N-(4-methoxyphenyl)-1-methyl-3-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxamide CAS 478066-95-4
| CAS No. | 478066-95-4 |
| Molecular Formula | C20H17N3O2S |
| Molecular Weight | 363.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies N-(4-methoxyphenyl)-1-methyl-3-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxamide (CAS 478066-95-4), a certified reference material (molecular formula C20H17N3O2S, MW 363.43 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, N-(4-methoxyphenyl)-1-methyl-3-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 363.43 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H17N3O2S |
| Molecular Weight | 363.43 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 |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related N Standards
- 6-(4-Methoxyphenyl)benzo[b]pyrrolo[1,2-d][1,4]thiazepin-7-yl acetate (CAS 131403-76-4)
- 3-(4-Methoxyphenyl)-1-(phenylsulfonyl)-1H-indole (CAS 648409-59-0)
- 3-[n-(4-methoxyphenyl)3,4-dimethylbenzenesulfonamido]propanoic acid (CAS 565195-46-2)
- 4-(2-Methoxyphenyl)-5-((naphthalen-1-yloxy)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917746-68-0)
- 4-(3-Methoxyphenyl)-5-((naphthalen-1-yloxy)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917746-67-9)
- 4-(4-Methoxyphenyl)-5-((naphthalen-1-yloxy)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917746-65-7)
- 1030102-15-8 1-[4-(2-Methoxyphenyl)piperazin-1-yl]isoquinoline-4-carboxylic acid MFCD14281719 (CAS 1030102-15-8)
- 1-[(5Z)-5-{[(4-methoxyphenyl)amino]methylidene}-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]pyrrolidine-2,5-dione (CAS 400076-20-2)
Recommended Standards
- N'-(4,6-dimethyl-3-(methylsulfonyl)pyridin-2-yl)-3-methoxy-N'-methylbenzohydrazide (CAS 341967-38-2)
- N-(Furan-2-ylmethyl)-2-((1-(2-hydroxyethyl)-2-oxo-1,2,5,6,7,8-hexahydroquinazolin-4-yl)thio)acetamide (CAS 941979-15-3)
- N-(4-(N-(5-Methylisoxazol-3-yl)sulfamoyl)phenyl)cyclohexanecarboxamide (CAS 353773-35-0)
- n-[4-(4-cyanophenyl)-1,3-thiazol-2-yl]-2-(4-ethoxyphenyl)acetamide (CAS 922480-60-2)
- 3-(2,5-Difluorophenyl)-3-oxopropanal (CAS 1019022-66-2)
- 6-(Chloromethyl)pyridin-3-ol (CAS 120870-79-3)
- 1-(4-methylphenyl)-6-oxo-1,4,5,6-tetrahydro-1,2,4-triazine-3-carboxylic acid (CAS 1049873-16-6)
- 1-Benzyl-3-(hydroxymethyl)piperidin-4-ol (CAS 886-46-4)
- 6-bromo-3,4-dihydropyrano[2,3-b]pyridin-2-one (CAS 2387602-17-5)
- 1-[(5-Fluoro-2-nitrophenyl)methyl]pyrrolidine (CAS 1877213-77-8)
- 6-Chloro-2-(methylthio)-N-phenethylpyrimidin-4-amine (CAS 330658-02-1)
- 7-Methoxy-4,4-dimethyl-1,2,3,4-tetrahydroisoquinoline (CAS 1267980-37-9)
- 6-Chlorobenzo[d][1,3]dioxol-5-ol (CAS 105607-67-8)
- Semaglutide impurity 92 (CAS CATO-C4X-222692)
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