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• 试剂商城
• 直接询价

分类

• {SNA} Ammonium Salts, Chemical Synthesis, Phase Transfer Catalysts, Synthetic Reagents
• {SNA} 12 Principles Aligned Products, Ammonium Salts, Chemical Synthesis, Essential Chemicals, Greener Alternative Products, Lab essentials, Phase Transfer Catalysts, Research Essentials, Salts,

产品应用

• 离子对色谱试剂，相转移催化剂。巴氨西林、舒他西林等的合成。

相关文献及参考

• Phase-transfer catalyst of wide application. Some illustrative examples are given below. See also Appendix 2.
• ß-Lactones are formed by the cyclization of ß-bromoacids under phase-transfer conditions: Chem. Pharm. Bull., 29, 1063 (1981).
• Effective catalyst for amination reactions of alkyl or activated aryl halides, by increasing the solubility of ammonia in organic media: J. Chem. Soc., Chem. Commun., 267 (1987).
• An improved procedure for the Curtius rearrangement involves reaction of acid chlorides with azide ion under phase-transfer conditions: Synthesis, 38 (1983).
• K salts of ω-bromocarboxylic acids can be cyclized to lactones under effectively "high-dilution" conditions by extracting into toluene in the presence of a small amount of catalyst. The 16-membered ring lactone was formed in 92% yield: J. Org. Chem., 48, 1533 (1983).
• Beilstein: 4,IV,557
• Short: III/31a
• Aromatic carboxamides undergo N-alkylation with alkyl halides using KOH under solvent-free conditions: Synth. Commun., 22, 1661 (1992).
• Primary alkyl chlorides can be converted to alcohols in excellent yield by phase-transfer reaction with sodium formate and hydrolysis of the resulting formate esters: Synthesis, 763 (1986).
• Has been used as an "ionic liquid" in the regioselective O-alkylation of ambident nucleophiles: Tetrahedron Lett., 33, 4435 (1992). A method is described whereby the "solvent" can be recovered quantitatively. A semi-molten mixture with KF or CsF has been found to be an effective system for fluorodehalogenation of, e.g., benzyl bromide: J. Fluorine Chem., 73, 185 (1995).

安全信息

GHS Symbol

其他信息

• 图谱信息:四丁基溴化铵(1643-19-2)核磁图( 1 HNMR) 四丁基溴化铵(1643-19-2)核磁图( 13 CNMR) 四丁基溴化铵(1643-19-2)质谱(MS) 四丁基溴化铵(1643-19-2)红外图谱(IR2) 四丁基溴化铵(1643-19-2)红外图谱(IR1)
• MOL 文件:1643-19-2.mol
• F:3
• TCI Shanghai:四丁基溴化铵[离子对色谱用试剂] Tetrabutylammonium Bromide [Reagent for Ion-Pair Chromatography],>;99.0%(T)(1643-19-2)
• 用途二:离子对试剂，用于巴氨西林、舒他西林等的合成。
• 用途一:用作有机合成中间体，相转移催化剂
• 用途三:离子对色谱试剂，相转移催化剂。巴氨西林、舒他西林等的合成。
• Acros Organics:四丁基溴化铵 Tetrabutylammonium bromide, 99+%(1643-19-2)
• 海关编码:29239000
• 检测方法:T,NMR
• Sigma Aldrich:1643-19-2(sigmaaldrich)
• Hazard Note:Irritant
• 易吸湿。易溶于水、乙醇、氯仿和丙酮，微溶于苯。有刺激性。商品尚有浓缩溶液。
• 敏感性:Hygroscopic
• 四丁基溴化铵价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 30173814 四正丁基溴化铵 25g 35元 2011/04/16 I0365 四丁基溴化铵[离子对色谱用试剂] Tetrabutylammonium Bromide [Reagent for Ion-Pair Chromatography] 25G 312元 2011/04/16 T0054 四丁基溴化铵 Tetrabutylammonium Bromide 500G 1090元
• MSDS 信息:Tetrabutylammonium bromide(1643-19-2).msds
• Alfa Aesar:四正丁基溴化铵,98+% Tetra-n-butylammonium bromide, 98+%(1643-19-2)
• 下游产品:1-苯并噻吩-5-羧酸 --> 阿苯达唑 --> 胡椒醛 --> 3-氨基联苯 --> 5-溴吲唑 --> 4-乙氧基苯基乙酸乙酯 --> 1-苯基环戊烷羧酸 --> 3-苯基苯甲基胺 --> 4-吡啶-2-异恶唑-5-胺 --> 津奥啉 --> 精恶唑禾草灵 --> (R)-(-)-甘油醇缩丙酮 --> 水胺硫磷 --> 盐酸文拉法辛 --> 苯并噻吩-2-羧酸 --> 腈菌唑 --> 2-正丁基-2-苯基-3-(1H-咪唑-1-基)丙腈 --> 5-溴苯并噻吩 --> 奥拉多司 --> Α-丁基-Α-苯基-1H-咪唑-1-丙腈 --> 单硬脂酸甘油酯 --> 1-(3-氨基丙基)哌啶 --> 苯基乙烯基砜 --> 6-溴嘌呤 --> 3,4,5-三甲氧基苯甲酸甲酯 --> 环丙酸酰胺 --> 2,2-二甲基对乙氧基氰苄 --> 左乙拉西坦 --> 4-溴-7-氮杂吲哚 --> 正-午基醚 --> 1,1-环丙烷二甲酸二甲酯 --> Α-正丁基苯乙腈 --> 沸石 --> 四丁基六氟磷酸铵 --> 对叔丁基苄硫醇 --> 四丁基硼氢化铵