5-((Tert-butoxycarbonyl)amino)-2,4-difluorobenzoic acid CAS 1184040-27-4
| CAS No. | 1184040-27-4 |
| Molecular Formula | C12H13F2NO4 |
| Molecular Weight | 273.23 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.
5-((Tert-butoxycarbonyl)amino)-2,4-difluorobenzoic acid (CAS 1184040-27-4), molecular formula C12H13F2NO4 and molecular weight 273.23 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-((Tert-butoxycarbonyl)amino)-2,4-difluorobenzoic acid (C12H13F2NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 273.23 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 5-((Tert-butoxycarbonyl)amino)-2,4-difluorobenzoic acid 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.
Physical & Chemical Properties
| Molecular Formula | C12H13F2NO4 |
| Molecular Weight | 273.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Tert Standards
- 4-((tert-Butoxycarbonyl)amino)-2,6-difluorobenzoic acid (CAS 150460-57-4)
- 6-((tert-Butoxycarbonyl)amino)-2,3-difluorobenzoic acid (CAS 172409-68-6)
- 3-((tert-Butoxycarbonyl)amino)-2,6-difluorobenzoic acid (CAS 1878862-57-7)
- 2-((tert-Butoxycarbonyl)amino)-3,5-difluorobenzoic acid (CAS 2248365-37-7)
- 2-((Tert-butoxycarbonyl)amino)-4,5-difluorobenzoic acid (CAS 226250-01-7)
- 4-((tert-Butoxycarbonyl)amino)-3,5-difluorobenzoic acid (CAS 2248393-49-7)
- 1-(Tert-butoxycarbonyl)-4-(methoxycarbonyl)pyrrolidine-2-carboxylic acid (CAS 125629-89-2)
- 1-(tert-Butoxycarbonyl)-2-methylpyrrolidine-3,4-dicarboxylic acid (CAS 1445950-99-1)
Recommended Standards
- 2-[3-(Trifluoromethyl)phenyl]-1,3-thiazole-4-carboxylic acid (CAS 115311-32-5)
- 1-Acetyl-1,2,3,6-tetrahydropyridin-4-yl trifluoromethanesulfonate (CAS 1227177-83-4)
- 2-(2-(Trifluoromethyl)phenyl)thiazole-4-carboxylic acid (CAS 1094263-34-9)
- (3-Bromophenyl)(hexyl)sulfane (CAS 1332347-76-8)
- Ethyl 3-hydroxy-5-methylhexanoate (CAS 40309-43-1)
- 3-(1-{[(9H-fluoren-9-yl)methoxy]carbonyl}piperidin-3-yl)-1H-pyrazole-4-carboxylic acid (CAS 2091893-43-3)
- 1-Bromo-3-(4-bromobutyl)benzene (CAS 109757-62-2)
- 2-Amino-3-methylpentanamide (CAS 26433-54-5)
- Triphenylstannyldimethylvinylsilane (CAS 210362-73-5)
- 4-((3-(2,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)methoxy)benzaldehyde (CAS 1707609-24-2)
- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(4-fluorophenyl)butanoic acid (CAS 1260590-83-7)
- 1-(2-Cyclopropyl-5,6-dimethylpyrimidin-4-yl)pyrrolidin-3-amine (CAS 1708370-67-5)
- 2-(Aminomethyl)pyrimidin-4-amine (CAS 933686-45-4)
- Semaglutide impurity 77 (CAS CATO-C4X-222677)
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