7-Bromo-2-(di-t-butoxycarbonylamino)quinazoline CAS 1820683-11-1
| CAS No. | 1820683-11-1 |
| Molecular Formula | C18H22BrN3O4 |
| Molecular Weight | 424.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Bromo-2-(di-t-butoxycarbonylamino)quinazoline (CAS 1820683-11-1), molecular formula C18H22BrN3O4 and molecular weight 424.29 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H22BrN3O4, 7-Bromo-2-(di-t-butoxycarbonylamino)quinazoline contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 424.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
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 7-Bromo-2-(di-t-butoxycarbonylamino)quinazoline 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 | C18H22BrN3O4 |
| Molecular Weight | 424.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 1,5-NAphthalenebis(trifluoromethanesulfonate) (CAS 152873-79-5)
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- 2-(2,2-dimethyl-3-((3,3,3-trifluoro-2-hydroxy-2-(trifluoromethyl)propanoyl)oxy)propoxy)-2-oxoethyl methacrylate (CAS 1366597-05-8)
- 1,3-Dibromo-2-methoxybenzene (CAS 38603-09-7)
- Ethyl 4-((2,4-dichlorophenyl)thio)-2-phenylpyrimidine-5-carboxylate (CAS 477854-69-6)
- 2-(3,4-Dimethylphenyl)propan-2-amine hydrochloride (CAS 1082458-56-7)
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