2-(2,4-Dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-(3-fluoro-4-methylphenyl)acetamide CAS 851693-18-0
| CAS No. | 851693-18-0 |
| Molecular Formula | C17H20FN3O3 |
| Molecular Weight | 333.36 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.
2-(2,4-Dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-(3-fluoro-4-methylphenyl)acetamide (CAS 851693-18-0), molecular formula C17H20FN3O3 and molecular weight 333.36 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H20FN3O3, 2-(2,4-Dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-(3-fluoro-4-methylphenyl)acetamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 333.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 2-(2,4-Dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-(3-fluoro-4-methylphenyl)acetamide 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 | C17H20FN3O3 |
| Molecular Weight | 333.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 2-((Benzo[d][1,3]dioxol-5-ylmethyl)amino)-2-oxoethyl 5-methylthiophene-2-carboxylate (CAS 380422-95-7)
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- 2-((Benzo[d][1,3]dioxol-5-ylmethyl)amino)-2-oxoethyl 3-methylthiophene-2-carboxylate (CAS 387854-26-4)
- 2-(4-Benzoylphenyl)-2-(4-fluorophenyl)acetamide (CAS 860609-43-4)
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- 3-(piperidin-1-ylcarbonyl)benzonitrile (CAS 1003647-40-2)
- (5S)-5-(trifluoromethyl)pyrrolidin-2-one (CAS 1287211-10-2)
- Ethyl 2-(2,6-difluorophenyl)acetate (CAS 680217-71-4)
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- 7-(Ethoxymethyl)-5,6,7,8-tetrahydro-4H-pyrazolo[1,5-a][1,4]diazepine (CAS 1422069-42-8)
- 2-(4,6-dichloropyrimidin-5-yl)acetic acid (CAS 933702-89-7)
- 6-Bromo-4-methyl-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 1783455-40-2)
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