Rifabutin
| CAS No.: 72559-06-9 | Request for quotation |  |
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Rifabutin Specification (USP35)
| Description | Purple-red to purple-black powder | Standard Packing | 1000g/bag or per customer request | |
| Solubility | Soluble in methanol and chloroform, slightly soluble in ethanol, almost insoluble in water. | Inventory | Normally we have Rifabutin in stock | |
| Identification | The retention time of major peak in the chromatogram of the assay preparation corresponds that in the chromatogram of standard preparation. The infrared absorption of test sample corresponds to that of standards. | Rifabutin physical parameters | ||
| CAS No: | 72559-06-9 | |||
| Formula | C46H62N4O11 | |||
| Molecular Weight | 847 | |||
| Synonym | ||||
| N-Isobutylpiperidone | <0.5% by TLC test | Structure |  |
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| Related Substances | ||||
| 1) Any impurity ( RRT 0.5, 0.6, 0.8, 1.4) | <1.0% | |||
| 2) Any 0ther impurity | <0.5% | |||
| 3) The total of all impurity peaks | <3.0% | |||
| Water | <2.5% | |||
| Residual Solvents | ||||
| Dichloromethane | < 600ppm | |||
| Cyclohexane | < 3880ppm | |||
| Hexane | < 290ppm | |||
| Ethanol | < 5000ppm | |||
| 2-Methoxyethanol | < 50ppm | |||
| Ethyl acetate | < 5000ppm | |||
| Tetrahydrofuran | < 720ppm | |||
| Microbial Limit | ||||
| 1) Bacteria | < 1000/g | |||
| 2) Mold and yeast | < 1000/g | |||
| 3) Escherichia coli | Not detected | |||
| 4) Mildew and mite | Not detected | |||
| Assay | Not less than 950μg and not more than 1020μg of C46H62N4O11 per mg,calculated on the anhydrous basis. | |||
| Certificate of Analysis | Rifabutin COA | |||
| Literature | Rifabutin literature | |||
| MSDS | Rifabutin MSDS | |||
| Related Product | ||||
| Rifamixin (CAS #: 80621-81-4) | ||||
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