Ethyl 7-Nitro-4-oxo-1,4-dihydroquinoline-3-carboxylate CAS 69994-70-3
| CAS No. | 69994-70-3 |
| Molecular Formula | C12H10N2O5 |
| Molecular Weight | 262.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 7-Nitro-4-oxo-1,4-dihydroquinoline-3-carboxylate is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Ethyl 7-Nitro-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 69994-70-3) is a high-purity analytical reference standard with the molecular formula C12H10N2O5 and a molecular weight of 262.22 g/mol.
Ethyl 7-Nitro-4-oxo-1,4-dihydroquinoline-3-carboxylate (C12H10N2O5) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 Ethyl 7-Nitro-4-oxo-1,4-dihydroquinoline-3-carboxylate 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 | C12H10N2O5 |
| Molecular Weight | 262.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 3-Nitro-1-[2-(4-nitrophenyl)ethyl]-1h-pyrazole (CAS 1240568-27-7)
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Recommended Standards
- Ethyl 6-nitro-2-oxo-1,2-dihydroquinoline-3-carboxylate (CAS 85870-48-0)
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- Ethyl 5-(3-nitrophenyl)oxazole-4-carboxylate (CAS 916674-05-0)
- Ethyl 8-nitro-4-oxo-3,4-dihydroquinoline-3-carboxylate (CAS 94110-86-8)
- N-(tert-butyl)-2-(thietan-3-ylamino)propanamide (CAS 1869364-49-7)
- 2-bromanyl-3-methyl-benzenecarbonitrile 2-bromo-3-methylbenzonitrile 263159-64-4 A818378 (CAS 263159-64-4)
- (Chlorosulphonyl)cyclohexane 4837-38-1 cyclohexanesulfonyl chloride (CAS 4837-38-1)
- n1-(3-(Dimethylamino)propyl)benzene-1,4-diamine dihydrochloride (CAS 1421602-77-8)
- 2-(1-(4-Bromobenzyl)piperidin-3-yl)-1H-benzo[d]imidazole (CAS 887218-37-3)
- Ethyl 2-(2-(butanethioylimino)-3-methyl-2,3-dihydrothiazol-4-yl)acetate (CAS 329698-59-1)
- 2,6-Difluoro-N-propylbenzamide (CAS 1343286-93-0)
- 1-Benzyl-4-methoxy-5-azaindole (CAS 1082041-21-1)
- 4-Propoxy-N-((tetrahydrofuran-2-yl)methyl)naphthalene-1-sulfonamide (CAS 902249-26-7)
- C-Peptide 2 (rat) (CAS 41594-08-5)
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