1-Acetyl-2,5-dimethylpyrazolidin-3-one CAS 33651-74-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33651-74-0 |
| Molecular Formula | C7H12N2O2 |
| Molecular Weight | 156.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Acetyl-2,5-dimethylpyrazolidin-3-one (CAS 33651-74-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H12N2O2. Molecular weight: 156.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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-2,4-dimethylpyrazolidin-3-one (CAS 33651-72-8)
- 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-Acetyl-2-pyrrolidinecarboxamide (CAS 30130-35-9)
- 1-[2-(methylamino)ethyl]pyrrolidine-2,5-dione (CAS 683205-89-2)
- 1-Acetyl-3-ethylimidazolidin-2-one (CAS 297143-82-9)
- 1-{2-[6-(3,4-dimethoxyphenyl)-7-methylpyrazolo[1,5-a]pyrimidin-2-yl]thiophen-3-yl}-2,5-dimethyl-1H-pyrrole (CAS 439111-91-8)
- 6-(4-Bromophenyl)-6-oxohexanenitrile (CAS 61719-38-8)
- Benzo[d]thiazole-2(3H)-selenone (CAS 10200-72-3)
- 2-[4-(ethylsulfamoyl)phenyl]acetic acid (CAS 521314-04-5)
- 1-(2-Fluorophenyl)ethane-1-sulfonamide (CAS 1250852-33-5)
- 4-(trifluoromethyl)cyclohexane-1-sulfonyl chloride (CAS 1343053-89-3)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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