154938-68-8 3-(1-(((9H-fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)propanoic acid N-Fmoc-4-piperidinepropionic acid CAS 154938-68-8
| CAS No. | 154938-68-8 |
| Molecular Formula | C23H25NO4 |
| Molecular Weight | 379.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
154938-68-8 3-(1-(((9H-fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)propanoic acid N-Fmoc-4-piperidinepropionic acid (C23H25NO4) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
154938-68-8 3-(1-(((9H-fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)propanoic acid N-Fmoc-4-piperidinepropionic acid (CAS 154938-68-8), molecular formula C23H25NO4 and molecular weight 379.45 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), 154938-68-8 3-(1-(((9H-fluoren-9-yl)methoxy)carbonyl)piperidin-4-yl)propanoic acid N-Fmoc-4-piperidinepropionic 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 | C23H25NO4 |
| Molecular Weight | 379.45 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
Related H Standards
- 1-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}-4-methylcyclohexane-1-carboxylic acid (CAS 1013997-27-7)
- 2-[4-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)cyclohexyl]acetic acid (CAS 1023821-72-8)
- 3-{1-[(9h-fluoren-9-ylmethoxy)carbonyl]piperidin-3-yl}propanoic acid (CAS 1339680-62-4)
- 1-(((9h-Fluoren-9-yl)methoxy)carbonyl)-3-ethylpiperidine-3-carboxylic acid (CAS 1341635-63-9)
- 1-({[(9h-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylcyclohexane-1-carboxylic acid (CAS 1342631-07-5)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-methylhept-6-enoic acid (CAS 1448775-45-8)
- 1-((((9H-fluoren-9-yl)methoxy)carbonyl)(methyl)amino)cyclohexane-1-carboxylic acid (CAS 1697377-42-6)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-cyclohexylacetic acid (CAS 186320-22-9)
Recommended Standards
- (2S,4S)-allyl 2-(((allyloxycarbonyl)(sulfamoyl)amino)methyl)-4-mercaptopyrrolidine-1-carboxylate (CAS 148017-51-0)
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- (R)-6,6,10,10-tetramethyl-4,8-dioxo-2-phenethyl-9-oxa-3,5,7-triazaundecanoic acid (CAS 159634-71-6)
- N-(2,5-Dimethylphenyl)-3-ethyl-N-isopropyl-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-7-carboxamide (CAS 1423778-04-4)
- Benzyl (S)-4-formyl-2,2-dimethyloxazolidine-3-carboxylate (CAS 117833-92-8)
- (E)-α-Methylcinnamic Acid (CAS 1895-97-2)
- Gibberellic Acid (CAS 77-06-5)
- Ethyl 5-thiomorpholino-3-(p-tolyl)-1,2,4-triazine-6-carboxylate (CAS 866051-68-5)
- Polymyxin B1 Pentatrifluoroacetate (CAS 4135-11-9 (free base))
- 4-(2-Methoxyphenyl)-6-(4-methylpiperazino)-2-phenyl-5-pyrimidinecarbonitrile (CAS 477853-98-8)
- 2-(3-Chlorophenyl)oxazole-4-carboxylic acid (CAS 925940-96-1)
- 1,5-Bis(2,3,4,4,5,5-hexamethylhexan-2-yl)pentasulfane (CAS 31565-23-8)
- 2-(Tetrahydro-2H-thiopyran-4-yl)thiazole-4-carboxylic acid (CAS 955400-84-7)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
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