(3S)-3-Amino-2,5-Pyrrolidinedione CAS 73537-92-5
| CAS No. | 73537-92-5 |
| Molecular Formula | C4H6N2O2 |
| Molecular Weight | 114.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
(3S)-3-Amino-2,5-Pyrrolidinedione (CAS 73537-92-5), molecular formula C4H6N2O2 and molecular weight 114.10 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C4H6N2O2, (3S)-3-Amino-2,5-Pyrrolidinedione contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 114.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C4H6N2O2 |
| Molecular Weight | 114.10 g/mol |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 2 |
Related S Standards
- 3-Amino-2-cyanopropanoic acid (CAS 1211318-03-4)
- 3-Amino-2,5-Pyrrolidinedione (Aspartimide) (CAS 5615-80-5)
- 3-amino-2-methyl-2,5-dihydro-1,2-oxazol-5-one (CAS 359867-47-3)
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Recommended Standards
- (3,5-²H₂)furan-2-carboxylic acid (CAS 32016-65-2)
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- 6-(Trifluoromethyl)pyridazine-3-carbonitrile (CAS 1206524-27-7)
- 2-Chloro-N-(2-methoxyethyl)acetamide (CAS 10263-66-8)
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