Ethyl 2-(5-Fluoro-3-indolyl)-2-oxoacetate CAS 127561-11-9
| CAS No. | 127561-11-9 |
| Molecular Formula | C12H10FNO3 |
| Molecular Weight | 235.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Ethyl 2-(5-Fluoro-3-indolyl)-2-oxoacetate 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.
Ethyl 2-(5-Fluoro-3-indolyl)-2-oxoacetate (CAS 127561-11-9) is a high-purity analytical reference standard with the molecular formula C12H10FNO3 and a molecular weight of 235.21 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, Ethyl 2-(5-Fluoro-3-indolyl)-2-oxoacetate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 235.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C12H10FNO3 |
| Molecular Weight | 235.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- 3-(6-Fluoro-2-oxo-1,2-dihydroquinolin-3-yl)propanoic acid (CAS 1017249-93-2)
- 1-Ethyl-8-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 1018135-10-8)
- 1-(3-Fluoro-4-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1031578-62-7)
- 2-(8-Fluoro-2-methyl-4-oxoquinolin-1(4H)-yl)acetic acid (CAS 1083197-24-3)
- 1-(2-Fluoro-4-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1094373-32-6)
- Methyl 2-(6-fluoro-4-oxoquinolin-1(4H)-yl)acetate (CAS 1171941-16-4)
- 1-(4-Fluoro-3-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1239728-42-7)
- Methyl 6-fluoro-4-methoxyquinoline-2-carboxylate (CAS 1260877-10-8)
Recommended Standards
- 3-(6-Fluoro-4-oxoquinolin-1(4H)-yl)propanoic acid (CAS 1267499-14-8)
- Ethyl 5-(2-fluorophenyl)oxazole-4-carboxylate (CAS 127919-29-3)
- ethyl 5-(3-fluorophenyl)-1,3-oxaZole-4-carboxylate (CAS 127919-30-6)
- 1-[2-(2-fluorophenyl)-2-oxoethyl]pyrrolidine-2,5-dione (CAS 1258652-22-0)
- 1-Ethylindolin-4-amine (CAS 1368915-44-9)
- Propionylpromazine-API (CAS 3568-24-9)
- Benzenamine, 4-[(4-aminocyclohexyl)methyl]- (CAS 28480-77-5)
- Ethyl 2-hydroxy-3-nitrobenzoate (CAS 90564-38-8)
- N-(3-((dimethylamino)methyl)benzyl)propan-2-amine (CAS 920481-71-6)
- Bis(pyridin-3-ylmethyl)amine (CAS 1656-94-6)
- Cis-3-(benzyloxy)cyclobutan-1-amine hydrochloride (CAS 1349184-61-7)
- (3-Amino-1-methyl-1H-pyrazol-5-yl)(2-methyl-1H-imidazol-1-yl)methanone (CAS 1856046-43-9)
- 1-([1,2,4]Triazolo[4,3-b]pyridazin-6-yl)piperidin-3-amine (CAS 2059933-08-1)
- FLAG Epitope Peptide (CAS 98849-88-8)
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