2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(1H-pyrrol-2-yl)propanoic acid CAS 1379859-26-3
| CAS No. | 1379859-26-3 |
| Molecular Formula | C22H20N2O4 |
| Molecular Weight | 376.41 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.
2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(1H-pyrrol-2-yl)propanoic acid (CAS 1379859-26-3) is a high-purity analytical reference standard with the molecular formula C22H20N2O4 and a molecular weight of 376.41 g/mol.
Based on its molecular formula C22H20N2O4, 2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(1H-pyrrol-2-yl)propanoic 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 376.41 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).
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.
Physical & Chemical Properties
| Molecular Formula | C22H20N2O4 |
| Molecular Weight | 376.41 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.) | 1991 |
| Nitrogen Atoms | 2 |
Related H Standards
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(1H-pyrrol-1-yl)propanoic acid (CAS 2137512-97-9)
- 9H-Fluoren-9-ylmethyl 4-(1-oxo-3-buten-1-yl)-1-piperazinecarboxylate (CAS 876728-43-7)
- 2-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-5-fluorobenzoic acid (CAS 1185296-60-9)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-6-fluorobenzoic acid (CAS 1185296-64-3)
- 2-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-4-fluorobenzoic acid (CAS 1185298-00-3)
- 3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-4-fluorobenzoic acid (CAS 1339407-92-9)
- 4-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-3-fluorobenzoic acid (CAS 1341107-91-2)
- 5-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-2-fluorobenzoic acid (CAS 1341822-36-3)
Recommended Standards
- 2-Azido-4,6-O-benzylidene-N-(tert-butoxycarbonyl)-1,2,5-trideoxy-1,5-imino-D-glucitol (CAS 133697-23-1)
- 1-(4-(4-(2-Phenyl-2H-tetrazole-5-carbonyl)piperazin-1-yl)phenyl)ethan-1-one (CAS 1396877-77-2)
- N1,N4-bis(2,4-diaminophenyl)terephthalamide (CAS 132663-82-2)
- (E)-N-(Naphthalen-1-ylmethylene)-9H-fluoren-2-amine (CAS 13974-79-3)
- 3-(4-Methylphenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (CAS 31827-28-8)
- tert-Butyl (4-chloro-3-(cyclopropylmethoxy)-5-nitropyridin-2-yl)carbamate (CAS 1956332-38-9)
- (S)-SW IV-52 (hydrochloride) (CAS 845745-37-1)
- 4-Isopropyl-1-methylquinolin-2(1H)-one (CAS 132162-30-2)
- tert-Butyl 2-oxo-1,4,9-triazaspiro[5.5]undecane-9-carboxylate (CAS 1445951-40-5)
- 1-(2,5-Dimethylpiperazin-1-yl)prop-2-en-1-one (CAS 1488718-21-3)
- Edoxaban Impurity 22 (CAS 1255529-26-0)
- 4-(4-Bromo-2-fluorophenyl)piperidine-2,6-dione (CAS 1343107-11-8)
- [(2H-1,3-benzodioxol-5-yl)methyl](prop-2-en-1-yl)amine hydrochloride (CAS 1158605-42-5)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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