3-Amino-7-hydroxy-3,4-dihydroquinolin-2(1H)-one CAS 25795-79-3
| CAS No. | 25795-79-3 |
| Molecular Formula | C9H10N2O2 |
| Molecular Weight | 178.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-Amino-7-hydroxy-3,4-dihydroquinolin-2(1H)-one 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.
CATO supplies 3-Amino-7-hydroxy-3,4-dihydroquinolin-2(1H)-one (CAS 25795-79-3), a certified reference material (molecular formula C9H10N2O2, MW 178.19 g/mol) for analytical method development and quality control.
3-Amino-7-hydroxy-3,4-dihydroquinolin-2(1H)-one (C9H10N2O2) 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. 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 3-Amino-7-hydroxy-3,4-dihydroquinolin-2(1H)-one 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 | C9H10N2O2 |
| Molecular Weight | 178.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 1-(Cyclopropylmethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 2019997-41-0)
- 4-Amino-2-bromo-6-isopropylphenol (CAS 15028-17-8)
- Methyl 2-cyano-3-(1H-pyrrol-2-yl)acrylate (CAS 115324-60-2)
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- 3-(2-(4-Hydroxyphenyl)hydrazono)dihydrofuran-2(3H)-one (CAS 93803-49-7)
- Thiazolo[4,5-d]pyridazin-7(6H)-one (CAS 2138546-89-9)
- Semaglutide Impurity 123 (CAS 71997-93-8)
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