5-Methoxyquinazolin-4-amine CAS 885277-54-3
| CAS No. | 885277-54-3 |
| Molecular Formula | C9H9N3O |
| Molecular Weight | 175.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H9N3O, 5-Methoxyquinazolin-4-amine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 175.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-Methoxyquinazolin-4-amine (CAS 885277-54-3), molecular formula C9H9N3O and molecular weight 175.19 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Methoxyquinazolin-4-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 | C9H9N3O |
| Molecular Weight | 175.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Methoxyquinazolin Standards
- 4-Methoxyquinazolin-6-amine (CAS 1341366-12-8)
- 4-Methoxyquinazolin-7-amine (CAS 1556373-89-7)
- 4-Methoxyquinazolin-8-amine (CAS 653577-05-0)
- 6-Methoxyquinazolin-5-amine (CAS 87039-49-4)
- 6-Methoxyquinazolin-7-amine (CAS 919769-93-0)
- 6-Methoxyquinazolin-8-amine (CAS 413608-31-8)
- 7-Methoxyquinazolin-2-amine (CAS 709-02-4)
- 7-Methoxyquinazolin-4-amine (CAS 21560-97-4)
Recommended Standards
- 5-Methoxy-2,3-dihydro-1H-pyrrolo[2,3-c]pyridine-7-carbonitrile (CAS 727993-76-2)
- 5-Methoxyquinoxalin-2-amine (CAS 659729-75-6)
- 5-Imino-2,3-dimethyl-5H-pyrrolo[3,4-b]pyrazin-7-amine (CAS 55408-62-3)
- 5-Methyl-1-phenyl-1,2-dihydro-3H-1,2,4-triazol-3-one (CAS 37039-02-4)
- Ethyl 6-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylate (CAS 16867-53-1)
- 7-Bromoindolin-2-one (CAS 320734-35-8)
- (5-Cyclopropylpyridin-3-yl)boronic acid (CAS 1044210-58-3)
- 3-(4-Butoxy-1,2,5-thiadiazol-3-yl)aniline (CAS 1365957-26-1)
- 2-ethenylfuran-3-carboxylic acid (CAS 1467773-65-4)
- 4-(Benzyloxy)-3,3-dimethyl-2-butanone (CAS 61674-96-2)
- (E)-pentafluoro(4-nitro-3-styrylphenyl)-lambda6-sulfane (CAS 1402089-64-8)
- 4-Chloro-n-ethyl-2-iodobenzenesulfonamide (CAS 271796-67-9)
- N-(1-methylpiperidin-4-yl)piperidine-4-carboxamide (CAS 1096312-40-1)
- Endo-38a-Pro-Exenatide trifluoroacetate salt (CAS 1678416-95-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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