4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2,5-difluorobenzoic acid CAS 2243515-97-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2243515-97-9 |
| Molecular Formula | C22H15F2NO4 |
| Molecular Weight | 395.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2,5-difluorobenzoic acid (CAS 2243515-97-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H15F2NO4. Molecular weight: 395.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H15F2NO4 |
| Molecular Weight | 395.36 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related H Standards
- 5-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-2,4-difluorobenzoic acid (CAS 1341609-04-8)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4,5-difluorobenzoic acid (CAS 1343071-33-9)
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2,6-difluorobenzoic acid (CAS 1872019-51-6)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3,5-difluorobenzoic acid (CAS 2243515-56-0)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3,6-difluorobenzoic acid (CAS 2243507-97-1)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4,6-difluorobenzoic acid (CAS 2243508-83-8)
- 4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3,5-difluorobenzoic acid (CAS 2243512-53-8)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(allyloxy)-4-oxobutanoic acid (CAS 283170-10-5)
Recommended Standards
- 3-Amino-6-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 625377-77-7)
- 2-((1-Phenyl-1H-tetrazol-5-yl)thio)-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 303091-88-5)
- 4-Nitrophenyl 2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-5-carboxylate (CAS 496854-73-0)
- 4,4-Bis(ethoxymethyl)cyclohexan-1-one (CAS 1628927-31-0)
- (2,3-Dichlorophenyl)hydrazine (CAS 13147-14-3)
- 1-(4-Bromo-2-nitrophenyl)-4-methylpiperazine (CAS 1304356-49-7)
- 2-(4-Chlorobenzamido)hexanoic acid (CAS 34337-17-2)
- 4-(3-Chlorophenyl)tetrahydro-2H-pyran-4-carbaldehyde (CAS 902836-60-6)
- Nicotine EP Impurity G (CAS 494-52-0)
- Semaglutide impurity 59 (CAS CATO-C4X-222659)
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