7-(4-Methoxyphenoxy)-2-((3-methylthiophen-2-yl)methylene)-3-phenyl-2,3-dihydro-1H-inden-1-one CAS 337921-49-0
| CAS No. | 337921-49-0 |
| Molecular Formula | C28H22O3S |
| Molecular Weight | 438.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 7-(4-Methoxyphenoxy)-2-((3-methylthiophen-2-yl)methylene)-3-phenyl-2,3-dihydro-1H-inden-1-one (C28H22O3S) contains a steroid core, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 18.0, corresponding to approximately 18 ring(s) or double-bond equivalent(s). With a molecular weight of 438.54 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).
7-(4-Methoxyphenoxy)-2-((3-methylthiophen-2-yl)methylene)-3-phenyl-2,3-dihydro-1H-inden-1-one (CAS 337921-49-0) is a high-purity analytical reference standard with the molecular formula C28H22O3S and a molecular weight of 438.54 g/mol.
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), 7-(4-Methoxyphenoxy)-2-((3-methylthiophen-2-yl)methylene)-3-phenyl-2,3-dihydro-1H-inden-1-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 | C28H22O3S |
| Molecular Weight | 438.54 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |
Related Methoxyphenoxy Standards
- 1-((2-(2-Methoxyphenoxy)ethyl)(methyl)amino)-3-((9-methyl-9H-carbazol-4-yl)oxy)propan-2-ol (CAS 1479052-24-8)
- 4-(4-Methoxyphenoxy)-N-(4-(morpholinosulfonyl)phenyl)butanamide (CAS 848618-80-4)
- 2-(4-Methoxyphenoxy)-N-(2-methyl-5-(3-methyl-4-oxo-3,4-dihydrophthalazin-1-yl)benzyl)acetamide (CAS 713098-26-1)
- (2Z)-7-(4-Methoxyphenoxy)-2-[(4-methylphenyl)methylidene]-3-phenyl-2,3-dihydro-1H-inden-1-one (CAS 337921-54-7)
- 2,4,6-Tris(2-methoxyphenoxy)-1,3,5-triazine (CAS 1919-19-3)
- (2Z)-7-(4-Methoxyphenoxy)-2-[(4-methoxyphenyl)methylidene]-3-phenyl-2,3-dihydro-1H-inden-1-one (CAS 337921-48-9)
- N-[4-(2-Methoxyphenoxy)phenylsulfonyl]-DL-phenylalanine (CAS 1008961-78-1)
- (2Z)-7-(4-Methoxyphenoxy)-3-phenyl-2-[(thiophen-2-yl)methylidene]-2,3-dihydro-1H-inden-1-one (CAS 337921-55-8)
Recommended Standards
- 4-{[4-(thiophene-2-carbonyloxy)phenyl]sulfanyl}phenyl thiophene-2-carboxylate (CAS 329078-94-6)
- N-[(S)-2'-Amino-[1,1'-binaphthalen]-2-yl]-4-methylbenzenesulfonamide (CAS 933782-32-2)
- 4,8-Dicyclohexyl-6-hydroxy-2,10-dimethyl-12H-dibenzo[d,g][1,3,2]dioxaphosphocin (CAS 73912-21-7)
- Mirabegron Impurity 59 (CAS CATO-C4X-103259)
- 6-Chloro-5-(difluoromethyl)-2-fluoropyridin-3-ol (CAS 1806932-04-6)
- 4-(((2-Methoxyphenyl)thio)methyl)piperidine (CAS 1247166-42-2)
- 5-Chloro-3-fluoro-4-iodopyridin-2-amine (CAS 1064783-30-7)
- 1-Bromo-1,1-dichloro-2-propanone (CAS 1751-16-2)
- 2-Chloro-6-methyl-4-phenylquinoline (CAS 1094428-49-5)
- 3-Hydroxy-5-(trifluoromethyl)picolinonitrile (CAS 1804405-40-0)
- 1,4,5,8-Tetraamino-2-bromo-6-phenethoxyanthracene-9,10-dione (CAS 88602-97-5)
- 2-Bromo-5-(m-tolyl)oxazole (CAS 1894551-61-1)
- Methyl 2-(4-Formylphenyl)benzoate (CAS 144291-47-4)
- Neuropeptide Y (13-36) (porcine) (CAS 113662-54-7)
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