1-(4-Nitrophenyl)piperazin-2-one CAS 867166-73-2
| CAS No. | 867166-73-2 |
| Molecular Formula | C10H11N3O3 |
| Molecular Weight | 221.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 1-(4-Nitrophenyl)piperazin-2-one (CAS 867166-73-2), a certified reference material (molecular formula C10H11N3O3, MW 221.21 g/mol) for analytical method development and quality control.
Structurally, 1-(4-Nitrophenyl)piperazin-2-one (C10H11N3O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 221.21 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), 1-(4-Nitrophenyl)piperazin-2-one 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 | C10H11N3O3 |
| Molecular Weight | 221.21 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- (S)-3-(3-Nitrophenyl)piperazin-2-one (CAS 1228556-73-7)
- (R)-3-(4-Nitrophenyl)piperazin-2-one (CAS 1228561-34-9)
- (R)-3-(3-Nitrophenyl)piperazin-2-one (CAS 1228568-34-0)
- (R)-3-(2-Nitrophenyl)piperazin-2-one (CAS 1228570-63-5)
- 5-Methyl-4-(4-nitrophenyl)pyrazolidin-3-one (CAS 13051-13-3)
- 1-Methyl-3-(3-nitrophenyl)imidazolidin-2-one (CAS 1522718-34-8)
- 1-(3-Nitrophenyl)cyclobutanecarboxylic Acid (CAS 180080-87-9)
- 1-(4-Nitrophenyl)-3-(prop-2-en-1-yl)urea (CAS 194788-54-0)
Recommended Standards
- 1-(4-Nitrophenyl)cyclobutanecarboxylic Acid (CAS 202737-42-6)
- 1-(7-Amino-6-hydroxy-4-methoxybenzofuran-5-yl)ethanone (CAS 92288-83-0)
- 1-(4-Hydroxyphenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 39629-88-4)
- 1,3,3a,4,7,7a-Hexahydro-1,3-dioxo-4,7-methano-2H-isoindole-2-acetic acid (CAS 26749-93-9)
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- 1431555-20-2 4-Bromo-3-chlorosulfonyl-5-trifluoromethyl-thiophene-2-carboxylic acid methyl ester MFCD24386171 (CAS 1431555-20-2)
- Tert-butyl ((1R,3R)-3-(aminomethyl)cyclopentyl)carbamate (CAS 862700-45-6)
- (R)-Tert-butyl 4-(1-(3-(((4-methoxy-6-methyl-2-oxo-1,2-dihydropyridin-3-yl)methyl)carbamoyl)-2-methyl-1H-indol-1-yl)ethyl)piperidine-1-carboxylate (CAS 1659299-33-8)
- 2,3-Dihydro-[1,4]dioxino[2,3-b]pyridine-7-carbonitrile (CAS 1261365-28-9)
- 09G73SL17K 578-58-5 2-Methylanisole Anisole, o-methyl- (8CI) Benzene, 1-methoxy-2-methyl- AI3-23983 Anisole, o-methyl- o-Cresol methyl ether o-Cresyl methyl ether EINECS 209-426-3 FEMA No. 2680 1-Methoxy-2-methylbenzene Methoxytoluene, o- 2-Methoxytoluene Methyl o-cresyl ether Methyl o-tolyl ether o-Methylanisole 2-Methylmethoxybenzene NSC 6253 UNII-09G73SL17K (CAS 578-58-5)
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