1-Acetyl-2,4-dimethylpyrazolidin-3-one CAS 33651-72-8
| CAS No. | 33651-72-8 |
| Molecular Formula | C7H12N2O2 |
| Molecular Weight | 156.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Acetyl-2,4-dimethylpyrazolidin-3-one (CAS 33651-72-8), a certified reference material (molecular formula C7H12N2O2, MW 156.18 g/mol) for analytical method development and quality control.
Structurally, 1-Acetyl-2,4-dimethylpyrazolidin-3-one (C7H12N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 156.18 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures 1-Acetyl-2,4-dimethylpyrazolidin-3-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H12N2O2 |
| Molecular Weight | 156.18 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.) | 1966 |
| Nitrogen Atoms | 2 |
Related Acetyl Standards
- 1-Acetyl-2,5-dimethylpyrazolidin-3-one (CAS 33651-74-0)
- 1-Acetyl-5,5-dimethylpyrazolidin-3-one (CAS 49629-12-1)
- 2-Acetyl-5,5-dimethylpyrazolidin-3-one (CAS 49629-18-7)
- (1,2-Dimethylpyrazolidin-4-yl)methanamine (CAS 155429-88-2)
- 2,5-Dimethylpyrazolidin-3-one (CAS 54945-11-8)
- 5,5-Dimethylpyrazolidin-3-one (CAS 42953-82-2)
Recommended Standards
- 1-[2-(methylamino)ethyl]pyrrolidine-2,5-dione (CAS 683205-89-2)
- 1,8-Dioxaspiro[4.5]decan-4-one (CAS 2137765-75-2)
- 1-Acetyl-2-pyrrolidinecarboxamide (CAS 30130-35-9)
- 1,6-Dihydropyrrolo[2,3-e]indole (CAS 64572-88-9)
- (2-Chloro-1,3-thiazol-5-yl)methyl 3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carboxylate (CAS 478064-72-1)
- 2-((5-Amino-1,3,4-thiadiazol-2-yl)thio)-N-propylpropanamide (CAS 1039981-15-1)
- Tert-Butyl 3-(Hydroxymethyl)-6,7-Dihydroisoxazolo[4,5-C]Pyridine-5(4H)-Carboxylate (CAS 1251014-58-0)
- 3-Chloro-1H-indazole-5-carbonitrile (CAS 1000341-16-1)
- Pseudoephedroxane-d3 (CAS 1329610-93-6)
- 8-chloro-6-nitro-3,4-dihydroquinazolin-4-one (CAS 1565503-27-6)
- 6-methoxy-1H-pyrrolo[3,2-c]pyridine-2-carboxylic acid (CAS 1260383-27-4)
- tert-Butyl methyl(3-(oxiran-2-yl)propyl)carbamate (CAS 497107-76-3)
- 4-(Pyrimidin-2-yl)benzaldehyde (CAS 77232-38-3)
- TAT 14 Peptide (Nrf2 Activator III) (CAS 1362661-34-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com