1-Ethyl-6-fluoro-4-oxo-7-(piperidin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid CAS 70459-02-8
| CAS No. | 70459-02-8 |
| Molecular Formula | C17H19FN2O3 |
| Molecular Weight | 318.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 318.34 g/mol gives 1-Ethyl-6-fluoro-4-oxo-7-(piperidin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-Ethyl-6-fluoro-4-oxo-7-(piperidin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (CAS 70459-02-8), molecular formula C17H19FN2O3 and molecular weight 318.34 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 1-Ethyl-6-fluoro-4-oxo-7-(piperidin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (C17H19FN2O3) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-Ethyl-6-fluoro-4-oxo-7-(piperidin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C17H19FN2O3 |
| Molecular Weight | 318.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 6-Fluoro-1-methyl-7-(4-methylpiperidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 1031989-25-9)
- 2-Fluoro-4-[(5-hydroxypentyl)oxy][1,1-biphenyl]-4-carboxylic acid (CAS 477860-06-3)
- Ethyl 6-fluoro-1-methyl-4-oxo-7-(pyrrolidin-1-yl)-1,4-dihydroquinoline-3-carboxylate (CAS 950270-58-3)
- Methyl 2-((7-fluoro-1,1-dioxido-4H-benzo[e][1,2,4]thiadiazin-3-yl)thio)propanoate (CAS 899966-45-1)
- 2-Fluoro-5-methoxy-4-(thieno[2,3-d]pyrimidin-4-ylamino)benzamide (CAS 917908-32-8)
- 5-Fluoro-2-methoxy-N-(2-morpholinoethyl)benzenesulfonamide (CAS 878655-56-2)
- 3-Fluoro-N-[2-(1-piperidinyl)ethyl]-5-(trifluoromethyl)benzamide (CAS 220545-44-8)
- 2-{[(3-fluoro-4-methoxyphenyl)methyl]sulfanyl}-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 790264-85-6)
Recommended Standards
- 1-[(4-Fluorophenyl)methyl]-5-(4-methylphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 338964-92-4)
- 2-(3,5-Dimethylphenoxy)-6-(4-fluorophenyl)nicotinonitrile (CAS 252060-00-7)
- 1,2,3,4,5-Pentachloro-6-trifluoromethyl-benzene (CAS 384-83-8)
- [4-(difluoromethyl)-2-oxabicyclo[2.1.1]hexan-1-yl]methyl 4-methylbenzenesulfonate (CAS 2757959-34-3)
- N-(pyridin-3-ylmethyl)-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-amine (CAS 339017-43-5)
- 1'-Azaspiro[oxirane-2,3'-bicyclo[2.2.2]octane] (CAS 41353-91-7)
- 1-(2-(Pyridin-3-yl)thiazol-5-yl)ethan-1-one (CAS 478064-96-9)
- Nemonoxacin Impurity 117 (CAS CATO-C4X-3128117)
- 1-[(6-Chloropyridin-3-yl)methyl]piperidine-3-carboxylic acid (CAS 1119499-71-6)
- 5-(1-Phenylethyl)-1,3,4-thiadiazol-2-amine (CAS 88742-94-3)
- 2-Deoxyuridine-5,5-d (CAS 478511-30-7)
- 3-bromo-2-methoxy-4-methyl-5-nitropyridine (CAS 1254163-76-2)
- 12:0-13:0PG (CAS 1246304-49-3)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
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