3-Amino-8-bromo-1-(pyridin-4-yl)-1H-benzo[f]chromene-2-carbonitrile CAS 1272756-34-9
| CAS No. | 1272756-34-9 |
| Molecular Formula | C19H12BrN3O |
| Molecular Weight | 378.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution, 3-Amino-8-bromo-1-(pyridin-4-yl)-1H-benzo[f]chromene-2-carbonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 378.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-Amino-8-bromo-1-(pyridin-4-yl)-1H-benzo[f]chromene-2-carbonitrile (CAS 1272756-34-9), molecular formula C19H12BrN3O and molecular weight 378.22 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), 3-Amino-8-bromo-1-(pyridin-4-yl)-1H-benzo[f]chromene-2-carbonitrile 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 | C19H12BrN3O |
| Molecular Weight | 378.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Amino Standards
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Recommended Standards
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- Methyl 5-(hydroxymethyl)-2-methyl-1H-pyrrole-3-carboxylate (CAS 2089213-09-0)
- 9,9'-(1,2-Phenylenebis(methylene))bis(N3,N3,N6,N6-tetrakis(4-methoxyphenyl)-9H-carbazole-3,6-diamine) (CAS 1801701-58-5)
- 5-{[(3S)-3-aminopyrrolidin-1-yl]methyl}-1,3-oxazolidin-2-one dihydrochloride (CAS 1864012-24-7)
- [D-His1]-Semaglutide (CAS CATO-C4X-2226127)
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