(4R,5S)-4-Hydroxy-1,5-dimethylpyrazolidin-3-one CAS 213621-60-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 213621-60-4 |
| Molecular Formula | C5H10N2O2 |
| Molecular Weight | 130.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4R,5S)-4-Hydroxy-1,5-dimethylpyrazolidin-3-one (CAS 213621-60-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H10N2O2. Molecular weight: 130.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H10N2O2 |
| Molecular Weight | 130.15 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 | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2018 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (3S,5S)-3-Amino-5-(hydroxymethyl)pyrrolidin-2-one (CAS 864381-90-8)
- (4R,5S)-4-Hydroxy-2,5-dimethylpyrazolidin-3-one (CAS 213621-65-9)
- (3S,5R)-3-Amino-5-hydroxypiperidin-2-one (CAS 748741-06-2)
- 3-Bromo-3-(3-pyrrolinomethyl) benzophenone (CAS 898789-95-2)
- N-Trityl-L-serine Lactone (CAS 88109-06-2)
- 17271-89-5 1-(Azidomethyl)-4-methylbenzene DTXSID00504639 (CAS 17271-89-5)
- 4,7-Dibromo-1H-indazole (CAS 1316273-52-5)
- 3-(2-Imidazolyl)aniline (CAS 161887-05-4)
- 4-(Prop-2-yn-1-yloxy)thiophene-2-carboxylic acid (CAS 1507749-83-8)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
Why CATO?
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