Overview
1,2-Epoxydodecane is a 12-carbon epoxide compound primarily utilized as a building block in specialty chemical synthesis. Its molecular structure features a reactive three-membered epoxide ring, which readily participates in ring-opening reactions with nucleophiles. This characteristic makes it valuable for introducing dodecyl chains into molecules during pharmaceutical, agrochemical, and polymer production processes. The compound is typically manufactured through the epoxidation of 1-dodecene using peroxides or peracids. Industrial-grade material usually has a purity of 95-98%, with technical grades being suitable for most polymerization applications. As a mid-chain epoxide, it offers balanced reactivity and hydrophobicity compared to shorter or longer homologs.
Physical and Chemical Properties
1,2-Epoxydodecane presents as a low-viscosity liquid with minimal odor at room temperature. Its relatively high boiling point (240-245°C) indicates thermal stability suitable for many industrial processes. The epoxide ring's strain energy (approximately 27 kcal/mol) drives its reactivity, particularly with amines, acids, and alcohols under mild conditions. Key chemical behaviors include susceptibility to acid-catalyzed ring opening and polymerization. The compound shows good compatibility with non-polar organic solvents like hexane and toluene but should be protected from moisture to prevent hydrolysis. Its hydrophobic nature (log P ~4.5) makes it useful for modifying surface properties in coatings and adhesives.
Main Applications
In industrial chemistry, 1,2-epoxydodecane serves three primary roles: as a surfactant intermediate for producing ethoxylated alcohols, as a modifier for epoxy resins to enhance flexibility, and as a precursor for specialty lubricant additives. The personal care industry employs it in small quantities for synthesizing emulsifiers with branched alkyl chains. The material sees growing adoption in green chemistry applications, where its derivatization yields biodegradable quaternary ammonium compounds. Recent R&D explores its use in self-healing polymers, where the epoxide group participates in reversible crosslinking. Notably, Japanese manufacturers have patented processes using this epoxide for high-performance textile auxiliaries.
Safety and Storage
As a Category 2 skin irritant per GHS classification, 1,2-epoxydodecane requires handling with nitrile gloves and eye protection. Although not highly volatile (vapor pressure <0.1 mmHg at 20°C), process areas should maintain adequate ventilation to prevent vapor accumulation. Secondary containment is recommended for bulk storage due to potential environmental toxicity to aquatic life. Optimal storage conditions involve nitrogen-sparged steel or HDPE containers kept below 30°C. Shelf life typically exceeds 12 months when protected from humidity and acidic contaminants. In case of spills, absorb with inert material and dispose as hazardous organic waste. Firefighting should employ alcohol-resistant foam due to the compound's flammability (flash point ~110°C).
B2B Procurement Guide
Industrial buyers should prioritize suppliers who provide comprehensive technical data sheets including residual peroxide content (ideally <0.1%) and heavy metal specifications. Drum (180kg) and IBC (1000kg) packaging are most cost-effective for regular consumption, while smaller R&D quantities (1-25kg) command premium pricing. Quality verification should include GC analysis for purity and water content (<0.5%). For polymer applications, request samples from multiple production batches to test consistency in color and reactivity. Leading manufacturers are concentrated in Germany, China, and India, with regional price variations reflecting logistics and regulatory compliance costs. Consider CMR clauses in contracts given potential supply chain disruptions for epoxide compounds.
Related Manufacturers
- 主营：侧柏叶油、当归提取物、益智仁精油、12、羟丙基硅油、侧柏叶精油、茴香提取液、墨旱莲提取物、接骨木提取液
- 主营：12、硅油树脂、中间体、香精香料
- 主营：橙黄Ⅳ、纳米二氧化硅、二硝基苯甲酸、环氧十二烷、丁基四氟硼酸
- 主营：硫酰胺、抗氧剂、氟苯基、2-戊酮酸、l-脯氨酰胺、l-苯基乳酸、l-氨基丙醇、d-苯基乳酸、2-甲基丁酸、2-甲基丁酯、3-氨基丙醇、2-氰基嘧啶、中间体、溴咪唑并、焦谷氨醇、异丁酰胺、利伐沙班、对氰基苯酚、邻氟苯甲酸、邻溴苯乙酸、间溴苯甲酸、丁位癸内酯
- 主营：环氧十二烷、硫化锰、丙酮缩甘油、甲基三丁基膦磷酸二甲酯盐
- 主营：硫化铵、氧化石蜡皂、选矿药剂、环氧十二烷、表面活性剂、乳化剂、捕收剂、萃取剂、阻燃剂
- 主营：吡啶盐酸盐
- 主营：联吡啶、丁烯酸、阻燃剂、α-氨基、10-蒽二、3382-63-6、二苯胺、胶黏剂、氨基芴、十八酸、乙二酸、肉桂醇、王浆酸、异丁酮、溴化鏻、乙氧基、豆甾醇、碘乙烷、二乙醇、氟苯基、稀释剂、羟乙基、氯甲酚、桂皮醇、桂皮醛
- 主营：甘氨酸、溴化物、戊酸鈉、蒽甲酸、联吡啶、紫苏葶、锂电池、牛磺酸、褪黑素、磷酸铟、新癸酸、赖氨酸、溴化鏻、乙氧基、藏花醛、豆甾醇、羟乙基、维素酶、圣草酚、庚二酸、呋虫胺、丹参素、萘甲醛、槐豆胶、黄柏酮
- 主营：5-二甲基海因、双盐酸肼
- 主营：生物化工试剂、中间体、帕罗韦德中间体
- 主营：四氢噻吩、单氰胺、异辛烷、正戊烷、水杨酸钠、环戊烷、苯乙烯、nn二甲基苯胺、nn二乙基苯胺、氟硼酸、正丁醇、异丁醇、二甲基二硫醚、乙硫醇
- 主营：柠檬酸、蛋白酶k、卡波姆941、卡波姆1342、卡波姆940、羟乙基脲、邻香兰素、百里香酚、二甲苯青ff、异硫氰酸胍、醋酸氯己定、醋酸洗必泰、甘草酸二钾、甘宝素、二苯基二羟基硅烷
- 主营：乙醛酸、铁甲酸、二甲基、3-氯丙炔、3-氯水扬酸、2-羟基喹喔啉、2-苯并唑啉酮、3-环戊二羧酸、6-二氯异烟酸、2-氨基-5-氯苯酚、羟乙基、草酰胺、邻苯二甲、苯甲酰胺、溴氯海因、磷酸三甲酯、对羟基苯海因
- 主营：正辛胺、柠檬酸、尿嘧啶、15397-15-6、119736-16-2、4-嘧啶酮、923289-21-8、152628-02-9、2346620-55-9、抗皱素、绿原酸、异丁基、三辛胺、双醚芴、姜黄素、角鲨烯、精磺胺、蒜氨酸、九甘醇、氟苯基、苯甲酰胺、比卡鲁胺、四氢嘧啶、氨基二环、麦角硫因