3-Methoxy-1-(4-methoxybenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole CAS 1662682-34-9
| CAS No. | 1662682-34-9 |
| Molecular Formula | C18H25BN2O4 |
| Molecular Weight | 344.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 344.21 g/mol gives 3-Methoxy-1-(4-methoxybenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methoxy-1-(4-methoxybenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1662682-34-9), molecular formula C18H25BN2O4 and molecular weight 344.21 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of 3-Methoxy-1-(4-methoxybenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (C18H25BN2O4) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Methoxy-1-(4-methoxybenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H25BN2O4 |
| Molecular Weight | 344.21 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) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 2 |
Related Methoxy Standards
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Recommended Standards
- tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazole-1-carboxylate (CAS 1446443-06-6)
- 6-(3-Bromophenyl)-3-(pyrrolidin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1706432-80-5)
- Carbamic acid N-[4-cyano-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-1,1-dimethylethyl ester (CAS 1384313-04-5)
- 6-(4-Bromophenyl)-3-(pyrrolidin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1706443-52-8)
- 4-Chloro-2-(2-chlorophenyl)-1H-imidazo[4,5-c]pyridine (CAS 77712-91-5)
- PD123177, >98% (HPLC) (CAS 114785-12-5)
- 1-(Pyridin-3-yl)butan-2-one (CAS 6302-10-9)
- (E)-1,1,1-trifluoro-4-(phenethylamino)but-3-en-2-one (CAS 478040-68-5)
- 1-Methyl-N-(3-(methylthio)propyl)piperidin-4-amine (CAS 1096322-87-0)
- 1-(2-Fluorobenzyl)piperidin-4-ol (CAS 148729-32-2)
- 7-Methoxy-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-c]pyridine (CAS 2103352-53-8)
- 2H-INdazol-3-amine, 6-chloro (CAS 41449-95-0)
- 3,5,7-Trichloroquinolin-4(1H)-one (CAS 1204811-23-3)
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