Overview
Furan is a heterocyclic organic compound consisting of a five-membered aromatic ring with four carbon atoms and one oxygen atom. It is a colorless, volatile liquid with a mild, ethereal odor, and it is highly flammable. Furan is primarily used as an intermediate in the synthesis of other chemicals, including tetrahydrofuran (THF), which is widely used as an industrial solvent. Furan is produced industrially by the palladium-catalyzed decarbonylation of furfural, a derivative of agricultural byproducts like corncobs and oat hulls. Its reactivity and versatility make it a valuable building block in organic chemistry, particularly in the pharmaceutical and agrochemical industries.
Physical and Chemical Properties
Furan is a low-boiling-point liquid with a density slightly less than water. It is slightly soluble in water but mixes well with most organic solvents, including ethanol, ether, and acetone. The compound is highly volatile and evaporates quickly at room temperature, posing a significant fire hazard. Chemically, furan is aromatic due to the delocalization of π-electrons over the ring, making it relatively stable despite its reactivity. It undergoes typical electrophilic aromatic substitution reactions, such as nitration and sulfonation, and can also participate in Diels-Alder reactions, making it useful in synthetic organic chemistry.
Main Applications
Furan is primarily used as a precursor to tetrahydrofuran (THF), a key solvent in the production of polymers like polyvinyl chloride (PVC) and spandex. THF is also used in the manufacture of adhesives, coatings, and pharmaceuticals. In the pharmaceutical industry, furan derivatives are used to synthesize drugs such as ranitidine (an antacid) and furosemide (a diuretic). Additionally, furan-based compounds are employed in agrochemicals, including pesticides and herbicides, due to their bioactivity and structural versatility.
Safety and Storage
Furan is highly flammable and forms explosive mixtures with air. It should be stored in tightly sealed containers in a cool, well-ventilated area, away from heat sources and open flames. Proper grounding and bonding are essential to prevent static discharge during handling. Exposure to furan can cause irritation to the skin, eyes, and respiratory tract. Prolonged or repeated exposure may lead to central nervous system depression. Personal protective equipment (PPE), including gloves, goggles, and respirators, should be used when handling furan. In case of spills, absorb with inert material and dispose of according to local regulations.
B2B Procurement Guide
When procuring furan, it is crucial to verify the supplier’s compliance with safety and quality standards, such as ISO certification or REACH compliance. Request a Certificate of Analysis (CoA) to confirm purity and impurities. Bulk purchases may offer cost advantages, but ensure proper storage and handling facilities are available. Consider suppliers with a track record of reliable delivery and technical support. For reference, the price of furan ranges approximately $50-$100 per kilogram, depending on purity and order volume.
Related Manufacturers
- 主营：齿轮泵、手动阀、比例阀、单向阀、电磁阀、高压泵、继电器、方向阀、螺杆泵、插装阀、五通阀、柱塞泵、过滤器、传感器、换向阀、减压阀、双联泵、母子泵、推拉缸、控制阀、调速阀、真空泵、叶片泵、液压缸、夹紧气缸
- 主营：液压系、液压泵、液压阀
- 主营：比例阀、电磁阀、溢流阀、单向阀、手动换向阀、柱塞泵、叶片泵、齿轮泵、联轴器
- 主营：齿轮泵、泄压阀、调压阀、机械阀、ot-8ox660、预充阀、气压缸、单向阀、电磁阀、液压阀、油压缸、ca11a3ail、dsc25b050、满油阀、dsc32b100、顺序阀、防逆阀、逆止阀、比例阀、密封圈、过滤器、sun液压、dnb50n150、溢流阀、逻辑阀
- 主营：齿轮泵、dtl磐龙、路由器、压力计、机械阀、全懋cml、电磁阀、止回阀、方向阀、满油阀、longsheen、液压泵、回转缸、防逆阀、密封圈、滤油器、止逆阀、溢流阀、逻辑阀、传感器、排气阀、换向阀、双联泵、电能表、不二越
- 主营：摆线齿轮泵、NOP油泵、双向摆线泵、进口冷却泵、柱塞泵、变量柱塞泵、电磁阀、电磁换向阀、哈伯叶片泵、哈伯双联叶片泵
- 主营：液压阀、电磁阀、岛津齿轮泵、叶片泵、柱塞泵、齿轮泵
- 主营：油泵、放大板、电磁阀、充液阀、油缸、柱塞泵、油箱盖、电力调整器、液压阀、压力控制阀
- 主营：齿轮泵、机械阀、机电液、气动阀、hpe6310hp、电磁阀、迷你缸、液压泵、回转缸、双联泵、high-tech、放大器、气油压、止逆阀、调压器、溢流阀、逻辑阀、传感器、换向阀、调节阀、油压阀、液动阀、不二越、调压阀、手动阀
- 主营：齿轮泵、柱塞泵、液压泵、叶片泵、双联泵、工业设备、造纸设备、高压油泵、制造设备、液压马达、吊机设备、吊机油泵、摆线马达、液压油泵、电力设备、柱塞马达、纺织器械、机床设备、液压站油泵、输送增压泵、插入式马达、工业液压设备、印刷设备油泵
- 主营：松下电机、群策
- 主营：分割器、步进电机、压力控制阀、扭矩控制器
- 主营：液压阀、液压泵、液压马达、液压油缸、油泵电机组、液压系统、电磁阀、电动泵、阀门定位器
- 主营：dal-50m80、齿轮泵、调压阀、机械阀、台肯dna、pp11a30bl、预充阀、气动阀、开关线、sv-8103-l、减速机、电磁阀、cml全懋、液压阀、变量泵、pl3000-03、液压泵、福南泵、rd10a25dl、fr16a20al、放大器、柱塞泵、止逆阀、北部精、溢流阀
- 主营：格兰富污水提升泵、格兰富水泵配件、进口污水提升泵、污水提升泵站、污水提升器