3-(3-(4-(1H-Pyrrol-1-yl)phenyl)-2-oxoimidazolidin-1-yl)benzoic acid CAS 651748-87-7
| CAS No. | 651748-87-7 |
| Molecular Formula | C20H17N3O3 |
| Molecular Weight | 347.37 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.
3-(3-(4-(1H-Pyrrol-1-yl)phenyl)-2-oxoimidazolidin-1-yl)benzoic acid (CAS 651748-87-7), molecular formula C20H17N3O3 and molecular weight 347.37 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H17N3O3, 3-(3-(4-(1H-Pyrrol-1-yl)phenyl)-2-oxoimidazolidin-1-yl)benzoic acid contains a steroid 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 347.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C20H17N3O3 |
| Molecular Weight | 347.37 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
Related H Standards
- 2-(2-(1H-Pyrrol-1-yl)thiazol-4-yl)-N-(4-(2-amino-2-oxoethyl)thiazol-2-yl)acetamide (CAS 1171459-23-6)
- (4-(1H-Pyrrol-1-yl)phenyl)(4-(pyrazin-2-yloxy)piperidin-1-yl)methanone (CAS 1448061-24-2)
- (4-(1H-Pyrrol-1-yl)phenyl)(4-(pyridazin-3-yloxy)piperidin-1-yl)methanone (CAS 1797754-93-8)
- (4-(1H-pyrrol-1-yl)phenyl)(4-benzylpiperazin-1-yl)methanone (CAS 439097-48-0)
- 2-(2-(1H-Pyrrol-1-yl)thiazol-4-yl)-N-(4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)acetamide (CAS 1172559-35-1)
- (4-(1H-Pyrrol-1-yl)phenyl)(3-((dimethylamino)methyl)-1,4-thiazepan-4-yl)methanone (CAS 1448044-51-6)
- 2-((4-(1H-Pyrrol-1-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxy-5-methylphenyl)acetamide (CAS 903360-53-2)
- (4-(1H-Pyrrol-1-yl)phenyl)(4-(5-methyl-1,3,4-thiadiazol-2-yl)piperidin-1-yl)methanone (CAS 1396870-62-4)
Recommended Standards
- 3-(2-Methyl-1-(2-methyl-3-nitrobenzoyl)indolizin-3-yl)propanenitrile (CAS 863416-56-2)
- 3-Piperidinomethyl-4-trifluoromethylbenzophenone (CAS 898793-38-9)
- 2-Piperidinomethyl-2-trifluoromethylbenzophenone (CAS 898773-51-8)
- 4-{7-[4-(1H-imidazol-1-yl)phenyl]-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl}morpholine (CAS 320416-09-9)
- (R,R)-(+)-1,4-Dimethoxy-2,3-butanediol (CAS 33507-82-3)
- 1-(5-bromobenzofuran-7-yl)ethanol (CAS 796112-24-8)
- 5-chloro-2-[(1-methyl-1H-1,2,3,4-tetrazol-5-yl)sulfanyl]aniline (CAS 1019390-35-2)
- N-(6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinazolin-2-yl)pivalamide (CAS 2413797-48-3)
- 2,3,4,5-Tetrahydro-1H-benzo[b]azepin-8-amine (CAS 518051-96-2)
- 2-{2-[(2,6-Difluorobenzyl)oxy]ethyl}piperidinehydrochloride (CAS 1220032-46-1)
- 5-Bromo-2-(3-fluoro-3-pentyl)pyridine (CAS 2097800-63-8)
- 6-Bromo-N-(4-fluorophenyl)quinazolin-4-amine (CAS 459418-63-4)
- N-((1-Ethyl-1H-pyrazol-3-yl)methyl)-1-propyl-1H-pyrazol-4-amine hydrochloride (CAS 1856038-43-1)
- Semaglutide Impurity 157 (x TFA Salt) (CAS CATO-C4X-2226157)
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