2-Hydroxy-2-(5-oxo-2-phenylpyrazolidin-1-yl)acetic acid CAS 100944-16-9
| CAS No. | 100944-16-9 |
| Molecular Formula | C11H12N2O4 |
| Molecular Weight | 236.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 2-Hydroxy-2-(5-oxo-2-phenylpyrazolidin-1-yl)acetic acid (CAS 100944-16-9), a certified reference material (molecular formula C11H12N2O4, MW 236.22 g/mol) for analytical method development and quality control.
2-Hydroxy-2-(5-oxo-2-phenylpyrazolidin-1-yl)acetic acid (C11H12N2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 2-Hydroxy-2-(5-oxo-2-phenylpyrazolidin-1-yl)acetic acid 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 | C11H12N2O4 |
| Molecular Weight | 236.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
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Recommended Standards
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- 2-Nitro-5-(pyrrolidin-1-yl)benzoic acid (CAS 1000575-94-9)
- 1,3-Dimethyl 2-{[(pyridin-2-yl)amino]methylidene}propanedioate (CAS 1014404-88-6)
- 3β,4β-Dihydroxyandrost-5-en-17-one (CAS 63518-24-1)
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- tert-Butyl (1S,4S,7R)-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate (CAS 1637399-25-7)
- 2-Methoxycyclohexanecarboxylic Acid (CAS 13702-44-8)
- 2-Amino-1-(5-bromothiophen-2-yl)ethan-1-one (CAS 687613-94-1)
- 1-(3-(Benzyloxy)phenyl)ethan-1-amine (CAS 189561-33-9)
- 3-(6,7-Dihydro-5h-cyclopenta[b]pyridin-7-yl)propanoic acid (CAS 1534027-23-0)
- Fexinidazole (CAS 59729-37-2)
- Methyl 1-amino-3,6,9,12,15,18,21,24-octaoxaheptacosan-27-oate (CAS 1334177-90-0)
- Tirzepatide Impurity 1 (CAS 2460751-66-8)
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