Tert-butyl (1-(3-fluoro-4-methoxybenzyl)piperidin-4-yl)carbamate CAS 1286272-88-5
| CAS No. | 1286272-88-5 |
| Molecular Formula | C18H27FN2O3 |
| Molecular Weight | 338.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 338.42 g/mol gives Tert-butyl (1-(3-fluoro-4-methoxybenzyl)piperidin-4-yl)carbamate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Tert-butyl (1-(3-fluoro-4-methoxybenzyl)piperidin-4-yl)carbamate (CAS 1286272-88-5), molecular formula C18H27FN2O3 and molecular weight 338.42 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Tert-butyl (1-(3-fluoro-4-methoxybenzyl)piperidin-4-yl)carbamate (C18H27FN2O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 338.42 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
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 | C18H27FN2O3 |
| Molecular Weight | 338.42 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- Ethyl 2-(diphenylamino)-4-methylthiazole-5-carboxylate (CAS 1242267-87-3)
- tert-Butyl 1-(2-fluoro-5-methoxybenzyl)piperidin-4-ylcarbamate (CAS 1286274-59-6)
- N-(13-Oxo-7,7a,8,9,10,11-hexahydro-6H,13H-benzo[b]pyrido[1,2-e][1,5]oxazocin-2-yl)ethanesulfonamide (CAS 1226453-42-4)
- Tert-butyl (1-(5-fluoro-2-methoxybenzyl)piperidin-4-yl)carbamate (CAS 1286274-91-6)
- 6-Methyl-1-indanone (CAS 24623-20-9)
- N4-Aminocytidine (CAS 57294-74-3)
- 4-Chloro-2-methylpyridine 1-oxide (CAS 696-08-2)
- Lithium Orotate Monohydrate (CAS 5266-20-6)
- 4,6-Dichloro-1H-indole (CAS 101495-18-5)
- rel-(3S,4R)-3-Fluoropiperidin-4-ol (CAS 955082-98-1)
- N,N,1-Trimethylhydrazine-1-carbothioamide (CAS 2652-62-2)
- (S)-Benzyl 4-(2-amino-3-methylbutanoyl)-1,4-diazepane-1-carboxylate (CAS 1354011-22-5)
- 4-(2-Methylpyridin-4-yl)morpholine (CAS 131814-33-0)
- Semaglutide impurity 250 (CAS CATO-C4X-2226250)
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