CAS: 21062-20-4; 2,2-Oxydiacetylchloride

相似化合物

38870-89-2 13831-31-7 16024-55-8

上下游产品

CAS号110-99-6 二甘醇酸 | CAS号111-46-6 二乙二醇 | CAS号105399-86-8 N-(2-methoxyeth... | CAS号7381-30-8 1,2-双(三甲基硅氧基)乙烷 | CAS号7040-23-5 二甘醇酸二甲酯 | CAS号74267-27-9 钙离子载体II | CAS号30989-20-9 1,4,10-trioxa-7... | CAS号32775-02-3 N-hexyl-2-[2-(h... | CAS号34866-70-1 2-[2-(dimethyla... | CAS号2618-25-9 ioglycamic acid | CAS号72562-49-3 8,18-dimethyl-1... | CAS号73621-69-9 1,4,7,10,13,16-...

📜二甘醇酸置于草酰氯,N,N-二甲基甲酰胺体系中,用 二氯甲烷 用作溶剂,以88%的收率获得2,2'-氧化二乙酰氯
参考文献:使用嫁接在中孔表面的螯合配体选择性回收稀土元素†
标题:使用嫁接在中孔表面的螯合配体选择性回收稀土元素†
摘要:如今,稀土元素(ree)及其化合物对于快速增长的先进技术领域和清洁能源需求至关重要.然而,它们的分离和纯化仍然具有挑战性.在用于ree分离的不同萃取剂中,基于二甘醇酰胺(dga)的材料作为最有效的萃取剂之一已引起越来越多的关注.在此贡献中,通过二甘醇酰胺配体(dga)的衍生化,接枝到介孔二氧化硅上并测试了稀土元素的分离,产生了一系列新的和元素选择性吸附剂.结果表明,通过调节配体的咬合角度及其环境,可以改善对特定稀土元素的选择性.
Doi:10.1039/c5Ra21027E

专利信息

专利号:US-11945764-B2
优先权日:2021-06-09
标 题:Efficient synthesis of diglycolamide molecules
发明人：JANSONE-POPOVA SANTA; POPOVS ILJA
权利人:UT BATTELLE LLC
摘要:A method for producing a diglycolamide molecule having the formula: n nwherein R 1 and R 2 are independently selected from alkyl groups (R) and acyl groups (C(O)R) in which the alkyl groups (R) contain 1-30 carbon atoms and optionally contain an ether or thioether linkage between carbon atoms, and R 5 and R 6 are independently selected from hydrogen atom and alkyl groups containing 1-3 carbon atoms; and one or both pairs of R 1 and R 2 are optionally interconnected to form a ring; the method comprising: combining a diglycolic acid molecule (A) and a secondary amine (B) to form a salt intermediate (C), and heating the salt intermediate (C) to a temperature of 100° C. to 300° C. to form the diglycolamide of Formula (1) in a dehydration process, wherein the method is shown schematically as follows:

专利号:US-4900818-A
优先权日:1987-12-14
标 题:Large scale synthesis of twelve member diazamonocyclic compounds
发明人：CZECH BRONISLAW P
权利人:TECHNICON INSTR
摘要:A process is disclosed for synthesizing large quantities of a compound of formula I ##STR1## wherein a solution of a compound of formula II ##STR2## is mixed with a solution of a compound of formula III ##STR3## under suitable process conditions, and wherein A, same or different, is N--R, O, S, CRR' or P(O)R, and R and R' are hydrogen, alkyl, alkylidene, aryl, tosyl, allyl or benzyl, and B is O. n Compounds of formula I may be reduced to form an azacorand of formula IV ##STR4## wherein K and L, same or different, are N--R, O, S, CRR', or P(O)R, and R and R' are hydrogen, alkyl, alkylidene, aryl, tosyl, allyl or benzyl. n Also disclosed in a compound of formula IV synthesized in accordance with the above procedure wherein K and L are not both O or S.

专利号:US-2025197345-A1
优先权日:2023-12-15
标 题:Synthesis of diglycolamides
发明人：QI LONG; An lun
权利人:UNIV IOWA STATE RES FOUND INC
摘要:A method of forming a diglycolamide includes heating a reaction solution including a diglycolic acid ester having the structure R5O—C(O)—CH(R3)—O—CH(R4)—C(O)—OR6, and an amine having the structure R1—NH—R2, to form the diglycolamide having the structure (R1)(R2)N—C(O)—CH(R3)—O—CH(R4)—C(O)—N(R1)(R2).

专利号:US-2024401154-A1
优先权日:2023-06-01
标 题 :Synthesis and preparation of ultra-low viscosity and high magnetic susceptibility magnetic ionic liquids
发明人：ANDERSON JARED L; ABBASI NABEEL MUJTABA; ZEGER VICTORIA; DE SILVA SHASHINI
权利人:UNIV IOWA STATE RES FOUND INC
摘要:This disclosure relates to a method and kit for capturing, concentrating, and detecting microbes in a sample using magnetic ionic liquids (MILs) and recombinase polymerase amplification (RPA). Specifically, a method combining magnetic ionic liquid (MIL)-based sample preparation and Recombinase Polymerase Amplification (RPA) for rapid detection of viable microbes in a sample is disclosed. The MILs employed comprise a DGE as the cationic ligand along with an anionic ligand.

专利号:US-2023002311-A1
优先权日:2021-06-09
标 题 :Efficient synthesis of diglycolamide molecules

专利号:WO-2022261167-A1
优先权日:2021-06-09
标题:Efficient synthesis of diglycolamide molecules