2-((2-Chloro-4-fluoronaphthalen-1-yl)amino)benzoic acid CAS 51670-27-0
| CAS No. | 51670-27-0 |
| Molecular Formula | C17H11ClFNO2 |
| Molecular Weight | 315.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-((2-Chloro-4-fluoronaphthalen-1-yl)amino)benzoic acid (CAS 51670-27-0) is a high-purity analytical reference standard with the molecular formula C17H11ClFNO2 and a molecular weight of 315.73 g/mol.
Structurally, 2-((2-Chloro-4-fluoronaphthalen-1-yl)amino)benzoic acid (C17H11ClFNO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 315.73 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2-((2-Chloro-4-fluoronaphthalen-1-yl)amino)benzoic 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 | C17H11ClFNO2 |
| Molecular Weight | 315.73 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 |
| 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.) | 1971 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
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Recommended Standards
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- 5-(2-Chlorophenyl)-N-(2-fluorophenyl)furan-2-carboxamide (CAS 618400-50-3)
- (5-Amino-1-(2-fluorophenyl)-1H-pyrazol-4-yl)(2-chlorophenyl)methanone (CAS 618091-82-0)
- Methyl 6-hydroxy-1H-indazole-3-carboxylate (CAS 1082040-54-7)
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- 5-Chloro-4-hydrazinyl-6-methylpyrimidine (CAS 381688-55-7)
- 4-(bromomethyl)furan-2-sulfonamide (CAS 1955520-01-0)
- 2-Amino-4-fluoro-5-nitrobenzoic acid (CAS 1194097-41-0)
- ethyl 4-[amino-[(2-methylpropan-2-yl)oxycarbonyl]amino]benzoate (CAS 380383-79-9)
- N-(tert-butyl)-2,6-dichloronicotinamide (CAS 1334612-24-6)
- DT204 (CAS 428497-71-6)
- Methyl (methyl 3-deoxy-D-arabino-hept-2-ulopyranosid)onate (CAS 85549-51-5)
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