5'-O-TBDMS-Bz-dA CAS 51549-39-4

Purity 97%+In StockPharmaceutical Standards
CAS No.51549-39-4
Molecular FormulaC23H31N5O4Si
Molecular Weight469.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5'-O-TBDMS-Bz-dA CAS 51549-39-4 chemical structure

Description

5'-O-TBDMS-Bz-dA (CAS 51549-39-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H31N5O4Si. Molecular weight: 469.61 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC23H31N5O4Si
Molecular Weight469.61 g/mol
AppearancePale yellow to 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1971
Nitrogen Atoms5

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