1-(4-Fluoro-5-methyl-2-nitrophenyl)-4-[(3-methylbenzene)sulfonyl]piperazine CAS 1262222-59-2
| CAS No. | 1262222-59-2 |
| Molecular Formula | C18H20FN3O4S |
| Molecular Weight | 393.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(4-Fluoro-5-methyl-2-nitrophenyl)-4-[(3-methylbenzene)sulfonyl]piperazine is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-(4-Fluoro-5-methyl-2-nitrophenyl)-4-[(3-methylbenzene)sulfonyl]piperazine (CAS 1262222-59-2), molecular formula C18H20FN3O4S and molecular weight 393.43 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(4-Fluoro-5-methyl-2-nitrophenyl)-4-[(3-methylbenzene)sulfonyl]piperazine (C18H20FN3O4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 393.43 g/mol, it falls into the moderately-high-molecular-weight range. 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).
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 manufactures 1-(4-Fluoro-5-methyl-2-nitrophenyl)-4-[(3-methylbenzene)sulfonyl]piperazine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H20FN3O4S |
| Molecular Weight | 393.43 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Fluoro Standards
- N-(5-fluoro-2-methylphenyl)-2-(4-oxo-7-phenylthieno[3,2-d]pyrimidin-3(4H)-yl)acetamide (CAS 1105223-59-3)
- N-(3-fluoro-4-methylphenyl)-2-(4-oxo-7-phenylthieno[3,2-d]pyrimidin-3(4H)-yl)acetamide (CAS 1105234-95-4)
- 4-Fluoro-N-[3-fluoro-4-(4-phenylpiperazin-1-yl)phenyl]benzamide (CAS 478079-61-7)
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- 7-Fluoro-3,4-dihydro-4-[(5-isoquinolinyloxy)acetyl]-1,3,3-trimethyl-2(1H)-quinoxalinone (CAS 878292-27-4)
- N-(4-Fluoro-2-methoxy-5-nitrophenyl)-4-(1-methyl-1H-indol-3-yl)pyrimidin-2-amine (CAS 1421372-94-2)
- Ethyl 2-((5-fluoro-2-(3-fluoro-5-(trifluoromethyl)pyridin-2-yl)-6-methylpyrimidin-4-yl)thio)acetate (CAS 1823182-79-1)
- 9-(2-Fluoro-5-(trifluoromethyl)phenyl)-6,9-dihydro-[1,3]dioxolo[4,5-g]furo[3,4-b]quinolin-8(5H)-one (CAS 882747-23-1)
Recommended Standards
- N-(4-Fluorophenyl)-2-[2-oxo-5-(piperidine-1-sulfonyl)-1,2-dihydropyridin-1-yl]acetamide (CAS 1251631-02-3)
- 8-Methyl-4-(3,4,5-trimethoxybenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326808-95-0)
- 5-(6-(Benzyloxy)naphthalen-2-yl)-2,2-dimethyl-5-nitro-1,3-dioxane (CAS 1225347-11-4)
- 23-Azido-3,6,9,12,15,18,21-heptaoxatricosanal (CAS 1446411-31-9)
- Cis-3-(benzyloxy)cyclobutan-1-amine hydrochloride (CAS 1349184-61-7)
- 2-chloro-4,6-diethylpyrimidine (CAS 65267-52-9)
- N-(1H-Benzo[d]imidazol-2-yl)-3,5-dimethyl-1-phenyl-1H-pyrazole-4-carboxamide (CAS 956910-39-7)
- 3-Amino-3-(3,4-dimethoxyphenyl)propionic Acid (CAS 34841-09-3)
- 2-((4,6-Diaminopyrimidin-2-yl)thio)acetamide (CAS 385376-84-1)
- N'-([1,3]Dioxolo[4',5':4,5]benzo[1,2-d]thiazol-6-yl)benzohydrazide (CAS 851988-52-8)
- 1-(Tetrahydro-2H-pyran-2-yl)-5-(trifluoromethyl)-1H-indazol-4-amine (CAS 2044703-06-0)
- N-(furan-2-ylmethyl)-4-methylbenzenesulfonamide (CAS 121564-33-8)
- Methyl 3-fluoro-4-[3-methoxy-5-(methoxycarbonyl)phenyl]benzoate (CAS 1820639-90-4)
- (Ser(PO?H?)3??·???)-Tau Peptide (379-408) trifluoroacetate salt (CAS 2022956-60-9)
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