Products Description
4-Hydroxypyridine is a colorless to yellow solid with a characteristic odor, also known as Pyridin-4-ol. The substance is easily soluble in most organic solvents such as water, ethanol, ether and chloroform. It is stable in air but may decompose at high temperatures. The CAS number of 4-Hydroxypyridine is 626-64-2, the EINECS number is 210-958-3, the chemical formula is C5H5NO, and the molecular weight is 95.1. Its density is about 1.1418, the melting point is 150-151°C, the boiling point is 230-235°C (12 mmHg pressure), the flash point is 221°C, and it is soluble in water.

Basic Information
| Molecular Formula | C5H5NO |
| Molar Mass | 95.1 |
| Density | 1.1418 (rough estimate) |
| Melting Point | 150-151 °C (lit.) |
| Boling Point | 230-235 °C/12 mmHg (lit.) |
| Flash Point | 221 °C |
| Water Solubility | Soluble |
| Solubility | Dissolved in water · |
| Appearance | Crystallization |
Uses
1. Pyridin-4-ol plays an important role in medicinal chemistry as an intermediate in the synthesis of a wide range of drug molecules, especially in the synthesis of drugs with antibacterial, antiviral, anti-inflammatory and antitumor activity.
2. It can be used as a reagent in organic synthesis and commonly used in the synthesis of other organic compounds.
3. 4-Hydroxypyridine can be used as catalysts or ligands, especially in metal-catalyzed reactions.
4. It is used in the synthesis of polymeric materials with specific electrical, optical or mechanical properties.

Packaging & Delivery
Packaging:
- 25kg fiber drum with PE inner liner or customized packaging available.
Delivery Time:
- We have large quantity 4-Hydroxypyridine in stock, normally could ship out within 3 working days.
- For rush delivery, please contact our sales team for particular arrangement.
Shipping Methods:
- By sea, air, or courier (FedEx, DHL, UPS, TNT).

About us
Gneebio With decades of experience in researching, manufacturing and marketing organic chemicals, gneebio is now a global supplier of research, development and manufacturing chemicals. We supply Organic Chemicals, Biochemicals, Pharmaceutical Intermediates, and more. We adhere to the principle of "Quality First" and have obtained ISO 9001 certification. We have also set up a dedicated testing center to implement strict quality control standards at all stages of the production process. Quality inspectors closely monitor the production process of each product to ensure the quality of the final chemical products. We also prioritize safety and environmental protection by using eco-friendlyproduction processes and implementing strict waste management systems.
We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.



FAQ
What's your payment terms?
We accept all payment T/T, L/C, D/P.
Can I request samples?
Yes, absolutely! We offer free samples of specified quantities. You only need to cover the freight charges.
Which documents are provided?
We provide essential documents such as Certificate of Analysis (COA), Technical Data Sheet (TDS), Material Safety Data Sheet (MSDS), and more upon request.
What is your Minimum Order Quantity (MOQ)?
Typically, our MOQ is one standard package. However, we understand the importance of testing before committing to a mass order, so we offer free samples for your evaluation.
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