5-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-7,8-dihydronaphthalene-2-carbonitrile CAS 952675-93-3
| CAS No. | 952675-93-3 |
| Molecular Formula | C17H20BNO2 |
| Molecular Weight | 281.16 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.
5-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-7,8-dihydronaphthalene-2-carbonitrile (CAS 952675-93-3), molecular formula C17H20BNO2 and molecular weight 281.16 g/mol, is a CATO reference standard with documented purity and traceability.
5-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-7,8-dihydronaphthalene-2-carbonitrile (C17H20BNO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C17H20BNO2 |
| Molecular Weight | 281.16 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) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-[3-(4-pyridyl)phenyl]-1,3,2-dioxaborolane (CAS 1009033-83-3)
- 3-Phenyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1171891-07-8)
- 3-Phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1313518-26-1)
- 2-Phenyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1313519-78-6)
- 2-Phenyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1674362-02-7)
- 5-Phenyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 1946760-47-9)
- 2-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyridine (CAS 453530-49-9)
- 2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyridine (CAS 908350-80-1)
Recommended Standards
- 4-Phenyl-3,5-bis(trifluoromethyl)-4H-1,2,4-triazole (CAS 88579-71-9)
- 5,7-Bis(trifluoromethyl)-1,8-naphthyridin-2-amine (CAS 51420-72-5)
- 4-Chloro-6-(4-chlorophenyl)thieno[3,2-d]pyrimidine (CAS 681260-54-8)
- 6-Chloro-2-(2-chloropyridin-3-yl)-1,3-benzothiazole (CAS 400075-88-9)
- cis-3-Hydroxycyclobutanecarboxylic acid (CAS 552849-33-9)
- 4-Bromo-6-fluoro-2,8-dimethylquinoline (CAS 1378259-56-3)
- 5-(P-tolyl)-1,2,3,4-tetrahydropyrimido[4',5':4,5]thieno[2,3-c]isoquinolin-8-amine (CAS 861209-32-7)
- Quinoline-4,7-diamine (CAS 40107-15-1)
- 6-Hydroxy-4,5-dihydro-1H-benzo[b]azepin-2(3H)-one (CAS 74887-79-9)
- 6-Chloro-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridin-4-ol (CAS 2091549-02-7)
- Tinidazole Impurity 14 (CAS 173336-82-8)
- Ethyl 3-chlorobenzimidate (CAS 827-64-5)
- 3-Nitro-1h-pyrazole-5-carboxamide (CAS 297149-32-7)
- Semaglutide impurity 94 (CAS CATO-C4X-222694)
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