10-(Pyridin-3-yl)-2,3,6,7-tetrahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11(5H)-one CAS 87349-92-6
| CAS No. | 87349-92-6 |
| Molecular Formula | C20H18N2O2 |
| Molecular Weight | 318.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 10-(Pyridin-3-yl)-2,3,6,7-tetrahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11(5H)-one.
10-(Pyridin-3-yl)-2,3,6,7-tetrahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11(5H)-one (CAS 87349-92-6) is a high-purity analytical reference standard with the molecular formula C20H18N2O2 and a molecular weight of 318.37 g/mol.
10-(Pyridin-3-yl)-2,3,6,7-tetrahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11(5H)-one (C20H18N2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, 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.
As a certified reference material (CRM), 10-(Pyridin-3-yl)-2,3,6,7-tetrahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinolin-11(5H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H18N2O2 |
| Molecular Weight | 318.37 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 1-Benzyl-N-methyl-2-oxo-N-phenyl-1,2-dihydropyridine-3-carboxamide (CAS 338755-17-2)
- 1-Methyl-1,2,3,4-tetrahydropyrido[2,3-b]pyrazine (CAS 933733-84-7)
- N-Butyl-2-piperidinecarboxamide hydrochloride (CAS 1236262-34-2)
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- 1-(2-(tert-Butoxy)-2-oxoethyl)piperidine-4-carboxylic acid (CAS 193903-41-2)
- methyl 4-formyl-3-methyl-1H-pyrrole-2-carboxylate (CAS 1803589-57-2)
- 4-Chloro-3-(3,4-methylenedioxyphenyl)benzoic acid (CAS 1181596-03-1)
- Ethyl 2-{4-[4-(benzyloxy)phenyl]-3-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl}acetate (CAS 860784-77-6)
- 3-(Tert-butyl) 1-methyl 3-azabicyclo[3.2.1]Octane-1,3-dicarboxylate (CAS 2114966-31-1)
- 2-(Phenylcarbamothioyl)hydrazine-1-carboxamide (CAS 10153-16-9)
- Tau Peptide (337-368) (Repeat 4 Domain) trifluoroacetate salt (CAS 330456-27-4)
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