4-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)benzonitrile CAS 2223055-73-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2223055-73-8 |
| Molecular Formula | C16H18BN3O2 |
| Molecular Weight | 295.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)benzonitrile (CAS 2223055-73-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H18BN3O2. Molecular weight: 295.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H18BN3O2 |
| Molecular Weight | 295.14 g/mol |
| Appearance | Pale yellow to 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) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 3 |
Related Tetramethyl Standards
- 4-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1h-pyrazol-1-yl)benzonitrile (CAS 1150620-53-3)
- 2-Methyl-2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)propanamide (CAS 1282518-81-3)
- 4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)benzonitrile (CAS 1402166-72-6)
- 3-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)benzonitrile (CAS 2223050-63-1)
- 3-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)benzonitrile (CAS 546142-08-9)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[cd]indol-2(1H)-one (CAS 2767646-16-0)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[cd]indol-2(1H)-one (CAS 2504241-18-1)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-dihydrobenzo[c]isothiazole 2,2-dioxide (CAS 1607838-33-4)
Recommended Standards
- 4-((4-Bromo-1h-pyrazol-1-yl)methyl)benzohydrazide (CAS 512809-88-0)
- 4-Bromo-6-ethoxy-3-methyl-9H-pyrazolo[3',4':3,4]pyrazolo[1,5-a]pyridine (CAS 2598870-98-3)
- 3-(2-Methoxyethoxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazin-2-amine (CAS 947249-40-3)
- 5-(Trifluoromethyl)-1,2,3,4-tetrahydroquinoline (CAS 939758-74-4)
- Thiazolo[5,4-d]pyrimidin-2(1H)-one (CAS 119681-93-5)
- 9-Methyl-9H-carbazole-3,6-D2 (CAS 2122799-84-0)
- N-(4-chloro-3-(trifluoromethyl)phenyl)-2-(piperazin-1-yl)acetamide dihydrochloride (CAS 1177312-55-8)
- Zidovudine Impurity F (CAS 16053-52-4)
- 1-Methyl-4-morpholinopiperidine-4-carbonitrile (CAS 1017407-48-5)
- Semaglutide Impurity 192 (CAS CATO-C4X-2226192)
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