10242-15-6 6-(Hydroxy(oxido)amino)-2-oxo-2H-chromene-3-carboxylic acid 6-nitro-2-oxo-chromene-3-carboxylic acid NSC74856 CAS 10242-15-6
| CAS No. | 10242-15-6 |
| Molecular Formula | C10H5NO6 |
| Molecular Weight | 235.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
10242-15-6 6-(Hydroxy(oxido)amino)-2-oxo-2H-chromene-3-carboxylic acid 6-nitro-2-oxo-chromene-3-carboxylic acid NSC74856 (CAS 10242-15-6), molecular formula C10H5NO6 and molecular weight 235.15 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 10242-15-6 6-(Hydroxy(oxido)amino)-2-oxo-2H-chromene-3-carboxylic acid 6-nitro-2-oxo-chromene-3-carboxylic acid NSC74856 is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 235.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 10242-15-6 6-(Hydroxy(oxido)amino)-2-oxo-2H-chromene-3-carboxylic acid 6-nitro-2-oxo-chromene-3-carboxylic acid NSC74856 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 | C10H5NO6 |
| Molecular Weight | 235.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- N-Hydroxy-6-(2,2,2-trifluoroethoxy)nicotinimidamide (CAS 1016839-89-6)
- Ethyl 2-hydroxy-3-(trifluoromethyl)isonicotinate (CAS 1227576-22-8)
- Ethyl 2-hydroxy-5-(trifluoromethyl)nicotinate (CAS 1227576-28-4)
- Ethyl 2-hydroxy-4-(trifluoromethyl)nicotinate (CAS 1227579-24-9)
- Ethyl 2-hydroxy-6-(trifluoromethyl)isonicotinate (CAS 1227579-51-2)
- Ethyl 3-hydroxy-2-(trifluoromethyl)isonicotinate (CAS 1227604-06-9)
- 2-Hydroxy-8-trifluoromethyl-6,7,8,9-tetrahydropyrimido[1,2-a]pyrimidin-4-one (CAS 1260585-14-5)
- Ethyl 4-hydroxy-6-(trifluoromethyl)nicotinate (CAS 1269292-28-5)
Recommended Standards
- 1-Bromo-4-fluoronaphthalene 21-Acetoxy-9-fluoro-11b,17-dihydroxypregna-1,4-diene-3,20-dione 341-41-3 (CAS 341-41-3)
- 2,4-Difluoro-6-nitroquinoline-3-carbonitrile (CAS 113944-50-6)
- Methyl 2-methoxy-4-(trifluoromethyl)pyrimidine-5-carboxylate (CAS 887408-51-7)
- 3,3'-Dichloro-2,2'-bithiophene (CAS 145386-39-6)
- Mephosfolan (CAS 950-10-7)
- 2-(Methoxycarbonyl)nicotinic Acid (CAS 24195-07-1)
- (E)-1,4-di-p-tolylbut-2-ene-1,4-dione (CAS 17342-09-5)
- 4,6-Dihydroxy-5-methylisophthalaldehyde (CAS 22304-67-2)
- (2-Amino-4-methylpyrimidin-5-yl)boronic acid (CAS 1225228-17-0)
- Isavuconazole Impurity 72 (CAS 192225-36-8)
- Amorolfine Impurity 54 (CAS CATO-C4X-154254)
- 4-(3,3-Dimethylureido)phenylboronic Acid Pinacol Ester (CAS 874290-93-4)
- Methyl 2-amino-4-(diethylamino)butanoate (CAS 1341612-88-1)
- Exenatide (CAS 141758-74-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com