1-(2-Fluorobenzyl)-3-formyl-1H-indole-2-carboxylic acid CAS 903159-98-8
| CAS No. | 903159-98-8 |
| Molecular Formula | C17H12FNO3 |
| Molecular Weight | 297.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C17H12FNO3, 1-(2-Fluorobenzyl)-3-formyl-1H-indole-2-carboxylic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 297.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-(2-Fluorobenzyl)-3-formyl-1H-indole-2-carboxylic acid (CAS 903159-98-8) is a high-purity analytical reference standard with the molecular formula C17H12FNO3 and a molecular weight of 297.28 g/mol.
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.
As a certified reference material (CRM), 1-(2-Fluorobenzyl)-3-formyl-1H-indole-2-carboxylic acid 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 | C17H12FNO3 |
| Molecular Weight | 297.28 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Fluorobenzyl Standards
- N-(3-Fluorobenzyl)-3-(trifluoromethyl)benzamide (CAS 1390627-99-2)
- 4-(2-Fluorobenzyl)-6,7-dimethoxyisoquinoline (CAS 61190-18-9)
- 4-(3-Fluorobenzyl)-6,7-dimethoxyisoquinoline (CAS 61190-19-0)
- 1-(4-Fluorobenzyl)-3-(1-methyl-1H-indol-3-yl)urea (CAS 941879-35-2)
- 3-((2-Fluorobenzyl)thio)-6-(pyridin-2-yl)pyridazine (CAS 893993-99-2)
- 3-((3-Fluorobenzyl)thio)-6-(pyridin-3-yl)pyridazine (CAS 872701-39-8)
- 3-((4-Fluorobenzyl)thio)-6-(pyridin-2-yl)pyridazine (CAS 893994-17-7)
- 3-((4-Fluorobenzyl)thio)-6-(pyridin-3-yl)pyridazine (CAS 872701-40-1)
Recommended Standards
- (((1,1-Dioxidobenzo[b]thiophen-2-yl)methoxy)carbonyl)glycine (CAS 197245-13-9)
- 2-(((4-Methoxyphenyl)sulfonyl)methyl)-5-nitrofuran (CAS 61266-76-0)
- 5-(Benzyloxy)-2-(2-fluoropyridin-4-yl)pyrimidin-4(3H)-one (CAS 1956376-23-0)
- 2-(2H-1,3-Benzodioxol-5-yl)-4-(4-fluorophenyl)-4-oxobutanenitrile (CAS 329701-01-1)
- 19-Carboxy Cholesterol (CAS 26319-96-0)
- 2-((4-Chlorobenzyl)oxy)-6-fluorobenzonitrile (CAS 175204-10-1)
- Carbonic acid, diethyl ester, polymer with 2,2'-[1,2-ethanediylbis(oxy)]bis[ethanol] and 1,6-hexanediol (CAS 198423-75-5)
- (2-Methyl-4-(3-methylpiperidin-1-yl)phenyl)boronic acid (CAS 2225153-55-7)
- [(4-phenyl-5-thioxo-4,5-dihydro-1,3,4-thiadiazol-2-yl)thio]acetic acid (CAS 757220-14-7)
- Cefazolin Impurity 77 (CAS CATO-C4X-157777)
- Gabapentin Impurity 26 (CAS CATO-C4X-165426)
- 6-Bromo-3-phenyl-1H-indazole (CAS 885271-16-9)
- 4-Bromo-5-fluoro-2-nitroanisole (CAS 1352244-77-9)
- Tirzepatide Impurity 17 (CAS CATO-C4X-324017)
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