专利号:US-5637757-A 优先权日:1995-04-11 标 题 :One-pot synthesis of ring-brominated benzoate compounds 发明人:HILL JOHN E; FAVSTRITSKY NICOLAI A; MAMUZIC RASTKO I; BHATTACHARYA BHABATOSH 权利人:GREAT LAKES CHEMICAL CORP 摘要:A method of preparing tetrabromobenzoate compounds from tetrabromophthalic anhydride by reacting tetrabromophthalic anhydride with alcohol in the presence of a decarboxylation catalyst. The reaction may be carried out in an excess of alcohol, or with a near stoichiometric amount of alcohol by performing the reaction in an inert solvent.
专利号:WO-2010115869-A1 优先权日:2009-04-03 标 题 :Propofol phosphonyl derivatives, synthesis, and use in long acting formulations 发明人:GONNISSEN YVES RENE JOHANNA PAUL 权利人:SEPS PHARMA N V; GONNISSEN YVES RENE JOHANNA PAUL 摘要:This invention relates to compounds represented by the structural formula (I), and the salts and stereoisomers thereof, wherein: - L is a linker selected from the group consisting of -(CH 2 ) P -O-, a single bond, formula (IA), -(CH 2 ) 1-8 -O-X(O)-, and - p is an integer from 1 to 8, - each R 3 and each R 4 is independently selected from the group consisting of C 1-20 alkyl, C 3-12 alkyl, C 3-12 cycloalkyl-C 1-4 alkyl, saturated heterocyclyl and saturated heterocyclyl-C 1-4 alkyl, and - X and Y are each independently C or S(O), - Z is selected from the group consisting of O, S(O) and NR 5 , - W is selected from the group consisting of halogen, OH, S(O)H and O - M + wherein M + is a monovalent cation; and - R 5 is selected from the group consisting of hydrogen and C 1-10 alkyl. These compounds are useful pharmaceutical agents with improved oral bioavailability.
专利号:WO-9632368-A1 优先权日:1995-04-11 标题:One-pot synthesis of ring-brominated benzoate compounds
专利号:WO-2024230844-A1 优先权日:2023-05-11 标 题:Cationic lipids and preparation method thereof 发明人:MASHIACH ROI 权利人:RIBOX THERAPEUTICS HK LTD 摘要:The present invention provides cationic lipids and lipid nanoparticle formulations comprising these lipids, alone or in combination with other lipids. These lipid nanoparticles may be formulated with nucleic acids to facilitate their intracellular delivery both in vitro and for therapeutic applications. The present invention also provides methods of chemical synthesis of these lipids.
专利号:EP-0825974-A1 优先权日:1995-04-11 标 题 :One-pot synthesis of ring-brominated benzoate compounds
专利号:CA-2217760-A1 优先权日:1995-04-11 标题:One-pot synthesis of ring-brominated benzoate compounds
[参考文献]: O Loreau, Et Al. Large-Scale Preparation Of (9Z,12E)-[1-(13)C]-Octadeca-9,12-Dienoic Acid, (9Z,12Z,15E)-[1-(13)C]-Octadeca-9,12,15-Trienoic Acid And Their [1-(13)C] All-Cis Isomers. Chem Phys Lipids. 2000 Jun;106(1):65-78.
合成参考文献
摘要:Wang, C.; Yang, F., Science of Synthesis: Special Topics, (2022) 1, 457.