1-(3,4-Dimethoxyphenyl)-4-(3-(m-tolyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one CAS 941960-78-7
| CAS No. | 941960-78-7 |
| Molecular Formula | C21H21N3O4 |
| Molecular Weight | 379.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(3,4-Dimethoxyphenyl)-4-(3-(m-tolyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one (C21H21N3O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 379.41 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).
1-(3,4-Dimethoxyphenyl)-4-(3-(m-tolyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one (CAS 941960-78-7), molecular formula C21H21N3O4 and molecular weight 379.41 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.
CATO manufactures 1-(3,4-Dimethoxyphenyl)-4-(3-(m-tolyl)-1,2,4-oxadiazol-5-yl)pyrrolidin-2-one 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 | C21H21N3O4 |
| Molecular Weight | 379.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Dimethoxyphenyl Standards
- 3-(3,4-Dimethoxyphenyl)-3-((4-methylphenyl)sulfonamido)propanoic acid (CAS 332052-67-2)
- 3-(3,4-Dimethoxyphenyl)-6-((pyridin-2-ylmethyl)thio)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 852437-94-6)
- 6-Butyl-2-(3,4-dimethoxyphenyl)-8-methylquinoline-4-carboxylic acid (CAS 175205-02-4)
- (2E)-3-(3,4-Dimethoxyphenyl)-2-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]prop-2-enenitrile (CAS 313687-66-0)
- 2-(3,4-Dimethoxyphenyl)-N'-[1-(1,3-dioxo-2,3-dihydro-1H-inden-2-ylidene)ethyl]acetohydrazide (CAS 1020251-96-0)
- N-(3,4-dimethoxyphenyl)-7-hydroxy-5-oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-6-carboxamide (CAS 478067-97-9)
- 2-((5-(3,5-Dimethoxyphenyl)-1,3,4-oxadiazol-2-yl)thio)-N-(thiazol-2-yl)acetamide (CAS 832108-48-2)
- 1-((2,5-Dimethoxyphenyl)sulfonyl)-4-(2-fluorophenyl)piperazine (CAS 681844-72-4)
Recommended Standards
- 1-(2-Fluorophenyl)-4-(4-(methylsulfonyl)-2-nitrophenyl)piperazine (CAS 852225-19-5)
- 1-{[2-(2H-1,3-Benzodioxol-5-yl)imidazo[1,2-a]pyridin-3-yl]methyl}piperidine-3-carboxylic acid (CAS 904816-43-9)
- 1-(2-Fluoro-4-nitrophenyl)-4-tosylpiperazine (CAS 385380-87-0)
- 1-{[2-(2H-1,3-Benzodioxol-5-yl)imidazo[1,2-a]pyridin-3-yl]methyl}piperidine-4-carboxylic acid (CAS 904814-29-5)
- Methyl 3-(3-(phenylsulfonyl)ureido)thieno[2,3-b]pyridine-2-carboxylate (CAS 866009-10-1)
- 1-(Bromomethyl)-1-(2-isopropoxyethoxy)cycloheptane (CAS 1248430-21-8)
- (11bS)-4-hydroxy-2,6-dimethoxydinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-oxide (CAS 2271444-22-3)
- Ethyl 2-(4-chloro-3-methyl-1H-pyrazol-1-yl)butanoate (CAS 1171381-25-1)
- 2-Chloro-6,8-dimethylquinazolin-4(1H)-one (CAS 62484-37-1)
- 7-Bromo-3-(methylthio)-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 114260-89-8)
- 2-(4-Methylpyridin-3-yl)ethan-1-amine (CAS 1000504-51-7)
- 1-[6-[Bis(trideuteriomethyl)amino]naphthalen-2-yl]propan-1-one (CAS 1794759-31-1)
- Vilanterol Impurity 13 (CAS CATO-C4X-193513)
- CBP501 Affinity Peptide trifluoroacetate salt (CAS 1351804-17-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com