4-(4-tert-Butylbenzoyl)-1H-pyrrole-2-carboxylic acid CAS 439111-53-2
| CAS No. | 439111-53-2 |
| Molecular Formula | C16H17NO3 |
| Molecular Weight | 271.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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 supplies 4-(4-tert-Butylbenzoyl)-1H-pyrrole-2-carboxylic acid (CAS 439111-53-2), a certified reference material (molecular formula C16H17NO3, MW 271.31 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H17NO3, 4-(4-tert-Butylbenzoyl)-1H-pyrrole-2-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 271.31 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).
As a certified reference material (CRM), 4-(4-tert-Butylbenzoyl)-1H-pyrrole-2-carboxylic 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 | C16H17NO3 |
| Molecular Weight | 271.31 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related tert Standards
- 5-(4-tert-Butylbenzoyl)-2-chloropyridine (CAS 1187169-36-3)
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- 1-(4-tert-Butylbenzoyl)-2-methylpiperazine (CAS 1240578-12-4)
- 1-(4-tert-Butylbenzoyl)-1,4-diazepane (CAS 815651-12-8)
- 1-(4-tert-Butylbenzoyl)-4-methylpiperazine (CAS 324068-33-9)
- 4-(4-tert-Butylbenzoyl)-2-methylpyridine (CAS 1187169-43-2)
- 1187163-67-2 3-(4-tert-Butylbenzoyl)-4-methylpyridine MFCD13153165 (CAS 1187163-67-2)
- 2-(4-tert-Butylbenzoyl)-3-methylpyridine (CAS 1187165-78-1)
Recommended Standards
- 4-(4-Fluorophenyl)-N-(pyridin-2-yl)thiazol-2-amine (CAS 497083-40-6)
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- 4-(2-Methoxyphenyl)-L-phenylalanine (CAS 340292-00-4)
- 4-(Benzyloxy)-N-methoxy-N-methylbenzamide (CAS 252199-28-3)
- 2-Amino-N-(sec-butyl)-3-methylbutanamide hydrochloride (CAS 1236262-91-1)
- [1,1'-Biphenyl]-2-ylglycine (CAS 39950-18-0)
- 1-(Morpholine-4-sulfonyl)piperidin-4-amine hydrochloride (CAS 1228070-80-1)
- 1-(3-Chloro-4-(pentyloxy)phenyl)propan-1-one (CAS 1443340-00-8)
- (S)-tert-Butyl((5-oxotetrahydrofuran-2-yl)methyl)carbamic acid (CAS 714972-42-6)
- 3-(((5-Fluorothiophen-2-yl)methyl)amino)-1-methyl-1H-pyrazole-5-carboxamide hydrochloride (CAS 1856021-95-8)
- 3-Butyl-6-methyl-5-pentylpyrimidine-2,4(1H,3H)-dione (CAS 92377-37-2)
- Enoxacin Impurity 7 (CAS CATO-C4X-19657)
- (5E)-5-[(3-Chlorophenyl)methylidene]-3-(4-fluorophenyl)-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 647031-86-5)
- Semaglutide Impurity 183 (CAS 159541-28-3)
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