4-Pentyn-1-ol, identified by its CAS number 5390-04-5, is a compound that garners significant attention in both academic research and industrial applications due to its distinct properties and versatile utility. As an alkyne alcohol, it possesses a unique molecular structure that dictates its behavior in various chemical environments. Physically, it presents as a clear to yellowish liquid with a characteristic odor. Its boiling point is approximately 154-155 °C, and its density is around 0.904 g/mL at 25 °C, indicating a relatively low molecular weight and moderate volatility. The solubility profile of 4-pentyn-1-ol shows it is miscible with water and soluble in common organic solvents such as methanol and chloroform, enhancing its ease of use in different reaction setups.
Chemically, the presence of a terminal alkyne group makes 4-pentyn-1-ol a reactive species capable of undergoing numerous transformations. This includes its crucial role as an initiator in ring-opening polymerization reactions, where it dictates the initial steps of polymer chain formation, leading to materials with specific architectures. Furthermore, it serves as a valuable reactant in complex organic syntheses, notably in the preparation of bioactive compounds like cannabinoid CB1 receptor agonists. For researchers and manufacturers looking to purchase 4-pentyn-1-ol, understanding these properties is key to optimizing its application. NINGBO INNO PHARMCHEM CO.,LTD. provides high-purity 4-pentyn-1-ol, ensuring that its excellent chemical and physical properties are maintained for consistent performance in your projects. We are a trusted supplier committed to quality.
The extensive applications of 4-pentyn-1-ol stem directly from its physicochemical characteristics. Its role as a chemical intermediate is critical in streamlining the synthesis of more complex molecules, thereby reducing development time and costs in industries ranging from pharmaceuticals to materials science. The compound’s ability to participate in cycloisomerization reactions further expands its utility in creating diverse chemical scaffolds. For consistent and reliable results in your chemical endeavors, sourcing 4-pentyn-1-ol from NINGBO INNO PHARMCHEM CO.,LTD. guarantees a product that meets the highest standards of purity and quality, supporting your innovation and production goals.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.