1-(3,4-Dimethylbenzyl)-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole CAS 1848960-08-6
| CAS No. | 1848960-08-6 |
| Molecular Formula | C18H25BN2O2 |
| Molecular Weight | 312.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(3,4-Dimethylbenzyl)-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 1-(3,4-Dimethylbenzyl)-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole (CAS 1848960-08-6), a certified reference material (molecular formula C18H25BN2O2, MW 312.21 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 1-(3,4-Dimethylbenzyl)-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 312.21 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 1-(3,4-Dimethylbenzyl)-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 | C18H25BN2O2 |
| Molecular Weight | 312.21 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.) | 1995 |
| Nitrogen Atoms | 2 |
Related Dimethylbenzyl Standards
- 1-(2,4-Dimethylbenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1604036-90-9)
- 2-((2,5-Dimethylbenzyl)thio)-7-methyl-4H-pyrido[1,2-a][1,3,5]triazin-4-one (CAS 896323-58-3)
- 3-((2,5-Dimethylbenzyl)thio)-4-ethyl-5-(furan-2-yl)-4H-1,2,4-triazole (CAS 578698-08-5)
- 1-(2,4-Dimethylbenzyl)-6,7-dimethoxy-3,4-dihydroisoquinoline (CAS 91652-66-3)
- 6-(3,5-Dimethylbenzyl)-1-(ethoxymethyl)-5-ethylpyrimidine-2,4(1H,3H)-dione (CAS 136160-30-0)
- 1-(2,5-Dimethylbenzyl)-3-formyl-1H-indole-2-carboxylic acid (CAS 903160-62-3)
- 1-(2,5-Dimethylbenzyl)-4-phenyl-1,4-dihydropyrazine-2,3-dione (CAS 1226437-62-2)
- 8-((2,6-Dimethylbenzyl)amino)-2,3-dimethylimidazo[1,2-a]pyridine-6-carboxylic acid (CAS 816450-73-4)
Recommended Standards
- 1H-Pyrazole, 1-(1-phenylpropyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1629171-81-8)
- (7,8-difluoro-1-naphthyl) trifluoromethanesulfonate (CAS 2507855-59-4)
- 1-(1-(4-Methylphenyl)ethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1604037-05-9)
- (E)-4,4,5,5-Tetramethyl-2-(3-(2-((tetrahydro-2H-pyran-2-yl)oxy)ethoxy)prop-1-en-1-yl)-1,3,2-dioxaborolane (CAS 2378049-93-3)
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