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Topoisomerase

Topoisomerase

Topoisomerases are enzymes that regulate the topology of DNA during processes such as replication, transcription, and chromosome segregation by introducing transient breaks into the DNA strands to relieve torsional stress. Topoisomerase inhibitors interfere with this process, leading to the accumulation of DNA breaks and the induction of cell death, particularly in rapidly dividing cells. These inhibitors are widely used as chemotherapeutic agents in cancer treatment. At CymitQuimica, we offer a broad range of high-quality topoisomerase inhibitors to support your research in DNA replication, cancer therapy, and cell cycle regulation.

Found 136 products of "Topoisomerase"

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  • DRF-1042 HCl


    <p>DRF-1042 HCl is an orally active camptothecin analog with antitumor activity, inhibits DNA topoisomerase I, and is used in the study of refractory solid tumors.</p>
    Formula:C22H21ClN2O6
    Purity:97.93%
    Color and Shape:Solid
    Molecular weight:444.87
  • Moxifloxacin hydrochloride

    CAS:
    <p>Moxifloxacin hydrochloride (BAY12-8039 HCl) is a fourth generation fluoroquinolone with expanded activity against gram-positive bacteria and atypical pathogens.</p>
    Formula:C21H25ClFN3O4
    Purity:99.91% - >99.99%
    Color and Shape:Solid
    Molecular weight:437.89
  • Berberine chloride

    CAS:
    <p>Berberine chloride (Natural Yellow 18) is an alkaloid from Hydrastis canadensis L., Berberidaceae, and used orally for various fungal and parasitic infections.</p>
    Formula:C20H18ClNO4
    Purity:99.47% - 99.93%
    Color and Shape:Yellow Crystalline Powder
    Molecular weight:371.8
  • Doxorubicin hydrochloride

    CAS:
    <p>Doxorubicin hydrochloride (Adriamycin) belongs to the anthracycline class of antibiotics and is an inhibitor of human DNA topoisomerase I/II (IC50=0.8/2.67 μM).</p>
    Formula:C27H29NO11·HCl
    Purity:98% - 99.52%
    Color and Shape:Orange-Red At Neutral Phs And Violet Blue Over Ph 9 (Ntp 1992)
    Molecular weight:579.99
  • Lomefloxacin

    CAS:
    <p>Lomefloxacin (SC47111A) is a synthetic broad-spectrum fluoroquinolone with antibacterial activity.</p>
    Formula:C17H19F2N3O3
    Purity:98.59%
    Color and Shape:Off-White To Yellow Crystals
    Molecular weight:351.35
  • Epirubicin hydrochloride

    CAS:
    <p>Epirubicin hydrochloride (Pharmorubicin) is a Topo and Foxp3 inhibitor. Epirubicin hydrochloride has antitumor activity. Cost-effective and quality-assured.</p>
    Formula:C27H30ClNO11
    Purity:98.13% - 99.79%
    Color and Shape:Orange-Red At Neutral Phs And Violet Blue Over Ph 9 (Ntp 1992)
    Molecular weight:579.98
  • Teniposide

    CAS:
    <p>Teniposide (VM26), a semisynthetic derivative of podophyllotoxin with antitumor activity, inhibits DNA synthesis by forming a complex with topoisomerase II and</p>
    Formula:C32H32O13S
    Purity:97.7% - 99.45%
    Color and Shape:White Or Off-White Crystalline Powder
    Molecular weight:656.65
  • Levofloxacin hydrate

    CAS:
    <p>Levofloxacin hydrate (Cravit hydrate) is a third-generation fluoroquinolone antibiotic and optically active L-isomer of ofloxacin with antibacterial activity.</p>
    Formula:C18H20FN3O4H2O
    Purity:98.26%
    Color and Shape:Pale Yellow Solid
    Molecular weight:370.38
  • Ciprofloxacin

    CAS:
    <p>Ciprofloxacin (Bay-09867) mainly targets bacterial DNA Gyrase (IC50=0.22-0.31 µM) and topoisomerase IV (IC50=0.3-1.9 µM). antibiotic. High-Quality, Low-Cost!</p>
    Formula:C17H18FN3O3
    Purity:98.77% - 99.91%
    Color and Shape:White Powder
    Molecular weight:331.34
  • Pefloxacin Mesylate

    CAS:
    <p>Pefloxacin Mesylate (Pefloxacinium mesylate) is a synthetic broad-spectrum fluoroquinolone antibacterial agent active against most gram-negative and gram-</p>
    Formula:C18H24FN3O6S
    Purity:99.86%
    Color and Shape:Solid
    Molecular weight:429.46
  • Hycanthone

    CAS:
    <p>Hycanthone (Etrenol(mesylate)) is a potent drug of antischistosomal.</p>
    Formula:C20H24N2O2S
    Purity:98.78%
    Color and Shape:Yellow-Orange Powder (Ntp 1992)
    Molecular weight:356.48
  • Irinotecan hydrochloride trihydrate

    CAS:
    <p>Irinotecan hydrochloride trihydrate (CPT-11 HCl Trihydrate) keeps DNA from unwinding by inhibiting topoisomerase 1.</p>
    Formula:C33H45ClN4O9
    Purity:98.22% - >99.99%
    Color and Shape:Pale Yellow To Yellow Crystalline Powder
    Molecular weight:677.18
  • Irinotecan Hydrochloride

    CAS:
    <p>Irinotecan HCl, a camptothecin derivative prodrug, becomes active metabolite SN-38, inhibiting topoisomerase I to trigger apoptosis.</p>
    Formula:C33H39ClN4O6
    Purity:98% - 99.94%
    Color and Shape:Yellow Crystalline Powder
    Molecular weight:623.14
  • Mitoxantrone dihydrochloride

    CAS:
    <p>Mitoxantrone dihydrochloride (NSC-301739) is an anthracenedione antibiotic with antineoplastic activity. Mitoxantrone is a type II topoisomerase inhibitor.</p>
    Formula:C22H30Cl2N4O6
    Purity:97.05% - >99.99%
    Color and Shape:Blue-Black Solid From Water Ethanol Solid
    Molecular weight:517.4
  • Nalidixic acid sodium salt

    CAS:
    <p>Nalidixic acid sodium salt (Baktogram) is an antimicrobial agent with a limited bacteriocidal spectrum.</p>
    Formula:C12H11N2NaO3
    Purity:99.72% - 99.95%
    Color and Shape:White To Off-White Powder
    Molecular weight:254.22
  • Daunorubicin hydrochloride

    CAS:
    <p>Daunorubicin hydrochloride (Rubidomycin hydrochloride), an anthracycline aminoglycoside antineoplastic, inhibits DNA replication and repair and RNA and protein</p>
    Formula:C27H29NO10·HCl
    Purity:96.21% - 99.53%
    Color and Shape:Cancer Drug
    Molecular weight:563.99
  • Ledoxantrone trihydrochloride

    CAS:
    <p>Ledoxantrone trihydrochloride is a Top II inhibitor with anticancer activity and is used in the study of digestive disorders and urologic disorders.</p>
    Formula:C21H30Cl3N5OS
    Purity:98.13%
    Color and Shape:Soild
    Molecular weight:506.92
  • Nalidixic acid

    CAS:
    <p>Nalidixic acid (NSC-82174), a synthetic antimicrobial, targets bacterial DNA gyrase A, with a narrow bactericidal range.</p>
    Formula:C12H12N2O3
    Purity:99.9% - 99.95%
    Color and Shape:Pale Buff Crystalline Powder Physical Description Cream-Colored Powder (Ntp 1992)
    Molecular weight:232.24
  • Topotecan hydrochloride

    CAS:
    <p>Topotecan hydrochloride (NSC609699) is an antineoplastic agent used to treat ovarian cancer.</p>
    Formula:C23H24ClN3O5
    Purity:97.88% - 99.41%
    Color and Shape:White Crystalline Solid
    Molecular weight:457.92
  • Lurtotecan

    CAS:
    <p>Lurtotecan (GI147211) is a semisynthetic Camptothecin analog. Lurtotecan is a topoisomerase I inhibitor with anticancer effects.</p>
    Formula:C28H30N4O6
    Purity:99.18%
    Color and Shape:Soild
    Molecular weight:518.56
  • Enoxacin hydrate

    CAS:
    <p>Enoxacin hydrate (AT-2266 hydrate) is a broad-spectrum 6-fluoronaphthyridinone antibacterial agent.</p>
    Formula:C15H17FN4O3H2O
    Purity:99.50%
    Color and Shape:Solid
    Molecular weight:347.34
  • Oxaquin TEA


    <p>Oxaquin TEA (MCB-3837 TEA), a precursor compound to MCB3681, is a DNA topoisomerase inhibitor that can be used to study Clostridium difficile infections and</p>
    Formula:C37H48F2N5O11P
    Purity:99.79%
    Color and Shape:Solid
    Molecular weight:807.77
  • XR-11576 HCl


    <p>XR-11576 HCl is a novel orally active dual topoisomerase I and II inhibitor with antitumor activity.</p>
    Formula:C23H25ClN4O2
    Purity:98.52%
    Color and Shape:Soild
    Molecular weight:424.92
  • Flumequine

    CAS:
    <p>Flumequine (R-802) is a broad-spectrum antibiotic targeting DNA gyrase and topoisomerase IV in Gram-positive and Gram-negative bacteria.</p>
    Formula:C14H12FNO3
    Purity:98.92% - 99.4%
    Color and Shape:White Crystalline Powder Solid
    Molecular weight:261.25
  • Enoxacin

    CAS:
    <p>Enoxacin (NSC-629661) is a broad-spectrum 6-fluoronaphthyridinone antibacterial agent (fluoroquinolones) structurally related to nalidixic acid.</p>
    Formula:C15H17FN4O3
    Purity:98.68% - 99.89%
    Color and Shape:Off-White To Yellow Crystals
    Molecular weight:320.32
  • Etoposide

    CAS:
    <p>Etoposide (VP-16-213) is a topoisomerase II inhibitor that inhibits DNA synthesis by forming a complex with topoisomerase II and DNA (IC50=60.3 μM).</p>
    Formula:C29H32O13
    Purity:99.19% - 99.94%
    Color and Shape:Crystals From Methanol Solid
    Molecular weight:588.56
  • Ciprofloxacin monohydrochloride

    CAS:
    <p>Ciprofloxacin monohydrochloride (Bay-09867 hydrochloride) is a broad-spectrum antimicrobial carboxyfluoroquinoline.</p>
    Formula:C17H18FN3O3·HCl
    Purity:99.5% - >99.99%
    Color and Shape:White Or Light Yellow Crystalline Powder
    Molecular weight:367.80
  • Gatifloxacin

    CAS:
    <p>Gatifloxacin (CG5501), a fourth-gen fluoroquinolone antibiotic, blocks bacterial DNA gyrase and topoisomerase IV.</p>
    Formula:C19H22FN3O4
    Purity:99.50% - 99.85%
    Color and Shape:White Powder
    Molecular weight:375.39
  • AuM1Gly


    <p>AuM1Gly, a topoisomerase I inhibitor, demonstrates efficacy in inhibiting the proliferation of MDA-MB-231 breast cancer cells, exhibiting IC50 values in the low</p>
    Purity:98%
    Color and Shape:Odour Solid
  • AuM1Phe


    <p>AuM1Phe, an N-heterocyclic carbene (NHC) metal complex, inhibits both human topoisomerase I activity and actin polymerization.</p>
    Purity:98%
    Color and Shape:Odour Solid
  • NH2-bicyclo[1.1.1]pentane-7-MAD-MDCPT hydrochloride


    <p>Compound I, NH2-bicyclo[1.1.1]pentane-7-MAD-MDCPT hydrochloride, is a topoisomerase I inhibitor that demonstrates effective antibody-drug conjugate (ADC)</p>
    Formula:C26H24ClN3O6
    Purity:98%
    Color and Shape:Solid
    Molecular weight:509.94
  • DNA Damage & Repair Compound Library


    <p>A unique collection of xnum DNA Damage &amp;amp; Repair related compounds for high throughput screening (HTS) and high content screening (HCS);</p>
    Color and Shape:Odour Solid
  • Topoisomerase I inhibitor 10


    <p>Compound 13, a topoisomerase I inhibitor 10, selectively inhibits leishmanial topoisomerase IB and exhibits antileishmanial activity.</p>
    Purity:98%
    Color and Shape:Odour Solid
  • DTS-108

    CAS:
    <p>DTS-108 is a prodrug of SN38 (a topoisomerase I inhibitor). It is a conjugate formed by linking SN38 to a human oligopeptide through an esterase-sensitive crosslinker. DTS-108 exhibits anticancer activity against colorectal cancer, lung cancer, and breast cancer.</p>
    Formula:C145H233N43O33S2
    Color and Shape:Solid
    Molecular weight:3170.8
  • Topoisomerase IIα-IN-9

    CAS:
    Compound EN300-20599, with CAS No. 16346-97-7, is a fragment molecule that serves as an important scaffold for molecular linking, expansion, and modification. Compound EN300-20599 provides a structural basis and research tool for the design and screening of novel drug candidates, and is commonly used in drug discovery, drug synthesis, and related research.
    Formula:C14H14O4S
    Color and Shape:Solid
    Molecular weight:278.32
  • Voreloxin

    CAS:
    <p>Voreloxin (SNS-595) is a potent Topoisomerase II inhibitor with broad-spectrum anti-tumor activity. Phase 2.</p>
    Formula:C18H19N5O4S
    Purity:98%
    Color and Shape:Solid
    Molecular weight:401.44
  • Antitumor agent-102


    <p>Antitumor Agent-102 (Compound 10), a conjugate integrating a Topoisomerase I inhibitor SN38 with a glucose transporter inhibitor, specifically targets</p>
    Formula:C70H82N8O18S
    Purity:98%
    Color and Shape:Solid
    Molecular weight:1355.51
  • Banoxantrone (D12)

    CAS:
    <p>Banoxantrone D12, deuterium-labeled version, reduces to AQ4 - a stable DNA-targeting topoisomerase II inhibitor.</p>
    Formula:C22H28N4O6
    Purity:98%
    Color and Shape:Solid
    Molecular weight:456.55
  • Dichlorogelignate

    CAS:
    <p>Dichlorogelignate (compound 4) acts as a selective inhibitor of topoisomerase II (Topo II), achieving 100% inhibition at 50 μM [1].</p>
    Formula:C32H34O18
    Color and Shape:Solid
    Molecular weight:706.6
  • Garenoxacin

    CAS:
    <p>Garenoxacin (BMS284756) is a novel oral des-fluoro(6) quinolone for the treatment of Gram-positive and Gram-negative bacterial infections.</p>
    Formula:C23H20F2N2O4
    Purity:98%
    Color and Shape:Solid
    Molecular weight:426.41
  • Banoxantrone-d12 dihydrochloride

    CAS:
    <p>Banoxantrone D12, a deuterium-labeled version, transforms into DNA-binding topoisomerase II inhibitor AQ4 upon reduction.</p>
    Formula:C22H30Cl2N4O6
    Purity:98%
    Color and Shape:Solid
    Molecular weight:529.48
  • Chimmitecan

    CAS:
    <p>Chimmitecan ((S)-9-Allyl-10-hydroxycamptothecin) is a potent inhibitor of topoisomerase I and displays outstanding activity in vitro and in vivo.</p>
    Formula:C23H20N2O5
    Purity:98.35%
    Color and Shape:Soild
    Molecular weight:404.42
  • Topoisomerase II inhibitor 13

    CAS:
    <p>WAY-323966 suppresses Topo II, strongly halts HL-60/MX2 cancer cell growth, resists Topo II toxicity.</p>
    Formula:C22H23N9
    Purity:98.4%
    Color and Shape:Soild
    Molecular weight:413.48
  • AuL1


    <p>AuL1 is a topoisomerase IIα (Top II) inhibitor with DNA intercalating properties. It exhibits cytotoxic effects on tumor cells, making it a potential subject for anticancer agent research.</p>
    Formula:C29H50AuCl2N5
    Color and Shape:Solid
    Molecular weight:736.61
  • Gimatecan HCl


    <p>Gimatecan HCl (ST1481 HCL) is a potent topoisomerase I inhibitor. Gimatecan is an orally bioavailable camptothecin analogue with antitumor activity.</p>
    Formula:C25H26ClN3O5
    Purity:97.04%
    Color and Shape:Soild
    Molecular weight:483.94
  • CH-0793076

    CAS:
    <p>CH-0793076: hexacyclic camptothecin, TP300 metabolite, targets BCRP, inhibits DNA topo I (IC50: 2.3 μM).</p>
    Formula:C26H26N4O4
    Purity:98%
    Color and Shape:Solid
    Molecular weight:458.51
  • Top1/2-IN-1


    <p>Compound 23, known as Top1/2-IN-1, is a dual inhibitor of Top1/2 that can be administered orally and exhibits antiproliferative effects. It induces apoptosis and cell cycle arrest in cancer cells by damaging DNA and elevating reactive oxygen species levels. Additionally, Top1/2-IN-1 demonstrates antitumor activity in vivo within xenograft models.</p>
    Formula:C21H21N3O2
    Color and Shape:Solid
    Molecular weight:347.41
  • Topoisomerases/ribosomes-IN-1


    <p>Topoisomerases/ribosomes-IN-1 (compound 30f) serves as an inhibitor targeting both ribosomes and topoisomerases, specifically exhibiting inhibitory actions against constitutively macrolide-resistant bacteria. This compound effectively suppresses bacterial protein synthesis (IC 50 : 0.647 μM) and hampers DNA replication (IC 50 : 0.218 μM).</p>
    Formula:C53H83FN6O15
    Color and Shape:Solid
    Molecular weight:1063.26
  • TAK1 inhibitor

    CAS:
    <p>TAK1 inhibitor is an inhibitor, which can inhibit MCF-7, A549, DU-145 and MDA MB-231, with IC50 of 0.021, 0.14, 0.064 and 0.19, respectively.</p>
    Formula:C22H19ClN6O2S
    Purity:98%
    Color and Shape:Soild
    Molecular weight:466.94
  • Topo I/II-IN-1


    <p>Topo I/II-IN-1 (compound 7t) is an effective dual inhibitor of Topo I and Topo II. It exhibits significant cytotoxicity against the MCF-7 breast cancer cell line, with an IC50 value of 7.45 μM.</p>
    Formula:C15H13N3S2
    Color and Shape:Solid
    Molecular weight:299.414