4,4,5,5-Tetramethyl-2-(2-methyl-4-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane CAS 1011459-26-9
| CAS No. | 1011459-26-9 |
| Molecular Formula | C14H21BO4S |
| Molecular Weight | 296.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 296.19 g/mol gives 4,4,5,5-Tetramethyl-2-(2-methyl-4-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4,4,5,5-Tetramethyl-2-(2-methyl-4-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane (CAS 1011459-26-9), molecular formula C14H21BO4S and molecular weight 296.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H21BO4S, 4,4,5,5-Tetramethyl-2-(2-methyl-4-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 296.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
As a certified reference material (CRM), 4,4,5,5-Tetramethyl-2-(2-methyl-4-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane 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 | C14H21BO4S |
| Molecular Weight | 296.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Sulfur Atoms | 1 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-(4-((methylsulfonyl)methyl)phenyl)-1,3,2-dioxaborolane (CAS 1383968-45-3)
- 4-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiazol-2-yl)morpholine (CAS 1402172-49-9)
- 4,4,5,5-Tetramethyl-2-(3-methyl-4-(methylsulfonyl)phenyl)-1,3,2-dioxaborolane (CAS 1421340-99-9)
- 4,4,5,5-Tetramethyl-2-(3-((methylsulfonyl)methyl)phenyl)-1,3,2-dioxaborolane (CAS 1864802-09-4)
- 4'-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1'-biphenyl]-2-ol (CAS 1219741-54-4)
- [(E)-5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pent-4-enyl] 2,2-dimethylpropanoate (CAS 141091-32-9)
- 1-(6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-yl)ethanone (CAS 1614255-25-2)
- 3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pentanedinitrile (CAS 2304635-62-7)
Recommended Standards
- 5-Bromo-N-cyclopropylbenzo[b]thiophene-2-carboxamide (CAS 439108-13-1)
- 2,3-Dichloro-N-(2-ethoxybenzyl)aniline (CAS 1036584-97-0)
- 2-Bromo-1-(4-methyl-2-phenylthiazol-5-yl)ethan-1-one (CAS 7520-95-8)
- tert-butyl 2,4-dichloro-7H-pyrrolo[2,3-d]pyrimidine-7-carboxylate (CAS 1038588-24-7)
- 7-Hydroxy-1,2,3,4-tetrahydronaphthalene-1-carboxylic acid (CAS 216582-77-3)
- (2-(4-(Trifluoromethyl)phenoxy)phenyl)methanaminehydrochloride (CAS 1189940-77-9)
- 2-(4-(Hydroxymethyl)piperidin-1-yl)pyrimidine-5-carboxylate (CAS 1022927-90-7)
- Azelastine hydrochloride (CAS 79307-93-0)
- (R,S)-BisPh-pentabBox (CAS 1246401-51-3)
- 2-(Aminomethyl)-6-bromo-4-(difluoromethyl)-3-(trifluoromethyl)pyridine (CAS 1805948-62-2)
- Sodium (3-amino-1-hydroxypropane-1,1-diyl)bis(hydrogen phosphonate) (CAS 89131-02-2)
- 6,7-Dimethoxy-2-(pyrrolidin-1-yl)-N-(5-(pyrrolidin-1-yl)pentyl)quinazolin-4-amine x2,2,2-trifluoroacetate (CAS 1620401-83-3)
- 7-Nitroindazole (sodium) (CAS 161467-34-1)
- Thymopoietin II Peptide Fragment (CAS 56795-64-3)
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