rac-(2R,3R)-1-ethyl-5-oxo-2-(pyridin-3-yl)pyrrolidine-3-carboxylic acid CAS 2031242-40-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2031242-40-5 |
| Molecular Formula | C12H14N2O3 |
| Molecular Weight | 234.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
rac-(2R,3R)-1-ethyl-5-oxo-2-(pyridin-3-yl)pyrrolidine-3-carboxylic acid (CAS 2031242-40-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H14N2O3. Molecular weight: 234.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H14N2O3 |
| Molecular Weight | 234.25 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 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 2 |
Recommended Standards
- Pyrene-4,5-diol (CAS 83500-79-2)
- rac-methyl (2R,3R)-1-methyl-5-oxo-2-(pyridin-3-yl)pyrrolidine-3-carboxylate (CAS 2059908-74-4)
- Protirelin EP Impurity E (CAS 53109-32-3)
- 2-(3-(Phenoxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-yl)ethan-1-amine (CAS 1181799-21-2)
- (2E)-1-[4-(Diphenylmethyl)piperazin-1-yl]-3-[4-(3-fluoropropoxy)phenyl]prop-2-en-1-one (CAS 477871-06-0)
- Ethyl 3-cyclobutyl-1H-1,2,4-triazole-5-carboxylate (CAS 1341487-63-5)
- 2-((N-(5-(benzyloxy)-2,4-dichlorophenyl)-4-methylphenyl)sulfonamido)-N-(3,4-dichlorophenyl)acetamide (CAS 338961-84-5)
- N-(2-(4-Fluorophenoxy)ethyl)-2-(thiophene-3-carboxamido)oxazole-4-carboxamide (CAS 1795484-05-7)
- N-benzyl-1-(2-chlorothiazol-5-yl)-N-methylmethanamine (CAS 477848-42-3)
- Tau Peptide (45-73) (Exon 2/Insert 1 Domain) trifluoroacetate salt (CAS 2022956-54-1)
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