2-Quinolinecarboxylic acid, 6-hydroxy-, ethyl ester 883311-73-7 CTK3B3691 CAS 883311-73-7
| CAS No. | 883311-73-7 |
| Molecular Formula | C11H9NO3 |
| Molecular Weight | 203.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Quinolinecarboxylic acid, 6-hydroxy-, ethyl ester 883311-73-7 CTK3B3691 (CAS 883311-73-7), molecular formula C11H9NO3 and molecular weight 203.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H9NO3, 2-Quinolinecarboxylic acid, 6-hydroxy-, ethyl ester 883311-73-7 CTK3B3691 contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 203.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 2-Quinolinecarboxylic acid, 6-hydroxy-, ethyl ester 883311-73-7 CTK3B3691 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 | C11H9NO3 |
| Molecular Weight | 203.19 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Quinolinecarboxylic Standards
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Recommended Standards
- 57278-42-9 5863AE 8-Methyl-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid C11H9NO3 (CAS 57278-42-9)
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- 4'-chloro-3',5'-dinitroacetophenone 5326-89-6 AR-1G1620 (CAS 5326-89-6)
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