4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid CAS 957320-47-7
| CAS No. | 957320-47-7 |
| Molecular Formula | C16H12N2O4S |
| Molecular Weight | 328.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid 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.
CATO supplies 4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid (CAS 957320-47-7), a certified reference material (molecular formula C16H12N2O4S, MW 328.34 g/mol) for analytical method development and quality control.
Structurally, 4-[3-(Methoxycarbonyl)-5-(thiophen-2-yl)-1h-pyrazol-1-yl]benzoic acid (C16H12N2O4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 328.34 g/mol, it falls into the moderately-high-molecular-weight range. 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 | C16H12N2O4S |
| Molecular Weight | 328.34 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxycarbonyl Standards
- 1-{4-[(methoxycarbonyl)amino]benzenesulfonyl}pyrrolidine-2-carboxylic acid (CAS 1008946-47-1)
- 2-{[4-(Methoxycarbonyl)phenyl]amino}-2-oxoethyl 4-aminobenzoate (CAS 931239-21-3)
- 1-{[2-(methoxycarbonyl)phenyl]sulfonyl}piperidine-4-carboxylic acid (CAS 731802-61-2)
- 4-(Methoxycarbonyl)-3-(trifluoromethyl)phenylboronic Acid Pinacol Ester (CAS 1045795-70-7)
- 4-(Methoxycarbonyl)-2-(trifluoromethyl)phenylboronic Acid Pinacol Ester (CAS 1371589-09-1)
- Bis[2-(methoxycarbonyl)phenyl]carbonate (CAS 82091-12-1)
- 20303-31-5 4-(2-Methoxycarbonyl-ethyl)-3,5-dimethyl-1H-pyrrole-2-carboxylic acid benzyl ester benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 20303-31-5)
- Methyl 2-(2-(methoxycarbonyl)phenoxy)-5-nitrobenzoate (CAS 1269492-17-2)
Recommended Standards
- 4-[(2,4-Dioxo-3-phenyl-1,3-thiazolidin-5-yl)amino]benzoic acid (CAS 348078-44-4)
- 4-{[3-(Methoxyimino)-2-nitro-1-propenyl]amino}-N,N-dimethylbenzenesulfonamide (CAS 338422-91-6)
- 4-((1,4-Dioxo-1,4-dihydronaphthalen-2-yl)amino)benzenesulfonamide (CAS 19992-50-8)
- 5-Ethoxy-2-(4-(4-fluorophenoxy)-5-methyl-1H-pyrazol-3-yl)phenol (CAS 370853-17-1)
- (S,S)-Cilastatin (CAS 107873-05-2)
- 5-Bromo-3-isopropyl-1H-pyrazolo[3,4-b]pyridine (CAS 1211515-23-9)
- 3-Methoxy-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1256358-87-8)
- Dimethyl 5-(4-chlorophenyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2,2-dioxide (CAS 339102-19-1)
- 2-Amino-5-methylthieno[2,3-d]pyrimidin-4(1H)-one (CAS 1423165-18-7)
- 5-Bromo-N-cyclobutylpyridin-2-amine (CAS 1289058-28-1)
- 5-BROMO-1H-PYRROLO[2,3-B]PYRIDIN-3-AMINE (CAS 507462-51-3)
- 2-Amino-N-cyclohexyl-N,3-dimethylbutanamide hydrochloride (CAS 1236258-13-1)
- (R)-2-(3-((3-(tert-Butoxy)-3-oxopropyl)amino)pyrrolidin-1-yl)acetic acid (CAS 1354008-31-3)
- MLCK inhibitor peptide 18 (CAS 224579-74-2)
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