4,4,5,5-Tetramethyl-2-(4-methylphenethyl)-1,3,2-dioxaborolane CAS 444094-87-5
| CAS No. | 444094-87-5 |
| Molecular Formula | C15H23BO2 |
| Molecular Weight | 246.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, 4,4,5,5-Tetramethyl-2-(4-methylphenethyl)-1,3,2-dioxaborolane is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 246.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 4,4,5,5-Tetramethyl-2-(4-methylphenethyl)-1,3,2-dioxaborolane (CAS 444094-87-5), a certified reference material (molecular formula C15H23BO2, MW 246.15 g/mol) for analytical method development and quality control.
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 4,4,5,5-Tetramethyl-2-(4-methylphenethyl)-1,3,2-dioxaborolane 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 | C15H23BO2 |
| Molecular Weight | 246.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-(2,4,5-trimethylphenyl)-1,3,2-dioxaborolane (CAS 1337505-78-8)
- 4,4,5,5-Tetramethyl-2-(4-propylphenyl)-1,3,2-dioxaborolane (CAS 1359844-00-0)
- 4,4,5,5-Tetramethyl-2-(3-propylphenyl)-1,3,2-dioxaborolane (CAS 1402884-05-2)
- 4,4,5,5-Tetramethyl-2-(2,4,6-trimethylphenyl)-1,3,2-dioxaborolane (CAS 171364-84-4)
- (R)-4,4,5,5-Tetramethyl-2-(1-(p-tolyl)ethyl)-1,3,2-dioxaborolane (CAS 257298-94-5)
- 4,4,5,5-Tetramethyl-2-(1-(p-tolyl)ethyl)-1,3,2-dioxaborolane (CAS 280559-36-6)
- 4,4,5,5-Tetramethyl-2-(2-phenylpropyl)-1,3,2-dioxaborolane (CAS 280559-30-0)
- 4,4,5,5-Tetramethyl-2-(2-propylphenyl)-1,3,2-dioxaborolane (CAS 2098356-55-7)
Recommended Standards
- 4,4,5,5-Tetramethyl-2-[2-(1-methylethyl)phenyl]-1,3,2-dioxaborolane (CAS 852110-33-9)
- 5-Bromo-2-mercaptobenzothiazole (CAS 71216-20-1)
- 6-Bromobenzo[d]thiazole-2(3H)-thione (CAS 51618-30-5)
- 2-Ethyl-5-methyl-4-phenyl-6-propyl-1,3,2-dioxaborinane (CAS 74421-13-9)
- (3aR,5R,6S,6aR)-2,2,5-Trimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-ol (CAS 4152-79-8)
- tert-Butyl 4-(piperidin-3-yl)piperazine-1-carboxylate (CAS 1215013-82-3)
- 3-(2,4-Dimethoxyphenyl)-1-methyl-1H-pyrazole-5-carboxylic acid (CAS 1022575-08-1)
- (4-(N-propylsulfamoyl)phenyl)boronic acid (CAS 196809-85-5)
- 3-Bromo-4-chloro-5-methoxy-N,N-dimethylbenzamide (CAS 2089314-87-2)
- 4-(Difluoromethoxy)fluorobenzene (CAS 34888-09-0)
- Ethyl 1-(5-bromopyridin-3-yl)piperidine-4-carboxylate (CAS 847406-13-7)
- N-(2,4-difluorophenyl)-2-(3,5-dimethylphenoxy)-2,2-difluoroacetamide (CAS 251097-72-0)
- Methyl 3-(4-oxo-7-(trifluoromethyl)quinolin-1(4H)-yl)propanoate (CAS 1279207-56-5)
- Pancreatic Polypeptide (rat) (CAS 90419-12-8)
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