2-([1,1':4',1''-Terphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1401577-23-8
| CAS No. | 1401577-23-8 |
| Molecular Formula | C24H25BO2 |
| Molecular Weight | 356.27 g/mol |
| 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.
CATO supplies 2-([1,1':4',1''-Terphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1401577-23-8), a certified reference material (molecular formula C24H25BO2, MW 356.27 g/mol) for analytical method development and quality control.
Based on its molecular formula C24H25BO2, 2-([1,1':4',1''-Terphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 356.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C24H25BO2 |
| Molecular Weight | 356.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
Related Terphenyl Standards
- 2-([1,1':3',1''-Terphenyl]-5'-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1036378-83-2)
- 2-([1,1':4',1''-Terphenyl]-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1080632-76-3)
- 2-([1,1':3',1''-Terphenyl]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1115023-84-1)
- 2-([1,1':3',1''-Terphenyl]-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1385826-84-5)
- 2-([1,1':3',1''-Terphenyl]-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1872426-73-7)
- 2-([1,1':2',1''-Terphenyl]-4'-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2144472-52-4)
- 1,1′:4′,1′′-Terphenyl, 2′,3,4-trifluoro-4′′-pentyl- (CAS 139677-35-3)
- 5'-Phenyl-[1,1':3',1''-terphenyl]-2'-carboxylic acid (CAS 5732-17-2)
Recommended Standards
- (4S,5S)-4-((tert-Butyldimethylsilyl)oxy)-5-(iodomethyl)dihydrofuran-2(3H)-one (CAS 159685-39-9)
- 1H-Pyrazole, 1-[2-methyl-3-(phenylmethoxy)propyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1380304-51-7)
- (2,5-Dichlorophenyl)(7-(furan-2-yl)-1,4-thiazepan-4-yl)methanone (CAS 1797186-38-9)
- 1-(4-Benzyloxybutyl)-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole (CAS 1380304-13-1)
- 5-[(4-aminophenyl)methyl]-1,3-oxazolidin-2-one hydrochloride (CAS 139264-79-2)
- 2,4,5-Trichlorobenzenesulfonic acid (CAS 6378-25-2)
- N-Benzyl-N-[(R)-2-hydroxypropyl][(S)-2-aminopropanamide] (CAS 170033-64-4)
- 2-(2-Methylphenyl)-2h,4h,5h,6h-cyclopenta[c]pyrazol-3-amine (CAS 1486287-29-9)
- 1-Ethyl-2-methylquinolin-1-ium iodide (CAS 606-55-3)
- (3S,6S)-3-((tert-Butoxycarbonyl)amino)-4-oxo-1,2,3,4,6,7-hexahydroazepino[3,2,1-hi]indole-6-carboxylic acid (CAS 250682-47-4)
- 1-{2-chloroimidazo[1,2-a]pyridin-3-yl}ethan-1-one (CAS 1257078-14-0)
- DL-Lysine-2- (CAS 617-68-5)
- 1,1'-((2,2,2-Trichloroethane-1,1-diyl)bis(azanediyl))bis(anthracene-9,10-dione) (CAS 89734-98-5)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com