2-Amino-4-(4-bromophenyl)-5-oxo-4H,5H-pyrano[3,2-c]chromene-3-carbonitrile CAS 265109-09-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 265109-09-9 |
| Molecular Formula | C19H11BrN2O3 |
| Molecular Weight | 395.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Amino-4-(4-bromophenyl)-5-oxo-4H,5H-pyrano[3,2-c]chromene-3-carbonitrile (CAS 265109-09-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H11BrN2O3. Molecular weight: 395.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H11BrN2O3 |
| Molecular Weight | 395.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Amino Standards
- 2-Amino-7-bromo-4-(4-fluorophenyl)-4H-benzo[g]chromene-3-carbonitrile (CAS 861208-27-7)
- amino((1-aza-2-(2-(4-bromophenoxy)-5-nitrophenyl)vinyl)amino)methane-1-thione (CAS 1025258-26-7)
- 3-Amino-6-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 625377-77-7)
- 3-Amino-6,8-dibromo-2-phenylquinazolin-4(3H)-one (CAS 89258-55-9)
- 3-Amino-N-cyclopropyl-6-(4-fluorophenyl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 488796-80-1)
- 3-Amino-6-ethyl-N-(4-methoxy-2-methylphenyl)-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (CAS 445269-15-8)
- 3-Amino-6-ethyl-N-(4-methoxybenzyl)-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (CAS 445269-14-7)
- 3-Amino-6-ethyl-N-[(2-methoxyphenyl)methyl]-5H,6H,7H,8H-thieno[2,3-b]quinoline-2-carboxamide (CAS 445268-91-7)
Recommended Standards
- Pigment Yellow 3 (CAS 6486-23-3)
- 5-[(tert-butoxy)carbonyl]-3-iodo-4H,5H,6H-thieno[2,3-c]pyrrole-2-carboxylic acid (CAS 2031258-86-1)
- N-(2-bromophenyl)-2-((4-methyl-5-(trifluoromethyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 802929-60-8)
- (S)-2-((1-Acetylpyrrolidin-3-yl)(ethyl)amino)acetic acid (CAS 1354018-13-5)
- 4-Fluoro-2-(hydroxymethyl)benzimidazole (CAS 724788-99-2)
- 1-{3-[(3-methylphenyl)methoxy]phenyl}piperazine (CAS 1082454-49-6)
- 2,4,6-Tris(pentyloxy)-1,3,5,2,4,6-trioxatriborinane (CAS 63329-91-9)
- 2-(2-Chloro-5-(difluoromethyl)-4-hydroxypyridin-3-yl)acetonitrile (CAS 1804670-67-4)
- Ethyl 4,7-dichloro-6-(difluoromethoxy)quinoline-3-carboxylate (CAS 1443288-81-0)
- [His]1+12-Semaglutide (CAS CATO-C4X-2226178)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com