R1128 B
* Please be kindly noted products are not for therapeutic use. We do not sell to patients.

Category | Bioactive by-products |
Catalog number | BBF-03358 |
CAS | 135161-97-6 |
Molecular Weight | 312.3 |
Molecular Formula | C18H16O5 |
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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
R1128 B is a non-steroidal estrogen-receptor antagonist produced by Streptomyces sp. No. 1128. The IC50 value of R1128 B for partially purified rat uterine cytosol receptor was 1.2 x 10(-7) M.
- Specification
- Properties
- Reference Reading
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Synonyms | R1128B; R-1128B |
IUPAC Name | 1-butyl-3,6,8-trihydroxyanthracene-9,10-dione |
Canonical SMILES | CCCCC1=C2C(=CC(=C1)O)C(=O)C3=C(C2=O)C(=CC(=C3)O)O |
InChI | InChI=1S/C18H16O5/c1-2-3-4-9-5-10(19)6-12-15(9)18(23)16-13(17(12)22)7-11(20)8-14(16)21/h5-8,19-21H,2-4H2,1H3 |
InChI Key | PPZYTBDLRLLDOP-UHFFFAOYSA-N |
Appearance | Brown Powder |
Melting Point | 250-255°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
