Ethyl 3-(2-ethoxy-2-oxoethoxy)pyrido[1,2-a]indole-10-carboxylate CAS 478067-92-4
| CAS No. | 478067-92-4 |
| Molecular Formula | C19H19NO5 |
| Molecular Weight | 341.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Ethyl 3-(2-ethoxy-2-oxoethoxy)pyrido[1,2-a]indole-10-carboxylate (CAS 478067-92-4) is a high-purity analytical reference standard with the molecular formula C19H19NO5 and a molecular weight of 341.36 g/mol.
Ethyl 3-(2-ethoxy-2-oxoethoxy)pyrido[1,2-a]indole-10-carboxylate (C19H19NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. 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).
CATO manufactures Ethyl 3-(2-ethoxy-2-oxoethoxy)pyrido[1,2-a]indole-10-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 | C19H19NO5 |
| Molecular Weight | 341.36 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, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Benzyl 4-(2-ethoxy-2-oxoethyl)-3,3-difluoropiperidine-1-carboxylate (CAS 1334417-71-8)
- 4-((3-Ethoxy-4-hydroxybenzylidene)amino)-3-(pyridin-2-yl)-1H-1,2,4-triazole-5(4H)-thione (CAS 497823-88-8)
- 2-(2-Ethoxy-4-formylphenoxy)-N-(2-isopropylphenyl)acetamide (CAS 591723-68-1)
- 2-Butyl-3-ethoxy-N-(furan-2-ylmethyl)-2H-indazole-6-carboxamide (CAS 919107-20-3)
- 2-Ethoxy-5-{[(thiophen-2-yl)methyl]sulfamoyl}benzoic acid (CAS 866156-10-7)
- 4-Ethoxy-5-isopropyl-2-methyl-N-((tetrahydrofuran-2-yl)methyl)benzenesulfonamide (CAS 898647-45-5)
- 2-Ethoxy-4-formylphenyl 4-chlorobenzenesulfonate (CAS 432014-73-8)
- 2-Ethoxy-5-(nicotinamido)benzene-1-sulfonyl chloride (CAS 680618-09-1)
Recommended Standards
- Ethyl (4-(((3S,4S,5S,6R)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)benzyl)carbamate (CAS 208346-80-9)
- Fmoc-2-amino-3-methoxypropionic acid (CAS 215189-51-8)
- Benzyl (S)-2-(((benzyloxy)carbonyl)amino)-4-oxobutanoate (CAS 58578-45-3)
- Luteoreticulin (CAS 22388-89-2)
- 4-((1H-Benzo[d]imidazol-1-yl)methyl)thiophene-2-carbaldehyde (CAS 883291-27-8)
- L-Alanyl-L-alanyl-L-alanyl-L-alanyl-L-alanyl-L-alanyl-L-alaninamide (CAS 669051-31-4)
- 2-(Dibenzo[b,d]furan-2-yl)ethan-1-amine (CAS 108123-77-9)
- 2-(3-Fluoro-4-methoxyphenyl)pyridine (CAS 1443339-94-3)
- Ethyl 2-amino-4-(2,3-dichlorophenyl)thiophene-3-carboxylate (CAS 1101067-95-1)
- (E)-(3-(3-fluorophenyl)acryloyl)glycine (CAS 853355-85-8)
- tetrahydro-3-(2-propyn-1-yl)-2H-Pyran-3-carboxylic acid (CAS 1698807-55-4)
- <I>n </I>-propionyl-CoA lithium salt (CAS 108321-21-7)
- 3-Cyano-5-fluorobenzoic Acid Methyl Ester (CAS 886732-29-2)
- Endo-Pro36-Tirzepatide (CAS CATO-CPTD788688)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com