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Capecitabine
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Product Name Capecitabine
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Catalog No.: CN02013
CAS No.: 154361-50-9
Molecular Formula: C15H22FN3O6
Molecular Weight: 359.35 g/mol
Purity: >=98%
Type of Compound: Alkaloids
Physical Desc.: Powder
Source:
Solvent: DMSO, Pyridine, Methanol, Ethanol, etc.
SMILES: CCCCCOC(=O)Nc1nc(=O)n(cc1F)[C@@H]1O[C@@H]([C@H]([C@H]1O)O)C
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Description Capecitabine is an oral prodrug that is converted to its active metabolite, fluorouracil (FU), by thymidine phosphorylase.
Target DNA/RNA Synthesis[1]
In Vitro Capecitabine is an anti-cancer chemotherapy drug. It is classified as an antimetabolite. Capecitabine is converted into 5′-deoxy-5-fluorocytidine (5′DFCR), 5′-deoxy-5-fluorouridine (5′DFUR) and 5-fluorouracil (5-FU) by carboxylesterases (CES1 and 2), cytidine deaminase (CDD), and thymidine phosphorylase (TP), in both liver and tumour. Capecitabine induces a significant cytotoxic effect in vitro only at high concentrations. Mean IC50 values vary from 860 μM in COLO205 cells to 6000 μM in HCT8 cells[2].
In Vivo A pharmacokinetic/pharmacodynamic study is carried out in mice bearing HCT 116 xenografts receiving 0.52 and 2.1 mmol/kg/d of Capecitabine by oral gavage. Capecitabine administered at 0.52 mmol/kg/day induces partial control of HCT 116 xenografts tumour growth: growth rate =7.5±0.5 on day 21. Capecitabine 2.1 mmol/kg/day achieves complete control of tumor growth during the treatment period: growth rate =1±0.2 on day 21[2].
Cell Assay HCT 116, HCT8, HCT15, HT29, SW620 and COLO205 human colon cancer cells are used. Cells are plated on day 1 in 96-well plates at a density of 2500 cells/well for HCT 116, 3500 cells/well for HCT8 and HT29, 5000 cells/well for HCT15, 6000 cells/well for SW620 and 7000 cells/wells for COLO205 in a volume of 150 μL/well. All cell lines are treated on day 2 with increasing concentrations of Capecitabine (0.1-10 mM), 5′DFCR (10 nM-100 μM), 5′DFUR (2.5-500 μM) or 5-FU (0.5-250 μM) for 24 h. After drug exposure, cells are washed once with cold PBS and placed in 200 μL of drug-free medium for 72 h after the end of drug exposure. The cells are then fixed with trichloroacetic acid and stained with sulforhodamine B. Optical densities are measured at 540 nm with a Biohit BP-800. The results are based on three independent experiments performed in triplicate[2].
Animal Admin Mice[2] Six-week-old C57/Bl6 Nu/Nu mice are used. Bilateral HCT 116 xenografts are obtained by subcutaneous injection of 107 cells/flank. Animals bearing HCT 116 xenografts are treated with vehicle or Capecitabine 0.52 or 2.1 mmol/kg (563 and 2250 mg/m2, respectively) given once daily for 5 consecutive days/week by oral gavage for 3 weeks (days 0-4, 7-11, 14-18). Animals are culled on day 0 at 15, 30 min, 1, 2, 4, 8 and 24 h, and prior to planned treatment on days 7 and 14 after the start of treatment. Three animals per time-point are analysed. At the time of collection, blood is collected in heparin, and plasma isolated and stored at −80°C. The liver is removed immediately and stored in RNAlater solution. Tumours are macro-dissected to remove fibrotic tissue and blood vessels and snap-frozen in liquid nitrogen.
Density1.5±0.1 g/cm3
Boiling Point517.6±60.0 °C at 760 mmHg
Flash Point266.8±32.9 °C
Exact Mass359.149261
PSA122.91000
LogP0.97
Vapour Pressure0.0±3.1 mmHg at 25°C
Storage condition-20°C Freezer