Topopyrone B
* Please be kindly noted products are not for therapeutic use. We do not sell to patients.
Category | Enzyme inhibitors |
Catalog number | BBF-02701 |
CAS | |
Molecular Weight | 372.71 |
Molecular Formula | C18H9ClO7 |
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Capabilities & Facilities
Fermentation Lab
4 R&D and scale-up labs
2 Preparative purification labs
Fermentation Plant
Semi pilot, pilot and industrial plant 4 Manufacturing sites 7 Production lines at pilot scale 100+ Reactors of 30-4000 L; 170+ reactors of 20 KL-30 KL; 24+ reactors of >100 KL 2 Hydrogenation reactors (200 L, 4Mpa and 1000L, 4Mpa)
Product Description
It is produced by the strain of Phoma sp. BAUA 2861 and Penicillum sp. BAUA 4206. Topopyrone B selectively inhibits topoisomerase I with the IC50 of 0.15 ng/mL. It also has anti-Gram-positive bacteria activity and it has a strong inhibitory effect on herpes virus, especially varicella zoster virus (VZV).
- Specification
- Properties
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IUPAC Name | 8-chloro-5,7,9-trihydroxy-2-methylnaphtho[3,2-g]chromene-4,6,11-trione |
Canonical SMILES | CC1=CC(=O)C2=C(O1)C=C3C(=C2O)C(=O)C4=C(C(=C(C=C4C3=O)O)Cl)O |
InChI | InChI=1S/C18H9ClO7/c1-5-2-8(20)13-10(26-5)4-7-11(17(13)24)16(23)12-6(15(7)22)3-9(21)14(19)18(12)25/h2-4,21,24-25H,1H3 |
InChI Key | XQMOGUIQWMFPBF-UHFFFAOYSA-N |
Appearance | White Powder |
Antibiotic Activity Spectrum | Gram-positive bacteria; viruses |
Melting Point | >280°C |
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Bio Calculators
* Our calculator is based on the following equation:
Concentration (start) x Volume (start) = Concentration (final) x Volume (final)
It is commonly abbreviated as: C1V1 = C2V2
