1-[trans-4-[(tert-Butyldimethylsilyl)oxy]cyclohexyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole CAS 1257997-17-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1257997-17-3
Molecular FormulaC21H39BN2O3Si
Molecular Weight406.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-[trans-4-[(tert-Butyldimethylsilyl)oxy]cyclohexyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole CAS 1257997-17-3 chemical structure

Description

CATO supplies 1-[trans-4-[(tert-Butyldimethylsilyl)oxy]cyclohexyl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1257997-17-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H39BN2O3Si. Molecular weight: 406.44 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC21H39BN2O3Si
Molecular Weight406.44 g/mol
AppearanceWhite to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)3.5
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1990
Nitrogen Atoms2

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