1-Methyl-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)piperazine hydrochloride CAS 1171892-37-3
| CAS No. | 1171892-37-3 |
| Molecular Formula | C16H26BN3O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-Methyl-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)piperazine hydrochloride (CAS 1171892-37-3), molecular formula C16H26BN3O2HCl and molecular weight 339.67 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Methyl-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)piperazine hydrochloride (C16H26BN3O2HCl) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.5, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 339.67 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H26BN3O2 HCl |
| Molecular Weight | 339.67 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) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 3-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]propan-1-ol (CAS 1000802-50-5)
- 3,3',4,4'-Tetramethyl-2,2'-bithiophene (CAS 100118-76-1)
- 4,4,5,5-Tetramethyl-2-(5-methylbenzo[b]thiophen-2-yl)-1,3,2-dioxaborolane (CAS 1001200-61-8)
- 2-(1,1,5,5-Tetramethyl-1,3,4,5,6,8a-hexahydro-2H-2,4a-methanonaphthalen-8-yl)propan-1-ol (CAS 1001252-30-7)
- 2,3,6,7-Tetramethyl-1H-indole-4,5-dione (CAS 100192-23-2)
- 3-Methyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)butan-1-amine 2,2,2-trifluoroacetate (CAS 100208-05-7)
- 2-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoindolin-1-one (CAS 1002309-19-4)
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Recommended Standards
- 3-Amino-2-((3,8-dimethoxynaphthalen-2-yl)methyl)propanoic acid (CAS 288389-24-2)
- 54303-30-9 Ethanamine, 2-(ethylthio)-, hydrochloride 2-(Ethylthio)ethylamine hydrochloride EINECS 259-081-8 2-(Ethylthio)ethylamine HCl (CAS 54303-30-9)
- rel-(3aR,5r,6aS)-Octahydrocyclopenta[c]pyrrol-5-ol (CAS 1256333-43-3)
- (5E)-5-[(3,4-Dichlorophenyl)methylidene]-2-oxo-4-phenyl-2,5-dihydrofuran-3-carbonitrile (CAS 338976-85-5)
- 5-(4-Chlorophenyl)-1-isobutyl-1H-imidazole-2-thiol (CAS 917746-24-8)
- 1-(3,4-Dimethoxy-benzyl)-piperazinetrifluoroacetate (CAS 471916-70-8)
- (3-(Benzo[d]thiazol-2-yl)pyrazin-2-yl)(indolin-1-yl)methanone (CAS 873856-72-5)
- 2-(2-Phenylethyl)-1H-imidazole-4-carboxylic acid (CAS 175210-33-0)
- (3-(Bis(2-chloroethyl)amino)-4-methylphenyl)phosphonic acid (CAS 19768-76-4)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
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