1H-Pyrazole, 1-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- CAS 1500078-79-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1500078-79-4 |
| Molecular Formula | C27H37BN2O3Si |
| Molecular Weight | 476.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H-Pyrazole, 1-[2-[[(1,1-dimethylethyl)diphenylsilyl]oxy]ethyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1500078-79-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C27H37BN2O3Si. Molecular weight: 476.49 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C27H37BN2O3Si |
| Molecular Weight | 476.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 2 |
Related H Standards
- 2,2'-(1H-pyrazole-1,4-diyl)bis(3-chloro-5-(trifluoromethyl)pyridine) (CAS 246022-27-5)
- 1H-Pyrazole-3-acetic acid, 1-(2-chlorophenyl)-4-[[3-(dimethylamino)phenyl](methylamino)methylene]-4,5-dihydro-5-oxo-, methyl ester (CAS 1640998-04-4)
- 1H-Pyrazole-5-carboxylic acid, 3-(3-chlorophenyl)-1-[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl]-4-[[(trifluoromethyl)sulfonyl]oxy]-, ethyl ester (CAS 1956354-90-7)
- 1H-Pyrazole-5-carboxylic acid, 3-(4-chlorophenyl)-1-[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl]-4-[[(trifluoromethyl)sulfonyl]oxy]-, ethyl ester (CAS 1956364-75-2)
- 1H-Pyrazole, 1-[2-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]ethyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1801711-99-8)
- 1H-Pyrazole, 1-[[3-(phenylmethoxy)phenyl]methyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1430750-52-9)
- Pyrazole-72 (CAS 85833-79-0)
- 1H-Pyrazole, 1-[[1-[(phenylmethoxy)methyl]cyclopropyl]methyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- (CAS 1380308-82-6)
Recommended Standards
- Trelagliptin Impurity 16 (CAS CATO-C4X-104616)
- (16α)-9-Fluoro-16,17,21-trihydroxy-pregna-1,4-diene-3,11,20-trione 16, 21-Diacetate (CAS 1868-22-0)
- Pomalidomide-amido-PEG3-C2-NH2 (CAS 2328070-52-4)
- (-)-beta-Chamigrene (CAS 18431-82-8)
- 2-Bromo-1-(2,5-dibromo-3,6-difluorophenyl)ethan-1-one (CAS 1804938-09-7)
- 1,1-Dimethylethyl 4-(aminosulfonyl)benzoate (CAS 103852-88-6)
- 2-Nitro-N-1,3-thiazol-2-ylbenzamide (CAS 175653-42-6)
- Avatrombopag Impurity 47 (CAS CATO-C4X-223447)
- 2-Fluoro-3-nitrobenzoic acid methyl ester (CAS 946126-94-9)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
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