tert-Butyl carbazate, identified by its CAS number 870-46-2, is a chemical compound that plays a significant role in various industrial and research applications, particularly as a fine chemical intermediate. This article provides an in-depth look at its chemical properties, common manufacturing routes, and the global supply chain, offering valuable insights for those looking to purchase or understand its market dynamics.

Chemical Profile of tert-Butyl Carbazate
With the molecular formula C5H12N2O2, tert-Butyl carbazate is typically characterized by its appearance as a white crystalline powder. Its molecular weight is approximately 132.16 g/mol. Key physical properties include a melting point typically ranging from 39-42°C (lit.) and a boiling point of 63-65°C at 0.1 mmHg (lit.). The density is around 1.02 g/cm³. It is known to be soluble in common organic solvents like ethanol and methanol. Crucially for its applications, it has a high purity, often specified as ≥99%. Understanding these properties is essential for handling, storage, and application in synthesis. When purchasing, always verify the stated purity and physical form from the manufacturer.

Manufacturing and Synthesis Pathways
The synthesis of tert-Butyl carbazate commonly involves the reaction of hydrazine hydrate with di-tert-butyl dicarbonate (Boc anhydride). This reaction can be carried out in various solvent systems, such as isopropanol or dioxane, often with the addition of a base or under controlled temperature conditions. Different protocols exist, each offering specific advantages in terms of yield, purity, and scalability. For instance, one common method involves reacting hydrazine hydrate with Boc anhydride at low temperatures, followed by work-up procedures that might include extraction and crystallization to yield the pure product. Manufacturers often optimize these processes for large-scale production. When seeking to buy this chemical, it’s beneficial to inquire about the synthesis route used, as it can sometimes influence residual impurities.

Global Supply and Market Insights
The global supply of tert-Butyl carbazate is robust, with numerous manufacturers and suppliers located worldwide, particularly in China, India, and Europe. These suppliers cater to a diverse clientele, ranging from research institutions to large pharmaceutical companies. The pricing for tert-Butyl carbazate is influenced by factors such as order volume, purity level, and market demand. As a widely used intermediate, its price point generally reflects its accessibility and importance in chemical manufacturing. For bulk purchases, contacting multiple suppliers for quotations is recommended to secure the best available pricing and ensure a reliable supply chain. The market is characterized by competitive offerings, with many suppliers emphasizing product quality and prompt delivery. When considering a purchase, always look for suppliers who provide detailed product specifications, safety data sheets (SDS), and a clear indication of lead times.

In summary, tert-Butyl carbazate is a fundamental fine chemical with well-defined properties and synthesis methods. Its importance in pharmaceutical and organic synthesis makes it a sought-after compound. By understanding its chemical profile and the global supply network, businesses can make informed decisions when purchasing this essential intermediate.