Camphersulfonic acid
WebA model for the interaction between (+)-10-camphorsulfonic acid and β-blocking agents has been suggested and is shown in Figure 4. Several chiral separations have been performed using (+)-10-camphorsulfonic acid in dichloromethane:1-pentanol (199:1) as mobile phase and a DIOL stationary phase. When using a DIOL functionalized packing … Web高效液相色谱法同时测定防晒类化妆品中15种紫外线吸收剂. 据国内外文献报道，国外研究者近年来的研究对象主要集中在植物[9]、鱼类组织[10]、水样[11，12]等中的紫外线吸收剂，采用的检测手段为液相色谱-质谱（LC-MS）联用技术；近几年国内学者对化妆品中 ...
Camphersulfonic acid
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WebApr 13, 2024 · 中文名 DL-樟脑磺酸. 英文名 DL-Camphorsulfonic acid. 别名 混旋樟脑磺. 混旋樟脑磺酸. CAS 5872-08-2. EINECS 227-527-0. 化学式 C10H16O4S. 分子量 232.3. 外观：白色粉末. 含量：99.9%. 包装：25kg/纸板桶 WebDL-10-Camphorsulfonic acid, 98%, Thermo Scientific Chemicals 100 g, Plastic bottle Quantity: 100 g 500 g 2.5 kg Packaging: Plastic bottle Catalog No. AC189071000 …
WebThe meaning of CAMPHORSULFONIC ACID is a white crystalline acid C10H15OSO3H made by reaction of camphor with sulfuric acid and acetic anhydride and used especially … WebFeb 10, 2024 · A camphorsulfonic acid-mediated one-pot tandem consecutive approach was developed to synthesize functionalized indole and 2-quinolone derivatives from the Ugi four-component reaction by switching solvents. A reaction of the Ugi adduct in an aprotic solvent undergoes 5-exo-trig cyclization to form an indole ring. In a protic solvent, …
WebApr 15, 2001 · Form Supplied in: white crystals, racemic (±). Analysis of Reagent Purity: melting point, NMR. Preparative Methods: commercially available from several sources; can be prepared by sulfonation of camphor with acetic–sulfuric anhydride. 21. Purification: recrystallize from ethyl acetate. Handling, Storage, and Precautions: hygroscopic; corrosive. WebProduct name: D-Camphor-10-sulfonic acid monohydrate Stock number: A11544 CAS Number: 98673-87-1 Relevant identified uses of the substance or mixture and uses advised against. Identified use: SU24 Scientific research and development Details of the supplier of the safety data sheet Manufacturer/Supplier: Alfa Aesar Thermo Fisher Scientific ...
WebMar 1, 2009 · Recent notable progress in using 10-Camphorsulfonic acid (10-CSA) as a Bronsted acid organo-catalyst and catalytic additive has become a part of the dynamic …
Web(+)-Camphor-10-sulfonic acid, (+)-β-Camphorsulfonic acid, (1S)-(+)-Camphor-10-sulfonic acid Empirical Formula (Hill Notation): C10H16O4S CAS Number: 3144-16-9 Molecular Weight: 232.30 Beilstein: 2809675 MDL number: MFCD00064157 PubChem Substance ID: 329749216 NACRES: NA.24 Recommended Products Slide 1 of 10 1of 10 Sigma … citra emulator controls not workingWebmaleic acid (7.11 g, 1.1 eq) in isopropyl alcohol (100 mL) was prepared and was added dropwise (over 1 hour) following the addition of seed crystals of the title compound (45 mg). Once the addition was complete, the suspension was cooled to 0 C (at natural rate) and granulated for 2 days. Following filtration the product was dried dickinson college bookstore onlineWeb(1S)- (+)-10-Camphorsulfonic acid 99% Synonym (s): (+)-Camphor-10-sulfonic acid (β), (1S)-Camphor-10-sulfonic acid Empirical Formula (Hill Notation): C10H16O4S CAS Number: 3144-16-9 Molecular Weight: … citradamus beerWebMost preferably the fatty acids are stearic acid or palmitic acid or a mixture thereof. The fatty acid is often hystric acid which is substantially (generally about 90 to 95 %) a mixture of stearic acid and palmitic acid. Preferred hystric acid are ones having 40 -65% C16 and 34 -58% C18; or ones having 52 -58% C16 and 40 to 47% C18 fatty acids. dickinson college bookstore discount codeWebA polymer film is formed on a supporting film by contacting a solution containing e.g., m-phenylenediamine with a porous polysulfone supporting film so as to form a layer of the solution on the supporting film, then contacting the film with a solution of trimesic acid chloride and holding the film in a hot air dryer so that a polymer film is ... dickinson college career centerWebShow abstract. ... 10-Camphorsulfonic acid (CSA or 10-CSA) or 7,7-dimethyl-2oxobicyclo [2.2.1]heptan-1-yl)methanesulfonic acid (compound 1), is a relatively strong acid that exists as a colourless ... citra download for pc 64bit \u0026 32bitWebThe enhanced corrosion resistance with sustained conductivity are the prerequisites of stainless steel bipolar plates for practical application in proton excha dickinson college calendar of events