Cholesteryl methyl ether
Webi-Cholesteryl methyl ether C28H48O CID 16219072 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, … WebMethyl oleate was formed from cholesteryl oleate when SE was heated at 100°C for 90 min with 1.2% HCl in methanol and toluene, but two major artifacts were produced under …
Cholesteryl methyl ether
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Webcholesterol (FC), cholesteryl methyl ether, progesterone, N-acetyl-D-sphingosine (c2-ceramide), and 8-(4-chlorophenylthio)adenosine 39:59-cyclic monophosphate (CPT-cAMP) were purchased from Sigma Chemical Co. Organic solvents were products of Fisher Scientific. Tissue-culture flasks and plates were obtained through Corning or Falcon. WebApr 11, 1984 · Cholesteryl methyl ether and cholesteryl ethyl ether show 62 and 33 percent of the effect observed with cholesterol. The effect of the sterol derivatives on the gel …
WebOct 1, 1998 · Monolayers were washed with PBS, allowed to dry, then incubated in 2 mL of isopropanol and cholesteryl methyl ether internal standard overnight. Isopropanol extracts were recovered and dried under nitrogen, and FC and total cholesterol mass were respectively determined before and after saponification 38 by gas-liquid chromatography ... WebNov 10, 1979 · Similarly, cholesteryl methyl ether or ergosteryl methyl ether replace cholesterol or ergosterol as sterol sources for a yeast mutant, strain GL7, defective in 2,3-oxidosqualene-lanosterol cyclization. During aerobic or semianaerobic growth, yeast cells demethylate some of the cholesteryl methyl ether to free cholesterol.
WebNov 10, 1979 · Similarly, cholesteryl methyl ether or ergosteryl methyl ether replace cholesterol or ergosterol as sterol sources for a yeast mutant, strain GL7, defective in 2,3 …
WebJan 1, 1987 · Cholesteryl ethers were eluted from the column using a linear water gradi- ent. The water concentration in CH,OH-THF was reduced from 3% to 0% over a period …
Cholesteryl ester, a dietary lipid, is an ester of cholesterol. The ester bond is formed between the carboxylate group of a fatty acid and the hydroxyl group of cholesterol. Cholesteryl esters have a lower solubility in water due to their increased hydrophobicity. Esters are formed by replacing at least one –OH (hydroxyl) group with an –O–alkyl (alkoxy) group. They are hydrolyzed by pan… california army mosquitoes awaits releaseWebAbstract. A simple procedure suitable for rapid transmethylation of triacylglycerols, other neutral lipids (including cholesteryl esters), and glycerophospholipids is described. Lipids in diethyl ether solution (50 volumes), in the presence of methyl acetate (1 vol), are reacted with 1 M sodium methoxide in methanol (1 vol) at room temperature. california ar lawsWebNov 10, 1979 · Similarly, cholesteryl methyl ether or ergosteryl methyl ether replace cholesterol or ergosterol as sterol sources for a yeast mutant, strain GL7, defective in 2,3-oxidosqualene-lanosterol cyclization. During aerobic or semianaerobic growth, yeast cells demethylate some of the cholesteryl methyl ether to free cholesterol. ... coachrally.comWebFinal liver lipid and cholesterol determinations and morphologic studies showed no effect of the methyl ether upon the excessive storage of fat in the liver. Dietary administration of … california areas flooded mapWebCholesteryl methyl ether, under these conditions, gave cholesteryl acetate in 93% yield and no other product. With (4) holesteryl methyl ether (100 mg.) it required 50 hours at 0~ to complete the reaction and the yield of pure (4)-cholesterol, after hydrolysis of the acetate was 54 mg. When the reaction was tried on an allylic methyl ether, 3 ... california ark floodWebCholestanol, cholesteryl methyl ether and cholesteryl chloride are absorbed about as efficiently as cholesterol. Δ 7 - Cholestenol is absorbed more efficiently, but β-sitosterol, Δ 4 - cholestenol and epi cholestanol are absorbed less efficiently than cholesterol. california arms tech coWeb丁香通为您提供去离子甲酰胺商品详情介绍：价格：￥180，货号：abx362，品牌：华越洋生物，供应商：华越洋，详见丁香通去离子甲酰胺商品详情页； california area school district