3-[3-(Ethoxycarbonyl)-2-methyl-5-phenyl-1H-pyrrol-1-yl]benzoic acid CAS 879329-74-5
| CAS No. | 879329-74-5 |
| Molecular Formula | C21H19NO4 |
| Molecular Weight | 349.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-[3-(Ethoxycarbonyl)-2-methyl-5-phenyl-1H-pyrrol-1-yl]benzoic acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-[3-(Ethoxycarbonyl)-2-methyl-5-phenyl-1H-pyrrol-1-yl]benzoic acid (CAS 879329-74-5) is a high-purity analytical reference standard with the molecular formula C21H19NO4 and a molecular weight of 349.38 g/mol.
Based on its molecular formula C21H19NO4, 3-[3-(Ethoxycarbonyl)-2-methyl-5-phenyl-1H-pyrrol-1-yl]benzoic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 349.38 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-[3-(Ethoxycarbonyl)-2-methyl-5-phenyl-1H-pyrrol-1-yl]benzoic acid 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 | C21H19NO4 |
| Molecular Weight | 349.38 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Ethoxycarbonyl Standards
- N-(2-(4-(ethoxycarbonyl)piperazin-1-yl)-2-oxoethyl)-N-phenylglycine (CAS 1142206-00-5)
- 4-(3-(Ethoxycarbonyl)-2-methyl-5-phenyl-1H-pyrrol-1-yl)benzoic acid (CAS 361158-00-1)
- 1-Ethoxycarbonyl-5-methyl-(3R)-3-tert-butyl-dimethylsilyloxypentanedioate (CAS 158275-79-7)
- N-(2-(4-(ethoxycarbonyl)piperidin-1-yl)-2-oxoethyl)-N-phenylglycine (CAS 1142211-83-3)
- [{2-[3-(Ethoxycarbonyl)piperidin-1-yl]-2-oxoethyl}(phenyl)amino]acetic acid (CAS 1142211-85-5)
- 1-(3-(5-(Ethoxycarbonyl)-2,4-dimethyl-1H-pyrrol-3-yl)propanoyl)piperidine-4-carboxylic acid (CAS 1142209-81-1)
- methyl 2-{[2-(ethoxycarbonyl)-4,4,4-trifluoro-3-oxobut-1-enyl]amino}thiophene-3-carboxylate (CAS 648859-87-4)
- methyl 3-{[2-(ethoxycarbonyl)-4,4,4-trifluoro-3-oxobut-1-enyl]amino}thiophene-2-carboxylate (CAS 648409-92-1)
Recommended Standards
- 3-(Anthracene-9-carbonyl)quinolin-4(1H)-one (CAS 821004-13-1)
- 3-Methoxy-N-(5-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,4-oxadiazol-2-yl)benzamide (CAS 887885-99-6)
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)bicyclo[1.1.1]pentane-1-carboxylic acid (CAS 676371-66-7)
- 4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)cyclopent-2-ene-1-carboxylic acid (CAS 929976-63-6)
- Methyl 5-amino-6-bromo-3-methylpyrazine-2-carboxylate (CAS 1823921-17-0)
- Methyl 2-(2-methylpropane-2-sulfonyl)acetate (CAS 63864-29-9)
- 4,5-Difluoro-1H-indazole (CAS 1360949-05-8)
- (2S)-1-[(1R)-1-[Bis(3,5-dimethylphenyl)phosphino]ethyl]-2-(diphenylphosphino)ferrocene (CAS 950982-62-4)
- 2,6-Dimethyl-4-[5-(trifluoromethyl)-1,2,4-oxadiazol-3-yl]phenol (CAS 153168-59-3)
- 2,5-Dichloro-3-methylbenzotrifluoride (CAS 1806346-98-4)
- 4-((((9H-fluoren-9-yl)methoxy)carbonyl)(methyl)amino)tetrahydro-2H-pyran-4-carboxylic acid (CAS 1698161-95-3)
- 3-(Bromomethyl)thiophene (CAS 34846-44-1)
- 1-(p-tolyl)hexahydropyrimidine-2,4-dione (CAS 19144-80-0)
- Insulin Degludec Impurity 15 (CAS CATO-C4X-215715)
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