pyridine-2-carboxylic acid (748 mg, 1.87 mmol, Example 20) in anhydrous DMF (50 mL) atrt was added carbonyldiimidazole (456 mg, 2.81 mmol). The white suspension was stirred at80'C overnight, concentrated to a volume of 10 mL, and diluted with anhydrous THF (7 mL).The reaction mixture...
What type of acid is sulfuric acid? What does a weak acid do in water? What is the chemical formula for chlorous acid? What is the compound FeS? What is the formula for hydrochloric acid? What is an example of a strong acid? When an acid reacts with a base, what compounds are for...
(c)Sodium hydroxide is manufactured by the electrolysis of brine in the diaphragm cell.Sulfuric acid is manufactured using the contact process.The table contains some statements about these two processes.Place ticks (√) in the boxes to show the two correct statements.(2)brine is a solution o...
ALKANOIC ACIDS An alkanoic acid is a compound that has the general structure The homologous series called alkanoic acids has the general formula C n H 2n O 2 w ith n > 0 or C n H 2n+1 COOH with n > 0. Models of the simplest alkanoic acids, along with the alkanes and alkanols the...
3.Purchasing Company Profile: ANAVERIS is a leading manufacturer of cosmetics, food nutrition, pet supplements, medical devices and disinfectants located in Greece. Inquiry Product & Details: 6-(phthalimido)peroxyhexanoic acid is a common tooth whitening ingredient that can remove stains and pigments...
Ursodeoxycholic acid (UDCA), also known as ursodiol, is a compound produced frombileby the action of intestinal bacteria. Since this bile acid is not produced directly by the body, it is known as a secondary bile acid. One of the functions of bile acids is to act in the intestine to he...
Polyacrylic acid is a large-molecular-weight compound called a polymer, which consists of small repeating units called monomers. The polyacrylate polymer used in diapers is constructed from the acrylic acid and sodium acrylate monomers. The length of the polymer chain and the properties of the polym...
What does a weak acid do in water? What is an acid compound? What makes an acid strong? What is the name of the acid whose formula is HI? What is the difference between a strong acid and a weak acid? What characterizes a strong acid or base?
ions. The sulfuric acid dissociates into hydrogen and sulfate ions. In solution, the hydrogen and hydroxide ions combine to form water while the ammonium and sulfate ions stay in solution. If the water is removed, ammonium sulfate crystallizes out of solution as a new polyatomic ionic compound....
aThis product is a compound preparation, containing carrageenan, Indonesia epimedium, Italy Peru rapeseed, potato, Peru Maca plant essence. 这个产品是一种复合准备,包含卡拉胶,印度尼西亚淫羊藿,意大利秘鲁油菜籽,土豆,秘鲁Maca植物精华。[translate]