5-Dimethylpyrazole
Overview
5-Dimethylpyrazole is a substituted pyrazole derivative with two methyl groups at positions 3 and 5 of the heterocyclic ring. As an important building block in organic chemistry, it serves as a ligand in coordination chemistry and as an intermediate in pharmaceutical synthesis. The compound exhibits typical pyrazole chemistry characteristics, including weak basicity and the ability to form complexes with transition metals. Its structural features make it valuable for designing more complex molecules in medicinal chemistry and material science applications.
Physical and Chemical Properties
5-Dimethylpyrazole presents as a colorless to pale yellow substance that can exist in both liquid and solid states depending on temperature. The compound shows good solubility in polar solvents like water and ethanol, as well as in many organic solvents such as ether and chloroform. Chemically, it behaves as a weak nitrogen base capable of forming salts with acids. The electron-donating methyl groups influence its reactivity, making it less acidic than unsubstituted pyrazole. The compound is relatively stable under normal conditions but may decompose when exposed to strong oxidizing agents.
Main Applications
In the pharmaceutical industry, 5-dimethylpyrazole serves as a key intermediate for synthesizing various drugs, including anti-inflammatory and analgesic compounds. Its structural features allow for further functionalization to create more complex medicinal molecules. The agrochemical sector utilizes this compound in the production of certain pesticides and herbicides. Additionally, it finds use in coordination chemistry as a ligand for metal complexes, particularly in catalysis research. Some specialty chemical applications include its use in corrosion inhibitors and polymer additives.
Safety and Storage
As with many chemical substances, proper handling of 5-dimethylpyrazole requires appropriate safety measures. The compound may cause irritation to skin, eyes, and respiratory system, necessitating the use of gloves, goggles, and proper ventilation during handling. For storage, maintain the material in tightly sealed containers away from heat sources and oxidizing agents. The recommended storage temperature range is between 2-8°C for long-term preservation. Bulk quantities should be stored in approved chemical storage areas with secondary containment measures.
B2B Procurement Guide
Industrial purchasers should specify required purity levels (typically 95-99%) and verify the CAS number (67-51-6) when ordering. Technical grade may be sufficient for some applications, while pharmaceutical applications may require higher purity specifications. Consider packaging options based on quantity needs - from small laboratory vials to bulk drums. Request material safety data sheets (MSDS) and certificates of analysis from suppliers. For international shipments, verify compliance with relevant chemical transportation regulations.
Related Manufacturers
- 主营：二甲基、聚甲氧基二甲醚
- 主营：增塑剂、顺酐、环丁砜、二甲基亚砜、二甲基二硫醚、赋臭剂、四氢噻吩加臭剂、环戊烷、塑化剂、二辛酯、石油醚、异丁醇、氯化苄、叔十二硫醇、硬脂酸钙、树脂涂料、四氢噻吩、化学试剂、国标染料、氯乙酸、硬脂酸锌、乙二醛、异辛烷、橡胶塑料
- 主营：四氢噻吩、乙硫醇、正辛硫醇、二甲基亚砜、二甲基二硫、2-甲基吡啶、甲基丙烯酸甲酯、百里香酚、氟化铯、乙硫氨酯、四水合乙酸钴、二异丁基酮、乳酸乙酯、正己烷、环氧氯丙烷、对氯间甲酚、亚磷酸三苯酯、环丁砜、二乙烯基苯、四氯化锆、二氧六环、氯化锂、硫酸锂
- 主营：丙烯酸、醋酸丁酯、桶装散水、二甲基、醋酸甲酯、醋酸乙酯、碳酸乙烯酯、醋酸正丙酯
- 主营：石油醚、四氢噻吩、顺酐、二甲基、苯酐
- 主营：二十醇、钒酸酐、键合剂、二甲基、环戊酮、甲醇钾、聚醚胺、正辛烷、三甲胺、二聚酸、双甲酮、戊二醇、异戊烷、正癸醇、新癸酸、清洗剂、磷酸酐、水合物、异戊醇、磷酸酯、异辛烷、氯化锌、化妆品、苯甲胺、水芹醛、正壬醇
- 主营：杀菌剂、椰子油、印染剂、二甲基、阻燃剂、油酸锌、润湿剂、硫酸铯、催化剂、粘合剂、乳化剂、草酸锰、硫酸锂、石英砂、绝缘油、茶皂素、防腐剂、醋酸镁、锂电池、碘化锂、培养基、蒸馏水、硬脂酸、塑化剂、草酸钾、磷酸铁
- 主营：苄基三甲基氯化铵、聚苯胺、脯氨酸甲酯盐酸盐
- 主营：磷钼酸、艾拉莫德中间体、光引发剂、6-二羟基吲哚、甲基丙二酸、甲基丙烯酸氧杂环丁烷、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
- 主营：三硫代碳酸钠、红色素-16、聚乙烯亚胺、石油酯-T50、三乙二醇二异辛酸酯、巯基苯并噻唑钠、L-丙交酯、乙交酯、多元醇苯甲酸酯、热压敏染料、光稳定剂、高分子降解材料
- 主营：甲酸镍、水苏糖、阻燃剂、二甲基、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：锚固剂、硫酸铝、硫酸铜、二甲基吡唑中间体、切削液、氧化铜、溴化钠、大苏打、导热油、腐植酸、净洗剂、活性炭、水杨酸、硫酸锰、漂白粉、玻璃粉、茶皂素、丁酸钠、磷酸钙、甲酸钠、硬脂酸、消泡剂、酵母硒、磷酸铁、铵明矾、硫酸钡
- 主营：35、福美钠
- 主营：白炭黑、白僵菌、eva乳液、35、棕榈蜡、pvc发泡剂、聚碳酸酯、聚乙烯蜡、苯甲酸铵、t-31固化剂
- 主营：优氯净、甘氨酸、切削液、二甲基吡唑水处理剂、水杨酸、硫酸锰、平平加、滑石粉、牛磺酸、白僵菌、磷酸铁、铵明矾、蛋白胨、碳酸镁、磷酸铝、戊二醛、纤维素、硫化钠、硫化钡、黄蜂蜡、硫化钙、氯化锌、氯化锰、氧化锑、氧化锆、氧化锌
- 主营：防酶剂、表面活性剂、次氯酸钙、35、福美钠、蛋白胨、氟化氢钾、氟化钠、氟化钾、浮选油