4-Methylpyridine-2,3-dicarboxylic acid CAS 517-40-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 517-40-8 |
| Molecular Formula | C8H7NO4 |
| Molecular Weight | 181.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Methylpyridine-2,3-dicarboxylic acid (CAS 517-40-8) pharmaceutical standards reference standard. Molecular formula: C8H7NO4. Molecular weight: 181.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H7NO4 |
| Molecular Weight | 181.15 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related Methylpyridine Standards
- 5-Methylpyridine-2,4-dicarboxylic acid (CAS 1033203-39-2)
- 2-Methylpyridine-3,5-dicarboxylic acid (CAS 89942-70-1)
- 6-Methylpyridine-2,3-dicarboxylic Acid (CAS 53636-70-7)
- 6-Methylpyridine-2,4-dicarboxylic acid (CAS 499-50-3)
- 5-Methylpyridine-2,3-dicarboxylic acid 53636-65-0 N,N-Dimethylaminoethyl methacrylate-vinylpyrrolidone copolymer diethyl sulfate salt Poly(N-vinylpyrrolidone 2-dimethylaminoethyl methacrylate) diethyl sulfate (CAS 53636-65-0)
- Ethyl 5-Methylpyridine-2-acetate (CAS 5552-82-9)
- Ethyl 6-Methylpyridine-2-acetate (CAS 5552-83-0)
- 4-methylpyridine-3-sulfonamide (CAS 4847-33-0)
Recommended Standards
- 4-Methyl-5-nitropicolinamide (CAS 59290-38-9)
- 4-Nitrobenzhydrazide (CAS 636-97-5)
- 4-Methyl-3-nitropicolinamide (CAS 59290-37-8)
- N-(3-Fluorobenzyl)-2,4-dimethylaniline (CAS 1019565-78-6)
- 2-(Butyl(5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl)amino)ethanol (CAS 61993-90-6)
- Myristoyl Pentapeptide-4 (CAS 1392416-25-9)
- 3,7,8-Trihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one (CAS 1429-28-3)
- 1-(2-Methoxyethyl)-3-methyl-4-nitro-1H-pyrazole-5-carboxamide (CAS 792969-79-0)
- N-Acetyl-S-methyl-L-cysteine (CAS 16637-59-5)
- Tau Peptide (273-284) trifluoroacetate salt (CAS 1663490-91-2)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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