2-(2-Oxopyrrolidin-1-yl)acetohydrazide CAS 59776-89-5
| CAS No. | 59776-89-5 |
| Molecular Formula | C6H11N3O2 |
| Molecular Weight | 157.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H11N3O2, 2-(2-Oxopyrrolidin-1-yl)acetohydrazide 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 157.17 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.
2-(2-Oxopyrrolidin-1-yl)acetohydrazide (CAS 59776-89-5), molecular formula C6H11N3O2 and molecular weight 157.17 g/mol, is a CATO reference standard with documented purity and traceability.
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.
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.
Physical & Chemical Properties
| Molecular Formula | C6H11N3O2 |
| Molecular Weight | 157.17 g/mol |
| Appearance | 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 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.) | 1974 |
| Nitrogen Atoms | 3 |
Related Oxopyrrolidin Standards
- (S)-2-(2-oxopyrrolidin-1-yl)propanoic acid (CAS 96219-55-5)
- 1-Methyl-2-oxopyrrolidin-3-yl acetate (CAS 614754-14-2)
- 2-(1-Methyl-5-oxopyrrolidin-2-yl)acetic acid (CAS 60307-25-7)
- 2-(5-Oxopyrrolidin-2-yl)acetohydrazide (CAS 89691-71-4)
- 2-(5-oxopyrrolidin-2-yl)propanoic acid (CAS 24454-63-5)
- Methyl 2-(5-oxopyrrolidin-2-yl)acetate (CAS 82435-96-9)
- (S)-2-(2-Oxopyrrolidin-1-yl)butanenitrile (CAS 664304-29-4)
- N-(5-oxopyrrolidin-3-yl)cyclopropanecarboxamide (CAS 1351613-43-8)
Recommended Standards
- 2-(2-Oxopiperidin-4-yl)acetic acid (CAS 32741-96-1)
- 2-(2-Oxo-pyrrolidin-1-yl)-propionic acid (CAS 67118-32-5)
- 2-(2-Oxopiperidin-1-yl)acetic acid (CAS 72253-28-2)
- 2-(3-Benzofuranyl)acetonitrile (CAS 52407-43-9)
- 1-(4-Nitrophenyl)-2-propanone (CAS 5332-96-7)
- Methyl (6-chloro-7-hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)acetate (CAS 500203-85-0)
- trans-(3-fluoro-piperidin-4-yl)methyl-carbamic acid tert-butyl ester (CAS 1376609-36-7)
- 2-Mesitylpropan-1-amine (CAS 855391-84-3)
- 2-((3-Cyano-6-(p-tolyl)-4-(trifluoromethyl)pyridin-2-yl)thio)-N-cyclopropylacetamide (CAS 488809-84-3)
- 4-Oxo-1-(m-tolyl)-1,4-dihydropyridazine-3-carboxylic acid (CAS 874398-61-5)
- 5-Chloro-2,3,4-trifluoropyridine (CAS 52208-55-6)
- 1-Oxyl-3-(maleimidomethyl)-2,2,5,5-tetramethyl -1-pyrrolidine (CAS 54060-41-2)
- 2-((9-(2-Phenoxyethyl)-9H-benzo[4,5]imidazo[2,1-c][1,2,4]triazol-3-yl)thio)acetic acid (CAS 676630-78-7)
- Des-Pro31-Tirzepatide (CAS CATO-CPTD788943)
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