Fmoc-(S)-2-amino-4-cyclopentylbutanoic acid CAS 2349655-85-0
| CAS No. | 2349655-85-0 |
| Molecular Formula | C24H27NO4 |
| Molecular Weight | 393.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Fmoc-(S)-2-amino-4-cyclopentylbutanoic 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.
Fmoc-(S)-2-amino-4-cyclopentylbutanoic acid (CAS 2349655-85-0), molecular formula C24H27NO4 and molecular weight 393.48 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Fmoc-(S)-2-amino-4-cyclopentylbutanoic acid (C24H27NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 393.48 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Fmoc-(S)-2-amino-4-cyclopentylbutanoic 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 | C24H27NO4 |
| Molecular Weight | 393.48 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.) | 1999 |
| Nitrogen Atoms | 1 |
Related Fmoc Standards
- N-Fmoc-(3S)-3-amino-3-cyclohexylpropanoic acid (CAS 1260614-86-5)
- N-Fmoc-N-(cyclohexylmethyl)-glycine (CAS 1374785-49-5)
- Fmoc-n-methyl-tranexamic acid (CAS 173690-50-1)
- Fmoc-L-2-methylamino-7-octenoic acid (CAS 1808268-11-2)
- (R)-2-(Fmoc-amino)-2-methyl-7-octenoic Acid (CAS 288617-78-7)
- Fmoc-Gly(Cycloheptyl)-OH (CAS 2304413-61-2)
- Fmoc-β-cyclohexyl-Ala-OH (CAS 135673-97-1)
- Fmoc-β-cyclohexyl-D-Ala-OH (CAS 144701-25-7)
Recommended Standards
- Adaphostin (CAS 241127-58-2)
- 8-Methoxy-5-(3-methylbenzyl)-3-(p-tolyl)-5H-pyrazolo[4,3-c]quinoline (CAS 866588-50-3)
- Itraconazole Impurity 26 (CAS 89848-20-4)
- 7,8-Dimethoxy-2-(quinolin-2-yl)-4H-chromen-4-one (CAS 6622-20-4)
- 1-Ethylpyrazole-3-carboxylic Acid (CAS 400755-44-4)
- 5-((2S)pyrrolidin-2-yl)-2-methoxyphenol (CAS 1212806-10-4)
- Methyl 2-((2,2-dimethyl-2,3-dihydrobenzofuran-7-yl)oxy)acetate (CAS 633282-68-5)
- 4-(6-Fluoropyridin-3-yl)-1-isopropyl-1H-indole-3-carbaldehyde (CAS 1350760-33-6)
- Methyl 4-(bis(trimethylsilyl)amino)but-2-ynoate (CAS 112561-10-1)
- Rocuronium Bromide Impurity 64 (CAS CATO-C4X-124264)
- 2-((4-Butyl-7-methyl-2-oxo-2h-chromen-5-yl)oxy)propanoic acid (CAS 843620-39-3)
- Dimethylammonium dichlorotri(μ-chloro)bis[(S)-(-)-2,2'-bis(diphenylphosphino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl]diruthenate(II) (CAS 944451-12-1)
- (S)-2-(1-Hydroxy-2H-isoindol-2-yl)succinic acid (CAS 650625-14-2)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
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