(9H-Fluoren-9-yl)methyl 6-hydroxy-2-azaspiro[3.3]heptane-2-carboxylate CAS 2295204-87-2
| CAS No. | 2295204-87-2 |
| Molecular Formula | C21H21NO3 |
| Molecular Weight | 335.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(9H-Fluoren-9-yl)methyl 6-hydroxy-2-azaspiro[3.3]heptane-2-carboxylate (CAS 2295204-87-2) is a high-purity analytical reference standard with the molecular formula C21H21NO3 and a molecular weight of 335.40 g/mol.
Structurally, (9H-Fluoren-9-yl)methyl 6-hydroxy-2-azaspiro[3.3]heptane-2-carboxylate (C21H21NO3) contains a steroid 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 335.40 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C21H21NO3 |
| Molecular Weight | 335.40 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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 H Standards
- (9H-Fluoren-9-yl)methyl 4-formylpiperidine-1-carboxylate (CAS 1097779-02-6)
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- 2-({[(9h-fluoren-9-yl)methoxy]carbonyl}(prop-2-yn-1-yl)amino)acetic acid (CAS 1033622-38-6)
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- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-cyanopropanoic acid (CAS 1822420-14-3)
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Recommended Standards
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- 2,5-Lutidine (CAS 589-93-5)
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