2-(4-Amino-2-chlorophenyl)benzo[d]oxazol-5-amine CAS 952933-65-2
| CAS No. | 952933-65-2 |
| Molecular Formula | C13H10ClN3O |
| Molecular Weight | 259.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Amino-2-chlorophenyl)benzo[d]oxazol-5-amine (CAS 952933-65-2), molecular formula C13H10ClN3O and molecular weight 259.69 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H10ClN3O, 2-(4-Amino-2-chlorophenyl)benzo[d]oxazol-5-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 259.69 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.
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.
CATO manufactures 2-(4-Amino-2-chlorophenyl)benzo[d]oxazol-5-amine 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 | C13H10ClN3O |
| Molecular Weight | 259.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Amino Standards
- N-(4-Amino-5-(4-chlorobenzyl)pyrimidin-2-yl)cyanamide (CAS 143946-61-6)
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- 2-(3-Amino-4-chlorophenyl)benzo[d]oxazol-5-amine (CAS 952948-88-8)
- 5-Acetyl-4-amino-1-(3-chlorophenyl)-1H-pyrrole-3-carbonitrile (CAS 889997-88-0)
- 6-amino-5-(chloroacetyl)-1-isobutylpyrimidine-2,4(1H,3H)-dione (CAS 941190-92-7)
- Methyl 2-Amino-2-(2-chloro-4,5-dimethoxyphenyl)acetate (CAS 2112057-70-0)
- methyl 2-amino-4-(2-chloroethoxy)-5-methoxybenzoate (CAS 214470-60-7)
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Recommended Standards
- 2-(4-Chloro-2-methoxyphenyl)-1H-imidazo[4,5-c]pyridine (CAS 87359-22-6)
- 2-(2-Chloroethyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione (CAS 74732-00-6)
- 2-(4-Chlorophenyl)-1-methoxy-1H-imidazo[4,5-b]pyridine (CAS 339010-07-0)
- 2-(2-Benzimidazolylamino)-4-chloro-6-methylpyrimidine (CAS 42389-34-4)
- 1-(2-hydroxyethyl)cyclopropan-1-ol (CAS 128312-78-7)
- Gliclazide Impurity 4 (CAS 5219-81-8)
- 4-Ethoxy-6-methyl-1,3,5-triazin-2-amine (CAS 3882-66-4)
- N-Nitroso Amoxicillin Dimer Impurity 82 (CAS CATO-C4X-114882)
- S-(Pyridin-2-yl) 3-methylbutanethioate (CAS 139007-44-6)
- 1-(3-Chloro-2-fluorophenyl)cyclopropanamine (CAS 1227418-16-7)
- 2-(Aminomethyl)-6-cyano-3-(difluoromethyl)pyridine-4-carboxaldehyde (CAS 1805982-33-5)
- 4-Methyl-4-piperidinecarboxylic Acid (CAS 162648-32-0)
- 1-Butyl-3-hydroxy-3-(5-phenyl-1,3,4-oxadiazol-2-yl)indolin-2-one (CAS 730972-91-5)
- Mast Cell Degranulating Peptide HR-1 (CAS 80533-94-4)
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