5-(Azepan-1-ylmethyl)-4-(hydroxymethyl)-2-methylpyridin-3-ol CAS 93808-22-1
| CAS No. | 93808-22-1 |
| Molecular Formula | C18H26NO3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-(Azepan-1-ylmethyl)-4-(hydroxymethyl)-2-methylpyridin-3-ol (CAS 93808-22-1) is a high-purity analytical reference standard with the molecular formula C18H26NO3NO3 and a molecular weight of 366.41 g/mol.
5-(Azepan-1-ylmethyl)-4-(hydroxymethyl)-2-methylpyridin-3-ol (C18H26NO3NO3) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, 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).
As a certified reference material (CRM), 5-(Azepan-1-ylmethyl)-4-(hydroxymethyl)-2-methylpyridin-3-ol 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 | C18H26NO3 NO3 |
| Molecular Weight | 366.41 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 2 |
Related Azepan Standards
- 3-(azepan-1-yl)propanethioamide (CAS 100705-02-0)
- Azepan-1-yl(piperidin-2-yl)methanone (CAS 1008079-86-4)
- 2-(Azepan-1-yl)-5-bromoaniline (CAS 1016736-79-0)
- 2-(azepan-1-yl)ethanethioamide (CAS 1016775-53-3)
- 2-(Azepan-1-ylmethyl)benzothioamide (CAS 1016798-56-3)
- 5-(Azepan-1-yl)pyridin-2-amine (CAS 1018283-28-7)
- 3-(Azepan-1-ylmethyl)-1H-indole-5-carbonitrile (CAS 101831-76-9)
- 3-(Azepan-1-ylmethyl)-5-nitro-1H-indole (CAS 101831-95-2)
Recommended Standards
- Methyl 3-formyl-1-(4-methoxybenzyl)-1H-indole-6-carboxylate (CAS 950763-33-4)
- 3-(3-Chloro-4-methoxybenzyl)azetidine (CAS 1268103-44-1)
- 1-(2-phenylethyl)pyrrolidin-3-ol (CAS 79278-81-2)
- Ivabradine Impurity 17 (CAS 304462-60-0)
- 4-Nitro-1-((perfluorophenyl)methyl)-1H-pyrazole (CAS 957481-78-6)
- 1-(1-methyl-1H-imidazol-2-yl)ethan-1-amine dihydrochloride (CAS 1426423-09-7)
- 4-Hydroxyfuran-2(5H)-one (CAS 541-57-1)
- 1-(2-Hydroxy-indan-5-yl)-ethanone (CAS 16513-66-9)
- n-(4-Bromo-3-methylphenyl)-4-ethyl-1,2,3-thiadiazole-5-carboxamide (CAS 930710-37-5)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
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