4-Amino-1-ethyl-5,5-dimethyl-2-oxo-2,5-dihydro-1H-pyrrole-3-carboxylic acid CAS 138377-77-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138377-77-2 |
| Molecular Formula | C9H14N2O3 |
| Molecular Weight | 198.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Amino-1-ethyl-5,5-dimethyl-2-oxo-2,5-dihydro-1H-pyrrole-3-carboxylic acid (CAS 138377-77-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H14N2O3. Molecular weight: 198.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H14N2O3 |
| Molecular Weight | 198.22 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 2 |
Related Amino Standards
- 4-((3-Amino-1H-pyrazol-1-yl)methyl)benzonitrile (CAS 1003011-42-4)
- 5-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 103646-82-8)
- 2-Amino-2-(1-phenyl-1h-pyrazol-4-yl)acetonitrile (CAS 1052564-62-1)
- Methyl 2-amino-5-isobutyloxazole-4-carboxylate (CAS 1072944-88-7)
- Ethyl 3-amino-2-hydroxy-2,5-dimethyl-2H-pyrrole-4-carboxylate (CAS 113968-03-9)
- 3-((4-Amino-1h-pyrazol-1-yl)methyl)benzonitrile (CAS 1152841-39-8)
- 4-((4-Amino-1h-pyrazol-1-yl)methyl)benzonitrile (CAS 1152940-14-1)
- 4-(5-amino-3-methyl-1H-pyrazol-1-yl)benzonitrile (CAS 1152945-26-0)
Recommended Standards
- 9H-Fluorene-3,9-diol (CAS 1381944-22-4)
- Ethyl 5-isobutyl-1,2,4-oxadiazole-3-carboxylate (CAS 1385696-43-4)
- (2E,4E)-2-Cyano-5-phenylpenta-2,4-dienamide (CAS 138175-50-5)
- 2,6-Bis((S)-4-((S)-sec-butyl)-4,5-dihydrooxazol-2-yl)pyridine (CAS 118949-62-5)
- Hydroxyethylpiperazineethylthiosulfonic acid half sodium salt (CAS 103404-87-1)
- CART (62-76) (human, rat) (CAS 210978-19-1)
- 2,3,4-Trichlorobenzoyl Chloride (CAS 6660-54-4)
- (2Z,6R)-6-[(3aR,6S,7S,9aS,9bS)-6-(2-carboxyethyl)-3a,6,9b-trimethyl-7-(1-methylethenyl)-2,3,3a,4,6,7,8,9,9a,9b-decahydro-1H-cyclopenta[a]naphthalen-3-yl]-2-methylhept-2-enoic acid 62393-88-8 (CAS 62393-88-8)
- Cefepime Impurity 15 (CAS CATO-C4X-119315)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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