(R)-2-(Fmoc-amino)-3-cyclopentylpropanoic Acid CAS 1262802-59-4
| CAS No. | 1262802-59-4 |
| Molecular Formula | C23H25NO4 |
| Molecular Weight | 379.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (R)-2-(Fmoc-amino)-3-cyclopentylpropanoic Acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(R)-2-(Fmoc-amino)-3-cyclopentylpropanoic Acid (CAS 1262802-59-4) is a high-purity analytical reference standard with the molecular formula C23H25NO4 and a molecular weight of 379.45 g/mol.
(R)-2-(Fmoc-amino)-3-cyclopentylpropanoic 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).
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), (R)-2-(Fmoc-amino)-3-cyclopentylpropanoic 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.) | 1990 |
| Nitrogen Atoms | 1 |
Related R Standards
- Fmoc-trans-4-aminocyclohexane acetic acid (CAS 1217650-00-4)
- (S)-2-(Fmoc-amino)-7-octenoic Acid (CAS 1251904-51-4)
- N-Fmoc-(3S)-3-amino-3-cyclopentylpropanoic acid (CAS 1260609-14-0)
- Fmoc-4-Amc-OH (CAS 188715-40-4)
- (S)-2-(Fmoc-amino)-3-cyclopentylpropanoic Acid (CAS 371770-32-0)
- Fmoc-1-amino-cyclohexane acetic acid (CAS 282524-98-5)
- Fmoc-1-aminomethyl-cyclohexane carboxylic acid (CAS 220145-22-2)
- Fmoc-3,3-dimethylcyclobutane-1-methylamino-1-carboxylic acid (CAS 2025106-27-6)
Recommended Standards
- Amino-PEG4-hydrazide-Boc (CAS 1263047-17-1)
- (R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-cyclopentylpropanoic acid (CAS 1260593-09-6)
- N-Methyl-2-(3-nitrophenyl)-N-((1S,2S)-2-(pyrrolidin-1-yl)-2,3-dihydro-1H-inden-1-yl)acetamide (CAS 130610-93-4)
- (R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-cyclopentylpropanoic acid (CAS 1260590-42-8)
- (R)-tert-Butyl 2-methyl-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine-1-carboxylate (CAS 2414150-38-0)
- 2-(((6-Nitro-4H-benzo[d][1,3]dioxin-8-yl)methyl)thio)aniline (CAS 257861-64-6)
- 2-((6-Aminonaphthalen-2-yl)sulfonyl)ethan-1-ol (CAS 52218-35-6)
- 3-(4-Carboxyphenyl)-5-nitrobenzoic acid (CAS 1261931-45-6)
- 4-Fluoro-3-iodo-2-(trifluoromethyl)benzaldehyde (CAS 1539315-05-3)
- 2-Chloro-4-(3-(3,4-dichlorophenyl)ureido)benzene-1-sulfonyl chloride (CAS 680617-66-7)
- N,N'-Bis(2,4-difluorophenyl)-2-[(1E)-(methoxyimino)methyl]propanediamide (CAS 339096-54-7)
- N-(3,4-dichlorophenyl)-3,4-dihydro-2H-pyrrol-5-amine (CAS 31079-46-6)
- 1H-Benzimidazolium, 3-[2-(acetyloxy)-3-sulfopropyl]-5,6-dichloro-1-ethyl-2-methyl-, inner salt (CAS 68239-66-7)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
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