(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxyphenyl)propanoic acid CAS 501015-33-4
| CAS No. | 501015-33-4 |
| Molecular Formula | C24H21NO5 |
| Molecular Weight | 403.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 403.43 g/mol gives (S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxyphenyl)propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxyphenyl)propanoic acid (CAS 501015-33-4), a certified reference material (molecular formula C24H21NO5, MW 403.43 g/mol) for analytical method development and quality control.
(S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-hydroxyphenyl)propanoic acid (C24H21NO5) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
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.
Physical & Chemical Properties
| Molecular Formula | C24H21NO5 |
| Molecular Weight | 403.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(3-hydroxyphenyl)propanoic acid (CAS 501015-32-3)
- 1,1'-(((3,4-Dimethoxyphenethyl)azanediyl)bis(methylene))bis(pyrrolidine-2,5-dione) (CAS 866041-23-8)
- (S)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-hydroxyphenyl)propanoic acid (CAS 501015-31-2)
- 2-((1-Cyanocyclohexyl)amino)-2-oxoethyl 3-phenylbenzo[c]isoxazole-5-carboxylate (CAS 871561-80-7)
- Thiazol-5-ylmethanamine (CAS 161805-76-1)
- Tert-butyl ((benzyloxy)carbonyl)-L-phenylalaninate (CAS 7670-20-4)
- 4-(2-Fluoroethyl)aniline (CAS 327985-14-8)
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- 2,3:4,5-Di-O-isopropylidene-1-O-p-toluenesulfonyl-β-D-fructopyranose (CAS 78574-35-3)
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- 5-(azepane-1-sulfonyl)-1,2-dihydropyridin-2-one (CAS 1154883-50-7)
- 1,1,1,3,5,5,5-Heptamethyl-3-((R)-2-((R)-4-methylcyclohex-3-en-1-yl)propyl)trisiloxane (CAS 1263044-00-3)
- 16,19-Dimethoxy-3-[(4-methoxyphenyl)methyl]-3,21-diazapentacyclo[11.8.0.0^{2,10}.0^{4,9}.0^{15,20}]henicosa-1(21),2(10),4(9),5,7,13,15(20),16,18-nonaene (CAS 860787-07-1)
- Semaglutide impurity 286 (CAS CATO-C4X-2226286)
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