2-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-nitropyridine CAS 28148-12-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28148-12-1 |
| Molecular Formula | C11H11N3O2 |
| Molecular Weight | 217.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2,5-Dimethyl-1H-pyrrol-1-yl)-5-nitropyridine (CAS 28148-12-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H11N3O2. Molecular weight: 217.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H11N3O2 |
| Molecular Weight | 217.22 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 3 |
Related Dimethyl Standards
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- 1,6-Dimethyl-2-oxo-1,2-dihydroquinoline-4-carboxylic acid (CAS 104294-32-8)
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Recommended Standards
- 2-(2-(Vinyloxy)ethyl)isoindoline-1,3-dione (CAS 67643-67-8)
- 2-(2-Benzyloxazol-5-yl)acetic acid (CAS 956723-05-0)
- 2-(2-(Oxiran-2-yl)ethyl)isoindoline-1,3-dione (CAS 86506-70-9)
- 3,4,5,6-Tetrahydro-2h-cyclopenta[d]thiazol-2-imine hydrochloride (CAS 82514-58-7)
- 6-bromo-4H-furo[3,2-b]pyrrole-5-carboxylic acid (CAS 1007387-12-3)
- 7-Megastigmene-3,5,6,9-tetrol (CAS 680617-50-9)
- Propionic acid 4-(difluoromethyl)-phenyl ester (CAS 1186194-58-0)
- 4-[2-(4-Chloro-2-methylphenoxy)ethyl]piperidinehydrochloride (CAS 1219963-70-8)
- 4-chloro-5-methyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 871024-38-3)
- Semaglutide impurity 273 (CAS CATO-C4X-2226273)
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