1-[4-(2-Methoxyphenyl)sulfanyl-3-nitrophenyl]ethanone CAS 19688-46-1
| CAS No. | 19688-46-1 |
| Molecular Formula | C15H13NO4S |
| Molecular Weight | 303.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C15H13NO4S, 1-[4-(2-Methoxyphenyl)sulfanyl-3-nitrophenyl]ethanone contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
1-[4-(2-Methoxyphenyl)sulfanyl-3-nitrophenyl]ethanone (CAS 19688-46-1), molecular formula C15H13NO4S and molecular weight 303.33 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), 1-[4-(2-Methoxyphenyl)sulfanyl-3-nitrophenyl]ethanone 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 | C15H13NO4S |
| Molecular Weight | 303.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methoxyphenyl Standards
- 4-[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]-3-(methylsulfanyl)-1H-pyrazol-5-amine (CAS 1188304-93-9)
- N-(3-Methoxyphenyl)-3-(6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)propanamide (CAS 1105202-98-9)
- 2-(4-Methoxyphenyl)-1H-benzo[de]isoquinoline-1,3(2H)-dione (CAS 42340-32-9)
- 4-(3-Methoxyphenyl)-6-oxo-2-phenyl-1,6-dihydropyrimidine-5-carbonitrile (CAS 338982-08-4)
- 6-(2-Methoxyphenyl)-4-oxo-2-phenyl-1,4-dihydropyrimidine-5-carbonitrile (CAS 477853-96-6)
- (2E)-2-[(4-Methoxyphenyl)methylidene]-2,3,4,9-tetrahydro-1H-carbazol-1-one (CAS 1147118-58-8)
- (2E)-2-[(2-Methoxyphenyl)methylidene]-2,3,4,9-tetrahydro-1H-carbazol-1-one (CAS 866138-43-4)
- (E)-3-((4-methoxyphenyl)amino)-1-(naphthalen-2-yl)prop-2-en-1-one (CAS 339014-55-0)
Recommended Standards
- 4-Amino-8-fluoro-N-(2-(pyrrolidin-1-yl)ethyl)cinnoline-3-carboxamide (CAS 187231-62-5)
- (3,5-Dimethyl-1,2-oxazol-4-yl)[4-(4-fluorophenyl)-1-piperazinyl]methanone (CAS 945201-72-9)
- 4-Amino-7-fluoro-N-(2-(pyrrolidin-1-yl)ethyl)cinnoline-3-carboxamide (CAS 187231-53-4)
- (3,5-Dimethyl-4-Isoxazolyl)[4-(2-Fluorophenyl)-1-Piperazinyl]-Methanone (CAS 849183-31-9)
- Methyl 2'-(2,4-difluorophenyl)-2',3'-dihydro-1'H-spiro[cyclopropane-1,4'-quinoline]-6'-carboxylate (CAS 1391608-81-3)
- Ethyl 2-(4-bromo-1H-pyrazol-1-yl)-2-methylpropanoate (CAS 1040377-17-0)
- 4-(Adamantan-1-yl)-1,2,3-thiadiazole (CAS 895325-89-0)
- 7-bromo-2,4-dichloro-quinoline (CAS 406205-10-5)
- Ethyl 5-methyl-1-(4-methylbenzyl)-1H-1,2,3-triazole-4-carboxylate (CAS 1030014-84-6)
- 2-((Tetrahydro-2H-pyran-2-yl)oxy)acetaldehyde (CAS 699-13-8)
- 2-Chloro-5-methoxyisonicotinonitrile (CAS 1211541-36-4)
- (4-Methoxy-2-methylphenyl)hydrazine hydrochloride (CAS 93048-16-9)
- 4,4"-Dibromo-2,2',2",5,5',5"-hexamethyl-1,1':4',1"-terphenyl (CAS 1382735-12-7)
- Liraglutide Impurity 10 TFA Salt (CAS CATO-C4X-199210)
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