vitro and in vivo studies.

Paclitaxel binds to the β-subunit of tubulin, promoting polymerization and inhibiting depolymerization, thereby stabilizing microtubules. This hyperstabilization interferes with spindle assembly, arrests cells in G2/M phase, and induces apoptosis through intrinsic mitochondrial pathways. Researchers commonly use Paclitaxel solution to explore mitotic checkpoint signaling, cytotoxicity, apoptosis, combination therapy effects, and resistance mechanisms such as P-glycoprotein efflux and β-tubulin isotype switching.

The solution form ensures compatibility with high-throughput screening, microplate-based assays, and reproducible experimental setups. Bulk and wholesale options allow laboratories to conduct extended studies and multi-batch experiments without variability, supporting applications in cytotoxicity studies, cell-cycle regulation research, drug combination assays, and mechanistic pathway investigations.

Paclitaxel
Paclitaxel

Product Specifications

ParameterSpecification / Data
Chemical Name / SynonymsPaclitaxel; Taxol; NSC 125973
CAS Number33069-62-4
Molecular FormulaC47H51NO14
Molecular Weight853.91 g/mol
Purity / Assay≥99%
AppearanceClear to slightly yellow solution
Dosage FormSolution for research use
SolventDMSO, ethanol, or mixed solvent (custom per batch)
Concentration1–10 mg/mL (customizable)
Storage Temperature–20 °C; protect from light
StabilityStable under frozen conditions; avoid repeated freeze-thaw cycles
Mechanistic Targetβ-tubulin; microtubule polymerization; mitotic arrest
Structural CategoryTaxane; microtubule-stabilizing agent
ApplicationsCytotoxicity assays, apoptosis research, mitotic arrest studies, combination therapy research, drug-resistance modeling
Analytical VerificationHPLC, MS, NMR
Regulatory NotesFor laboratory research use only
OriginFactory small-molecule supplier, China; bulk & wholesale available
Additional DataSMILES: CC1=C2C(=C(C(=O)O2)OC3C(C(C(O3)CO)O)OC(=O)C4=CC=CC=C4)C(=O)OC5C(C(C(O5)CO)O)OC(=O)C6=CC=CC=C6

Mechanism of Action

Microtubule Stabilization

Paclitaxel binds to β-tubulin within microtubules, enhancing polymerization and preventing depolymerization. This stabilizes microtubules, interferes with dynamic spindle formation, and disrupts normal chromosome segregation.

Mitotic Arrest & Checkpoint Activation

  • Induces prolonged G2/M phase arrest

  • Activates spindle assembly checkpoint (SAC) proteins (MAD2, BUB1, BUBR1)

  • Causes cyclin B1 accumulation and mitotic block

Apoptosis Induction

  • Triggers intrinsic mitochondrial apoptotic pathway

  • Mitochondrial depolarization and cytochrome c release

  • Caspase-9 and caspase-3 activation

  • PARP cleavage and ROS generation

Resistance Mechanism Modeling

Paclitaxel is widely used to investigate drug-resistance mechanisms:

  • P-glycoprotein (P-gp) mediated efflux

  • β-tubulin isotype switching

  • Alterations in microtubule-associated proteins (MAPs)

  • Post-translational modifications affecting tubulin dynamics

    paclitaxel-cas-33069-62-4-images


Applications

  • Microtubule polymerization research

  • Mitotic checkpoint and G2/M arrest studies

  • Cytotoxicity and apoptosis assays

  • Drug combination and synergy testing

  • Resistance mechanism evaluation

  • High-throughput compound screening

  • Preclinical in vivo and in vitro pharmacology research


Side Effects (Preclinical Observations)

Cellular Effects:

  • Mitotic arrest, microtubule hyperstabilization, spindle abnormalities

  • ROS accumulation and DNA fragmentation

Apoptotic Effects:

  • Caspase activation and PARP cleavage

  • Mitochondrial dysfunction

  • Chromatin condensation and membrane blebbing

Laboratory Handling:

  • Cytotoxic: use PPE

  • Handle in fume hood

  • Avoid contact with skin, eyes, or ingestion

  • Dispose as hazardous chemical waste


Keywords

 Paclitaxel bulk wholesale, CAS 33069-62-4, microtubule stabilizing agent, mitotic arrest reagent, apoptosis research, cytotoxicity research, taxane compound, preclinical oncology reagent, laboratory-grade Paclitaxel, OEM Paclitaxel supplier, solution formulation, high-purity Paclitaxel, bulk supply, research chemical.


Shipping Guarantee

Paclitaxel solution is shipped under validated cold-chain conditions at –20 °C with temperature-stable packaging and secondary protective sealing. International express couriers provide tracking, insurance, and priority delivery to preserve compound integrity.


Trade Assurance

  • Purity ≥99% verified by HPLC, MS, NMR

  • Batch consistency validated

  • Certificate of Analysis (CoA) included

  • OEM and bulk packaging available

  • Refund/replacement for any deviations from specification


Payment Support

  • PayPal

  • Credit Cards (Visa, MasterCard, AmEx)

  • Bank Transfer (T/T)

  • USDT / BTC / ETH

  • Corporate invoicing for bulk orders


Disclaimer

 is for laboratory research only. Not for human or veterinary use. Users must follow institutional safety guidelines and cytotoxic reagent protocols. Supplier assumes no liability for misuse.



References 

Additional information

Weight1.1 kg
Dimensions18 × 16 × 18 cm

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1. What is Paclitaxel Solution used for in research?

It is used to study microtubule stabilization, mitotic arrest, apoptosis, cytotoxicity, and resistance mechanisms.

2. Why choose Paclitaxel Solution over powder?

Solution form improves solubility, dosing accuracy, and reproducibility, especially for high-throughput assays.

3. What is the purity of Paclitaxel Solution?

≥99% verified via HPLC, MS, and NMR.

4. Can bulk or wholesale quantities be ordered?

Yes, bulk and OEM options are available.

5. Which solvents are used?

DMSO, ethanol, or mixed solvent depending on batch.

6. How should it be stored?

–20 °C, protect from light, avoid repeated freeze-thaw.

7. Is Paclitaxel suitable for apoptosis research?

Yes, it induces mitochondrial-mediated apoptosis.

8. Can Paclitaxel be used for combination studies?

Yes, widely used with kinase inhibitors, DNA-damaging agents, and pathway modulators.

9. Can it be used for in vivo studies?

Yes, with proper formulation according to animal research protocols.

10. Is OEM relabeling available?

Yes, OEM and custom packaging available.

11. Can concentration be customized?

Yes, from 1–20 mg/mL.

12. Is this a China chemical manufacturer product?

Yes, sourced from verified factory suppliers.

13. What pathways are affected by Paclitaxel?

Microtubule polymerization, SAC activation, apoptosis signaling, ROS pathways.

14. Does it cause ROS generation?

Yes, contributing to cytotoxic stress and apoptosis.

15. Is it suitable for high-throughput screening?

Yes, solution format ensures accuracy and reproducibility.


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