Sodium T-Amylate(STA)

Sodium tert-pentoxide (also known as sodium tert-amylate) is an organosodium compound with the chemical formula C5H11NaO, a molecular weight of 110.13, a CAS registry number of 14593-46-5, and an EC number of 238-639-4. It appears as an off-white or creamy powder and has a density of 0.904 g/mL (at 25°C), a melting point of approximately 200°C, and a boiling point of 113.1°C (at 760 mmHg). It is stable under ambient temperature and pressure but must be stored under an inert atmosphere, protected from light, and kept away from moisture, acids, and carbon dioxide.

Chemical Properties

Product Usage

Used as a strong base catalyst and dehydrohalogenation reagent in organic synthesis.

Used in the deoxygenative cyanamidation of alcohols and the N-cyanation of secondary amines.

An effective base for the alkylation of ketones.

Used to prepare complex reducing agents for reducing 1-halonaphthalenes and substituted halobenzenes to the corresponding naphthalene and benzene derivatives.

Used in the synthesis of pharmaceutical intermediates and polymer materials.