(S)-5-Isopropyl-3-(methylamino)imidazolidine-2,4-dione CAS 220442-68-2
| CAS No. | 220442-68-2 |
| Molecular Formula | C7H13N3O2 |
| Molecular Weight | 171.20 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.
(S)-5-Isopropyl-3-(methylamino)imidazolidine-2,4-dione (CAS 220442-68-2), molecular formula C7H13N3O2 and molecular weight 171.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H13N3O2, (S)-5-Isopropyl-3-(methylamino)imidazolidine-2,4-dione contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 171.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H13N3O2 |
| Molecular Weight | 171.20 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.) | 2019 |
| Nitrogen Atoms | 3 |
Related S Standards
- Methyl 5-isopropyl-4,5-dihydroisoxazole-3-carboxylate (CAS 147008-05-7)
- Methyl 2-isopropyl-4,5-dihydrooxazole-4-carboxylate (CAS 155884-30-3)
- Methyl 3-isopropyl-4,5-dihydroisoxazole-5-carboxylate (CAS 162218-92-0)
- (S)-1-Isopropyl-5-oxopyrrolidine-2-carboxylic acid (CAS 928063-85-8)
- (S)-1-Isopropyl-5-oxopyrrolidine-3-carboxylic acid (CAS 428518-39-2)
- 1-Isopropyl-2-oxopyrrolidine-4-carboxylic Acid (CAS 299920-47-1)
- 3-Isopropyl-5-methoxy-4-methyloxazol-2(3H)-one (CAS 207916-69-6)
- 4-Isopropyl-2-oxopyrrolidine-3-carboxylic acid (CAS 90088-26-9)
Recommended Standards
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- (E)-4-Acetylcinnamonitrile, 97% (CAS 77120-12-8)
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- 5-(Ethoxycarbonyl)nicotinicacid (CAS 84254-37-5)
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- 1-(2,4-Difluorophenyl)-3-(furan-2-yl)-1h-pyrazol-5-amine (CAS 926188-79-6)
- N-(2-Cyano-3-methylbutan-2-yl)-2-((4,5-diphenyloxazol-2-yl)thio)acetamide (CAS 762247-39-2)
- 1-(4-Bromobenzyl)-4,5,6,7-tetrahydro-1H-benzo[d]imidazole (CAS 1551876-08-4)
- Phenoxytriphenylsilane (CAS 1169-05-7)
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- rel-(1s,4s)-4-(4-Chlorobenzoyl)cyclohexane-1-carboxylic acid (CAS 735270-12-9)
- Rivaroxaban Impurity 207 (CAS CATO-C4X-1090207)
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