6-Bromo-2-morpholino-N-(4-nitrophenyl)quinazolin-4-amine CAS 75426-59-4
| CAS No. | 75426-59-4 |
| Molecular Formula | C18H16BrN5O3 |
| Molecular Weight | 430.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 6-Bromo-2-morpholino-N-(4-nitrophenyl)quinazolin-4-amine (C18H16BrN5O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 430.26 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
6-Bromo-2-morpholino-N-(4-nitrophenyl)quinazolin-4-amine (CAS 75426-59-4), molecular formula C18H16BrN5O3 and molecular weight 430.26 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.
As a certified reference material (CRM), 6-Bromo-2-morpholino-N-(4-nitrophenyl)quinazolin-4-amine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C18H16BrN5O3 |
| Molecular Weight | 430.26 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 5 |
Related Bromo Standards
- Ethyl 6-bromo-4-(4-methyl-3-nitrophenylamino)quinoline-3-carboxylate (CAS 1415562-32-1)
- (S)-4-(3-Bromo-4-nitrophenyl)-1-(tert-butoxy-carbonyl)piperazine-2-carboxylic acid 1786548-43-3 (CAS 1786548-43-3)
- (S)-4-(4-Bromo-2-nitrophenyl)-1-(tert-butoxy-carbonyl)piperazine-2-carboxylic acid 1786811-31-1 (CAS 1786811-31-1)
- (S)-4-(5-Bromo-2-nitrophenyl)-1-(tert-butoxy-carbonyl)piperazine-2-carboxylic acid 1786843-00-2 (CAS 1786843-00-2)
- (S)-4-(2-Bromo-6-nitrophenyl)-1-(tert-butoxy-carbonyl)piperazine-2-carboxylic acid 1786899-70-4 (CAS 1786899-70-4)
- (S)-4-(3-Bromo-2-nitrophenyl)-1-(tert-butoxy-carbonyl)piperazine-2-carboxylic acid 1787071-90-2 (CAS 1787071-90-2)
- (S)-4-(2-Bromo-4-nitrophenyl)-1-(tert-butoxy-carbonyl)piperazine-2-carboxylic acid 1787187-75-0 (CAS 1787187-75-0)
- 1025703-18-7 4-bromo-5-({2-[(1Z)-1-(methoxyimino)ethyl]phenoxy}methyl)-1-methyl-2-phenyl-2,3-dihydro-1H-pyrazol-3-one MS-6711 (CAS 1025703-18-7)
Recommended Standards
- 3-(2-(4-((3,4-Dichlorobenzyl)oxy)phenyl)-2-oxoethoxy)-4-fluorobenzonitrile (CAS 1246828-94-3)
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- Dotinurad Impurity 236 (CAS CATO-C4X-2494236)
- 2-(4-Bromophenyl)-N-(2-(3-(4-fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)acetamide (CAS 921851-24-3)
- 2-Amino-2-(cyclohex-2-en-1-yl)acetic acid (CAS 62090-88-4)
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- 1-((2,5-Dimethoxyphenyl)sulfonyl)piperidine-4-carboxamide (CAS 681853-45-2)
- Ethyl-(2-phenylÂsulfoÂmethylÂ)-acrylate (CAS 89295-32-9)
- 2-(p-Tolyloxy)acetamide (CAS 35368-57-1)
- Benzofuran-2-yl(1-oxa-4-thia-8-azaspiro[4.5]decan-8-yl)methanone (CAS 1351630-27-7)
- 1-(5-Fluoro-2-methoxyphenyl)ethan-1-amine (CAS 35253-23-7)
- dimethyl 2-allyl-2-(2,4-dinitrophenyl)malonate (CAS 610315-42-9)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-(3,4-dimethoxyphenyl)acetonitrile (CAS 338407-18-4)
- Boc-Cholecystokinin Octapeptide (desulfated) (A-1295.0001) (CAS 25687-34-7)
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