硫酸 、 4-碘-2-三氟甲基-1,1,1,2-四氟丁烷 、 、 Disodium;sulfite 在
ice 、 水 、 99.6 作用下,
以
水 为溶剂,
反应 0.25h,
以to afford 66.2 grams of the 3,4,4,4-tetrafluoro-3-(trifluoromethyl)butan-1-ol having a purity by gas chromatography of 99.6 area percent的产率得到3,4,4,4-四氟-3-三氟甲基-1-丁醇
参考文献:
名称:
Production Processes and Systems, Compositions, Surfactants, Monomer Units, Metal Complexes, Phosphate Esters, Glycols, Aqueous Film Forming Foams, and Foam Stabilizers
MISAKI, SUSUMU;TAKAMATSU, SHUICHI, J. FLUOR. CHEM., 1984, 24, N 4, 531-533
作者:MISAKI, SUSUMU、TAKAMATSU, SHUICHI
DOI:——
日期:——
[EN] DENDRITIC MOLECULES, PROCESS FOR THEIR PREPARATION AND USES THEREOF<br/>[FR] MOLÉCULES DENDRITIQUES, LEUR PROCÉDÉ DE PRÉPARATION ET LEURS UTILISATIONS
申请人:[en]SUPERBRANCHE
公开号:WO2023198813A1
公开(公告)日:2023-10-19
The present invention relates to polyfunctional organic dendritic molecules derived from alkyl phosphonates or esters, to a process for preparing the same and to the use thereof, in particular as drug carriers or contrast agents.
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, FLUORINE-CONTAINING COMPOUND, AND COMPOUND
申请人:TOKYO OHKA KOGYO CO., LTD.
公开号:US20180284606A1
公开(公告)日:2018-10-04
A resist composition which generates acid upon exposure and exhibits changed solubility in a developing solution under action of acid, the resist composition including: a base component which exhibits changed solubility in a developing solution under action of acid and a fluorine additive component which exhibits decomposability to an alkali developing solution, the fluorine additive component including a fluorine resist component having a structural unit derived from a compound represented by general formula (f1-1) in which W represents a polymerizable group-containing group; Rf
1
and Rf
2
each independently represents a hydrogen atom or an electron-withdrawing group; and Rf
3
represents a hydrocarbon group
Production Processes and Systems, Compositions, Surfactants, Monomer Units, Metal Complexes, Phosphate Esters, Glycols, Aqueous Film Forming Foams, and Foam Stabilizers
申请人:Jackson Andrew
公开号:US20090137773A1
公开(公告)日:2009-05-28
Compositions and methods for making compositions such as RF(Rτ)nQ are provided. The RF group can include at least two —CF3 groups, the Rτ group can be a group having at least two carbons, n can be at least 1, and the Q group can include one or more atoms of the periodic table of elements. RF-intermediates (RF(RT)nQg); Surfactants (RF(RT)nQs); Foam stabilizers (RF(RT)IIQFS); Metal complexes (RF(RT)IIQMC); Phosphate ester (RF(RT)HQPE); Polymers (RF(RT)IIQMU); Monomers (RF(RT)IIQM); Urethanes (RF(Rτ)nQu); and/or Glycols (RF(RT)IIQH) and methods for making the same are provided.