6-Nitro-2,2-dimethylchromene CAS 33143-28-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33143-28-1 |
| Molecular Formula | C11H11NO3 |
| Molecular Weight | 205.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Nitro-2,2-dimethylchromene (CAS 33143-28-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H11NO3. Molecular weight: 205.21 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H11NO3 |
| Molecular Weight | 205.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 6-Methyl-2-oxo-1,2,3,4-tetrahydroquinoline-4-carboxylic acid (CAS 855165-89-8)
- (R)-3-Aminotetrahydropyran Hydrochloride (CAS 1315500-31-2)
- Triethyl Methanetricarboxylate (CAS 6279-86-3)
- N-(2-((6-Phenylpyridazin-3-yl)oxy)ethyl)-2-(thiophen-2-yl)acetamide (CAS 920180-60-5)
- tert-Butyl 3-((3-bromobenzyl)amino)pyrrolidine-1-carboxylate (CAS 887578-25-8)
- 2-(2-Acetamidothiazol-4-yl)-N-(benzo[d][1,3]dioxol-5-ylmethyl)acetamide (CAS 923195-70-4)
- N-((2,5,6-Trichloropyrimidin-4-yl)oxy)acetimidamide (CAS 88660-71-3)
- Semaglutide impurity 244(Fmoc-His(Fmoc)-Aib-OH) (CAS CATO-C4X-2226244)
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