rel-(2S)-2-methyl-3-[(4R)-4-methyl-2,5-dioxo-imidazolidin-4-yl]propanoic acid CAS 1957283-56-5
| CAS No. | 1957283-56-5 |
| Molecular Formula | C8H12N2O4 |
| Molecular Weight | 200.19 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.
rel-(2S)-2-methyl-3-[(4R)-4-methyl-2,5-dioxo-imidazolidin-4-yl]propanoic acid (CAS 1957283-56-5) is a high-purity analytical reference standard with the molecular formula C8H12N2O4 and a molecular weight of 200.19 g/mol.
Structurally, rel-(2S)-2-methyl-3-[(4R)-4-methyl-2,5-dioxo-imidazolidin-4-yl]propanoic acid (C8H12N2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 200.19 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), rel-(2S)-2-methyl-3-[(4R)-4-methyl-2,5-dioxo-imidazolidin-4-yl]propanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H12N2O4 |
| Molecular Weight | 200.19 g/mol |
| Appearance | Off-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 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 2 |
Recommended Standards
- ethyl 2-[5-(methoxymethyl)-1,3,4-oxadiazol-2-yl]acetate (CAS 1955493-51-2)
- [2,2’-Bipyridine]-5-carboxylic Acid (CAS 1970-80-5)
- (S)-Ethyl 4-amino-5-(hydroxymethyl)-2-oxo-2,5-dihydro-1H-pyrrole-3-carboxylate (CAS 195525-52-1)
- [3,3'-Bipyridine]-5-carboxylic acid (CAS 1970-81-6)
- (1R,2R)-2-(Dimethylamino)cyclopentanoltrans-2-(Dimethylamino)cyclopentanol (CAS 68327-05-9)
- 2-Bromo-3,6-difluoro-4-methylaniline (CAS 1951439-70-5)
- Methyl 4-(piperidin-4-ylcarbamoyl)benzoate hydrochloride (CAS 1233954-88-5)
- 2-((Trimethylsilyl)ethynyl)thiazole (CAS 113705-15-0)
- 1-Bromo-4-((4-isopropylphenoxy)methyl)benzene (CAS 1309932-99-7)
- tert-Butyl (R)-4-(aminomethyl)-3,3-difluoropiperidine-1-carboxylate (CAS 2055043-54-2)
- 2-((tert-Butoxycarbonyl)amino)-2-(pyridin-2-yl)acetic acid (CAS 380610-57-1)
- Ethyl (2S,4R)-4-methylpyrrolidine-2-carboxylate (CAS 165273-06-3)
- Amphotericin B Impurity 1(Amphotericin B Methyl Ester) (CAS 36148-89-7)
- Liraglutide Impurity 15 TFA Salt (CAS CATO-C4X-199215)
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