4-O-(Carboxymethyl)rifamycin
- CAS NO.：13929-35-6
- Empirical Formula: C39H49NO14
- Molecular Weight: 755.8
- EINECS: 237-697-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-15 10:43:33
What is 4-O-(Carboxymethyl)rifamycin?
The Uses of 4-O-(Carboxymethyl)rifamycin
A Rifamycin (R508200) derivative as antibacterial agent.
The Uses of 4-O-(Carboxymethyl)rifamycin
Rifamycin B (Rifaximin EP Impurity B) is a Rifamycin (R508200) derivative as antibacterial agent.
What are the applications of Application
Rifamycin B is Rifamycin B is a Rifamycin derivative used as antibacterial agent
Definition
ChEBI: Rifamycin B is a carboxylic acid, an acetate ester, an organic heterotetracyclic compound and a member of rifamycins. It is a conjugate acid of a rifamycin B(2-).
Purification Methods
Rifamycin B forms yellow needles from *C6H6. Its solubilities are: H2O (0,027%), MeOH (2.62%) and EtOH (0.44%). It has UV max at 223, 304 and 245nm (A 1cm 555, 275 and 220). [Oppolzer & Prelog Helv Chim Acta 56 2287 1973, Oppolzer et al. Experientia 20 336 1964, X-ray: Brufani et al. Experientia 20 339 1964.]
Properties of 4-O-(Carboxymethyl)rifamycin
| Melting point: | 300° (dec 160-164°) |
| Boiling point: | 730.16°C (rough estimate) |
| alpha | D20 -11° (methanol) |
| Density | 1.2421 (rough estimate) |
| refractive index | 1.5350 (estimate) |
| solubility | DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly, Sonicated) |
| form | neat |
| pka | 2.69±0.10(Predicted) |
| BRN | 604953 |
| Stability: | Unstable in solution |
Safety information for 4-O-(Carboxymethyl)rifamycin
Computed Descriptors for 4-O-(Carboxymethyl)rifamycin
New Products
Cyclopropane-1,1-dicarboxylic acid Cefuroxime EP Impurity-A N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity tert-Butyl (2S)-[1-amino-3-(4-iodophenyl)-1-oxopropan-2-yl]carbamate 4-amino-2-fluoro-N- methylbenzamide 5-Chloro-3- Methyl -1,3-2-benzoxazol-2(3H)-one N-(2-chloropyrimidin-4-yl)-N,2,3- trimethyl-2H- indazol 6-amine N-Boc-1,4-butanediamine 4-Bromo-2-fluoro-N-methylbenzamide valeronitrile 3-chlorobenzyl cyanide 3,4 Dimethoxy Benzylcyanide 3,4 Diethoxy Benzylcyanide 2-Chloro Benzylcyanide 3-Hydroxypropionitrile 5-azidovalericacid 6,6'-bis(difluoromethoxy)-2,2'-bis((3,4-dimethoxypyridin-2-yl)methylsulfinyl)-1H,1'H-5,5'-bibenzo[d]imidazole (1-((2'-(2-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (1-((2'-(1-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-1H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (4-Methoxyphenyl) hydrazine HydrochlorideRelated products of tetrahydrofuran
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