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CAS 7689-03-4

:

Camptothecin

Description:
Camptothecin is a naturally occurring alkaloid derived from the bark of the Chinese tree Camptotheca acuminata. It is classified as a topoisomerase I inhibitor, which means it interferes with the enzyme responsible for DNA replication and transcription, ultimately leading to cell death, particularly in rapidly dividing cancer cells. Camptothecin exhibits a complex structure characterized by a pentacyclic ring system, which is crucial for its biological activity. The compound is known for its potent antitumor properties and has been the basis for the development of several semi-synthetic derivatives, such as irinotecan and topotecan, which are used in cancer therapy. Camptothecin is relatively insoluble in water but soluble in organic solvents, which can pose challenges for its formulation and delivery in clinical settings. Its pharmacokinetics and toxicity profile are important considerations in its therapeutic application, as it can cause side effects such as myelosuppression and gastrointestinal disturbances. Overall, camptothecin remains a significant compound in cancer research and treatment.
Formula:C20H16N2O4
InChI:InChI=1S/C20H16N2O4/c1-2-20(25)14-8-16-17-12(7-11-5-3-4-6-15(11)21-17)9-22(16)18(23)13(14)10-26-19(20)24/h3-8,25H,2,9-10H2,1H3/t20-/m0/s1
InChI key:InChIKey=VSJKWCGYPAHWDS-FQEVSTJZSA-N
SMILES:C(C)[C@]1(O)C2=C(C(=O)N3C(=C2)C=4C(C3)=CC=5C(N4)=CC=CC5)COC1=O
Synonyms:
  • (+)-Camptothecin
  • (4S)-4-Ethyl-4-hydroxy-1H-pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
  • (S)-Camptothecin
  • 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (4S)-
  • 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (S)-
  • 1H-Pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (4S)-
  • 1H-Pyrano[3′,4′:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (S)-
  • 20(S)-Camptothecin
  • 20(S)-Camptothecine
  • 4-Ethyl-4-hydroxy-1H-pyrano-[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione
  • See more synonyms
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Found 16 products.
  • (S)-(+)-Camptothecin

    CAS:
    Formula:C20H16N2O4
    Purity:>97.0%(HPLC)
    Color and Shape:White to Yellow to Green powder to crystal
    Molecular weight:348.36

    Ref: 3B-C1495

    1g
    222.00€
    100mg
    38.00€
  • Topotecan Related Compound C ((S)-4-Ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione)

    CAS:
    <p>Vegetable alkaloids, natural or reproduced by synthesis, their salts and other derivatives, nesoi</p>
    Formula:C20H16N2O4
    Color and Shape:Powder
    Molecular weight:348.11101
  • Ref: IN-DA003BCG

    1g
    39.00€
    5g
    99.00€
    10g
    155.00€
    1kg
    To inquire
    25g
    232.00€
    100g
    To inquire
    500g
    To inquire
    250mg
    28.00€
  • (S)-(+)-Camptothecin

    CAS:
    Formula:C20H16N2O4
    Purity:≥ 95.0%
    Color and Shape:Light-yellow to brown crystalline powder
    Molecular weight:348.35

    Ref: 7W-GA9966

    25mg
    27.00€
    100mg
    53.00€
    250mg
    84.00€
  • Camptothecin

    CAS:
    <p>Camptothecin</p>
    Purity:≥98%
    Molecular weight:348.35g/mol

    Ref: 54-BUP16805

    2g
    336.00€
    5g
    548.00€
    10g
    796.00€
    100mg
    74.00€
    500mg
    194.00€
  • Camptothecin

    CAS:
    Formula:C20H16N2O4
    Purity:95%~99%
    Molecular weight:348.358

    Ref: BP-BP0308

    20mg
    48.00€
  • (S)-(+)-Camptothecin

    CAS:
    Color and Shape:Beige To Yellow

    Ref: 86-MM1330.02

    25mg
    1,268.00€
  • (S)-(+)-Camptothecin

    CAS:
    <p>(S)-(+)-Camptothecin</p>
    Formula:C20H16N2O4
    Purity:98% (Typical Value in Batch COA)
    Color and Shape: faint yellow powder
    Molecular weight:348.35203g/mol

    Ref: 54-BIC8442

    1g
    42.00€
    5g
    134.00€
    10g
    208.00€
  • Irinotecan EP Impurity D (Camptothecin)

    CAS:
    Formula:C20H16N2O4
    Molecular weight:348.36

    Ref: 4Z-I-1811

    5mg
    To inquire
    10mg
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    25mg
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    50mg
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    100mg
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  • (4S)-4-Ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

    CAS:
    <p>(4S)-4-Ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione</p>
    Purity:≥95%
    Color and Shape:Yellow Powder
    Molecular weight:348.35g/mol

    Ref: 54-OR014824

    1g
    40.00€
    5g
    102.00€
  • Camptothecin

    CAS:
    Natural alkaloid
    Formula:C20H16N2O4
    Purity:≥ 90.0 % (HPLC)
    Color and Shape:Powder
    Molecular weight:348.36

    Ref: 5G-89593

    50mg
    300.00€
    250mg
    1,284.00€
    500mg
    2,416.00€
    1000mg
    4,530.00€
  • (S)-(+)-Camptothecin

    Controlled Product
    CAS:
    <p>Impurity Topotecan USP Related Compound C<br>Applications Antitumor alkaloid. Binds irreversible to the DNA-topoisomerase I complex, inhibiting the reassociation of DNA after cleavage by topoisomerase I and traps the enzyme in a covalent linkage with DNA. A cytotoxic antitumor agent.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Potmesil, M., et al.: Cancer Res., 54, 1431 (1994), Desai, S.D., et al.: J. Biol. Chem., 272, 24159 (1997), Fan, Y., et al.: J. Med. Chem., 41, 2216 (1998), Kaufmann, S.H., et al.: Biochim. Biophys. Acta, 1400, 195 (1998),<br></p>
    Formula:C20H16N2O4
    Color and Shape:Beige To Yellow
    Molecular weight:348.35

    Ref: TR-C175150

    50mg
    90.00€
    100mg
    98.00€
    250mg
    146.00€
  • Irinotecan EP Impurity D

    CAS:
    Formula:C20H16N2O4
    Molecular weight:348.36

    Ref: ST-EA-CP-I9028

    10mg
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    25mg
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    50mg
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    100mg
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  • (S)-(+)-Camptothecin

    CAS:
    <p>(S)-(+)-Camptothecin is a natural alkaloid compound, which is an extract from the Camptotheca acuminata tree. This natural source underlines the compound's origin, emphasizing its role in nature’s diverse chemistry. The primary mode of action of (S)-(+)-Camptothecin involves the inhibition of DNA topoisomerase I, an enzyme essential for DNA replication. By stabilizing the transient DNA-enzyme complex, it induces DNA damage, ultimately leading to apoptosis in rapidly dividing cells.</p>
    Formula:C20H16N2O4
    Purity:Min. 98 Area-%
    Color and Shape:Yellow Powder
    Molecular weight:348.35 g/mol

    Ref: 3D-FC15450

    10g
    310.00€
    25g
    631.00€
    50g
    1,054.00€
    100g
    1,992.00€
  • Camptothecin

    CAS:
    <p>M01564 - Camptothecin</p>
    Formula:C20H16N2O4
    Purity:98%
    Color and Shape:Solid, Crystalline Powder
    Molecular weight:348.358

    Ref: 10-M01564

    1g
    29.00€
    5g
    94.00€
    25g
    305.00€
    100g
    960.00€
    250mg
    19.00€
  • Camptothecin

    CAS:
    <p>Camptothecin (CPT) belongs to the alkaloid group of natural products and is a specific DNA topoisomerase I (Topo I) inhibitor (IC50=679 nM) with specificity.</p>
    Formula:C20H16N2O4
    Purity:99.52% - 99.88%
    Color and Shape:Solid Powder
    Molecular weight:348.35