1-(2-Chloro-4-fluorobenzyl)-3-formyl-6-methoxy-1H-indole-2-carboxylic acid CAS 1243023-71-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1243023-71-3 |
| Molecular Formula | C18H13ClFNO4 |
| Molecular Weight | 361.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Chloro-4-fluorobenzyl)-3-formyl-6-methoxy-1H-indole-2-carboxylic acid (CAS 1243023-71-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H13ClFNO4. Molecular weight: 361.75 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H13ClFNO4 |
| Molecular Weight | 361.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
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- 4-((3-Chloro-2-fluorophenyl)amino)-7-methoxyquinazolin-6-yl acetate (CAS 740081-22-5)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)-2-(cyclopropylmethyl)-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860789-13-5)
- 7-Chloro-5-(2-Fluorophenyl)-3-Methyl-2-(Nitromethylene)-2,3-Dihydro-1H-1,4-Benzodiazepine-4-Oxide (CAS 59469-63-5)
- 7-Chloro-5-fluoro-2-({[4-(trifluoromethyl)phenyl]methyl}sulfanyl)-1,3-benzoxazole (CAS 866010-51-7)
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Recommended Standards
- Efavirenz Impurity 7 (CAS 211563-41-6)
- N-(1-(tert-Butyl)-4-(5-chloro-2-hydroxyphenyl)-1H-pyrazol-3-yl)-2,2,2-trifluoroacetamide (CAS 1958100-69-0)
- 5-Bromo-6-chloro-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]pyridine (CAS 2412348-14-0)
- (2R,3S,4R)-4-(Benzyloxy)-2-(hydroxymethyl)-3,4-dihydro-2H-pyran-3-ol (CAS 58871-08-2)
- 5-Methylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid (CAS 1011363-90-8)
- Methyl 4-Bromothiophene-3-carboxylate (CAS 78071-37-1)
- ZL0420, >98% (HPLC) (CAS 2230496-80-5)
- 2-azaspiro[3.3]heptan-5-ol hydrochloride (CAS 2173991-60-9)
- (S)-2-(4-(5,6,7,8-tetrahydroquinolin-8-ylamino)butyl)isoindoline-1,3-dione (CAS 558444-72-7)
- Semaglutide impurity 214 (CAS CATO-C4X-2226214)
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