Overview
Pyrroline is a five-membered heterocyclic compound containing one nitrogen atom and a double bond, existing in two isomeric forms: 1-pyrroline and 2-pyrroline. These compounds are important intermediates in organic chemistry, particularly in the synthesis of more complex nitrogen-containing molecules. Pyrrolines are derived from pyrrole through partial hydrogenation and are often used as precursors in pharmaceutical and agrochemical manufacturing. Due to their reactive nature, pyrrolines are typically handled under controlled conditions in laboratory and industrial settings. They serve as versatile building blocks for the synthesis of various alkaloids, pharmaceuticals, and specialty chemicals, making them valuable in both research and commercial applications.
Physical and Chemical Properties
Pyrroline is a colorless to pale yellow liquid at room temperature with a characteristic amine-like odor. The compound is highly soluble in water and most organic solvents, including ethanol, ether, and acetone. Its reactivity is primarily due to the presence of the nitrogen atom and the double bond within the ring structure, which makes it susceptible to electrophilic and nucleophilic attacks. The density of pyrroline is approximately 0.85-0.90 g/cm³, and it has a boiling point in the range of 90-100°C. The exact physical properties can vary slightly between the 1-pyrroline and 2-pyrroline isomers. Both forms are flammable and should be handled with care to avoid exposure to heat or open flames.
Main Applications
Pyrroline is widely used as an intermediate in the synthesis of pharmaceuticals, particularly in the production of drugs that target the central nervous system. It is also employed in the manufacture of agrochemicals, such as herbicides and pesticides, where its nitrogen-containing structure contributes to the biological activity of the final product. In addition to its role in pharmaceuticals and agrochemicals, pyrroline is used in the production of dyes and specialty chemicals. Its ability to form stable complexes with metals makes it useful in catalysis and materials science. The compound's versatility and reactivity ensure its continued importance in industrial chemistry.
Safety and Storage
Pyrroline is a flammable liquid and should be stored in a cool, dry, well-ventilated area away from heat sources and open flames. Proper grounding of containers is essential to prevent static discharge, which could ignite the vapor. The compound may cause skin and eye irritation, so appropriate personal protective equipment (PPE), such as gloves and goggles, should be worn when handling it. In case of spillage, absorb the material with an inert substance, such as sand or vermiculite, and dispose of it in accordance with local regulations. Firefighting measures for pyrroline include using dry chemical powder, foam, or carbon dioxide. Avoid using water jets, as they may spread the fire.
B2B Procurement Guide
When procuring pyrroline for industrial or research purposes, it is essential to verify the purity and specifications required for your application. Reputable suppliers should provide certificates of analysis (CoA) and material safety data sheets (MSDS) to ensure compliance with safety and quality standards. Consider the form (liquid or solution) and packaging options (drums, IBCs, or custom containers) based on your volume needs. Pricing can vary significantly depending on purity, quantity, and supplier location, so obtaining multiple quotes is advisable. Establish a reliable supply chain to avoid disruptions, especially if pyrroline is a critical component in your production process.
Related Manufacturers
- 主营：架桥剂、YW100 锂萃取剂、端羧基液体丁腈橡胶、吡咯啉、10-羟基癸酸、苯乙烯磷酸、肉豆蔻酸镁、硬脂酸钴、全氟三丁胺、乙烯基磷酸二乙酯、磷酸锰铁锂、β-磷酸三钙、十一烯酸、钨酸铝、1-乙炔基环已醇、间二异丙苯、锂硅合金、溴甲酚绿、生物活性玻璃、溴代海因树脂颗粒、红铝、龙涎酮、原丁酸三甲酯
- 主营：化学品、香精香料、试剂、吡咯啉、中间体、有机硅、橡胶树脂、催化剂、纳米材料
- 主营：阻燃剂、拉那白、牛儿酮、吡咯啉、海藻糖、热敏蓝、萘磺酸、氯菊酯、硫酸锌、催化剂、杨梅酯、檀香醚、聚醚胺、吸收剂、脂檀油、苍术素、羟钴胺、转移剂、溶剂绿、麝香酮、王浆酸、芬多精、纤维素、新戊酯、王冠醚、遮甜粉
- 主营：ELISA试剂盒、PCR试剂盒、生化试剂盒、吡咯啉5羧酸合成酶、蛋白、抗体、细胞、检测试剂盒
- 主营：甘氨酸、水苏糖、阻燃剂、吡咯啉、硫酸锌、硫酸锆、硫酸锂、硫酸锶、硫酸锰、铝酸锌、1680-21-3、牛磺酸、褪黑素、磷酸铁、丙酸铵、苏云金、碳酸镁、麝香酮、肉桂醛、磷酸铝、王浆酸、椰油胺、赖氨酸、增塑剂、浸膏粉、乙氧基
- 主营：杜仲素、对位酯、丙烯酸酯、2乙酰基1吡咯啉、二氧化硫脲、乙基麦芽酚、饲料添加剂、油酸基硬脂酸、二苯基硅二醇
- 主营：有机原料、中间体、香精香料、吡咯啉、催化剂、有机硅、表面活性剂
- 主营：甲酸镍、水苏糖、阻燃剂、吡咯啉、柠檬醛、西瓜酮、氢醌酯、卡必醇、消泡剂、磷酸铁、肉桂醇、肉桂醛、碳酸镉、磷酸铝、银墨水、椰油胺、封装胶、化合物、桦木油、稀释剂、羟乙基、乙硫氮、润肤剂、球虫酯、矮壮素、异龙脑
- 主营：吡咯啉、全氟三丁胺、木质素、吉氏色素
- 主营：全氟聚醚二醇、全氟三丁胺、聚硅氮烷、吡咯啉、特种硅油、特种硅树脂
- 主营：离子液体、5-二甲基吡唑、咪唑、吡咯啉、催化剂、阻燃剂、正丁醇锆、四氟硼酸锂、香兰基丁醚、氟化物、全氟辛基三甲氧基硅烷、丙酮肟、双酚E型氰酸酯、叔丁基乙烯基醚、钯碳催化剂、钛硅分子筛、硫酸烟酰苯胺、丙酮缩氨基硫脲
- 主营：叔碳酸、十八醛、溶菌酶、吡咯啉、海藻糖、癸二醇、氨基丙基、氢路噻嗪、邻苯二甲、乙基碳二、羟基癸酸、正十七烷、谷胱甘肽、烷二甲醇、松果体素、vc磷酸酯镁、2-甲基丁醛、朱栾倍半萜、丁烷四乙酸、表面活性剂、癸烷撑二醇、缩水甘油邻、10-羟基羊蜡酸、氢氯噻嗪杂质、盐酸邻菲罗啉、壳聚糖季铵盐
- 主营：聚乙烯亚胺、三甘醇二异辛酸酯3G8、三硫代碳酸钠40%、吡咯啉、TS-1钛硅分子筛、六氯环三磷腈、5-甲基靛红、烷基苯磺酸酯、苯基次磷酸钠、甲巯咪唑、吡啶硫酮锌、焦磷酸哌嗪、热敏材料、油酸甲酯、曲酸
- 主营：6-二羟基吲哚、磷钼酸、艾拉莫德中间体、吡咯啉、甲基丙二酸、光引发剂、苯芴醇、溴芬酸钠中间体、樟脑醌、钼酸钾、丝素蛋白、盐酸胍、β-丙氨酸甲酯盐酸盐、聚二羟基吲哚、7-去氢胆固醇、甘氨胆酸钠盐、半叶素、胆固醇、2-辛基十二醇、蛋白酶K、D-荧光素钾盐、光引发剂LAP、BIS-TRIS、甲基丙烯酸氧杂环丁烷
- 主营：吡咯啉、麦芽糖酸、苯氧基环磷腈、甲巯基四氮唑