4-Nitrophenyl pyrazine-2-carboxylate CAS 20088-23-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20088-23-7 |
| Molecular Formula | C11H7N3O4 |
| Molecular Weight | 245.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Nitrophenyl pyrazine-2-carboxylate (CAS 20088-23-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H7N3O4. Molecular weight: 245.19 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H7N3O4 |
| Molecular Weight | 245.19 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 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- 2-(3-Nitrophenyl)pyrimidine-5-carboxylic acid (CAS 928707-76-0)
- 2-(4-Nitrophenyl)pyrimidine-5-carboxylic acid (CAS 928714-08-3)
- 1-(3-Methyl-1-(4-nitrophenyl)-1H-pyrazol-4-yl)ethanone (CAS 105223-88-9)
- 1-(5-(2-Methyl-4-nitrophenyl)furan-2-yl)ethan-1-one (CAS 886502-78-9)
- 1-(5-(4-Methyl-2-nitrophenyl)furan-2-yl)ethan-1-one (CAS 886502-73-4)
- 1-(5-(4-Nitrophenyl)furan-2-yl)propan-1-one (CAS 56297-34-8)
- 2-[(2-Nitrophenyl)amino]-3-cyanothiophene (CAS 186792-85-8)
- 2-(4-(4-Nitrophenyl)thiazol-2-yl)acetonitrile (CAS 69625-13-4)
Recommended Standards
- 4-Hydroxy-7-methoxy-6-nitroquinoline-3-carbonitrile (CAS 492456-52-7)
- 6,7-Methylenedioxy-4-isocyanatomethylcoumarin [for HPLC Labeling] (CAS 97744-89-3)
- 3-Acetyl-5-(benzo[d]oxazol-2-yl)-1,3,4-oxadiazol-2(3H)-one (CAS 78620-22-1)
- Benzyl chloromethyl sulfide (CAS 3970-13-6)
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- Resmetirom Impurity 33 (CAS CATO-C4X-291233)
- Shikimate-3-phosphate (CAS 63959-45-5)
- Mirogabalin Impurity 96 (CAS CATO-C4X-292496)
- (6-Methoxy-5-methylpyridin-3-yl)(phenyl)methanone (CAS 1355231-53-6)
- (Thr(PO3H2)231)-Tau Peptide (225-237) trifluoroacetate salt (CAS 1670270-09-3)
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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