冰乙酸_化工百科 - ChemBK
网页中文名:醋酸,英文名:Acetic acid,CAS:64-19-7,化学式:C2H4O2,分子量:60.05,密度:1.049 g/mL at 25 °C(lit.),熔点:16.2°C(lit.),沸点:117-118 °C(lit.),闪点:104°F,水溶性:miscible,蒸汽压:11.4 mm Hg ( 20 °C),折射率:n20/D 1.371(lit.),MSDS.
Acetic acid - Wikipedia
网页Glacial acetic acid is used in analytical chemistry for the estimation of weakly alkaline substances such as organic amides. Glacial acetic acid is a much weaker base than water, so the amide behaves as a strong base in this medium.
Ethanoic Acid - Properties, Structure, Uses, Reactions and FAQs of ...
网页What is glacial acetic acid? Ethanoic acid is also referred to as glacial acetic acid because its melting point is 16 o C. Hence, it often freezes in winter when the climate is cold.
Acetic Acid | CH3COOH | CID 176 - PubChem
网页Glacial acetic acid (100%) is highly corrosive, and its ingestion has produced penetrating lesions of the esophagus and later strictures of the esophagus and pylorus in man.
乙酸 - 维基百科，自由的百科全书
网页无水乙酸在略低于室温的温度下（16.7℃），能够转化为一种具有腐蚀性的冰状 晶体，故常称幾乎不含水的乙酸为 冰醋酸 （英語： glacial acetic acid） [2]。 乙酸的实验式（最简式）为 ，分子式为 ，结构简式为 、 。 乙酸失去一当量的 氢正离子 （ ）后形成的离子称为乙酸根离子（ ）。 乙酸最常用的缩写是 或 ，其中 代表了乙酸中的乙酰基（ ） [3]。 在书写 酸 碱 中和反应 时也可以用 表示乙酸，其中 代表了乙酸根离子 [4]。 研究史. [编辑] 早期研 …
Acetic Acid - Chemical Safety Facts
网页2022年10月14日 · When acetic acid is at 99.5 percent concentration, it is referred to a glacial acetic acid, which can be used as raw material and solvent in the production of other chemical products. Industrial applications of glacial acetic acid include producing vinyl acetate, as solvent to dissolve oils, sulfur and iodine; acidizing oil and gas ...
Acetic acid | Definition, Formula, Uses, & Facts | Britannica
网页2024年8月2日 · Today acetic acid is manufactured by a process developed by the chemical company Monsanto in the 1960s; it involves a rhodium-iodine catalyzed carbonylation of methanol (methyl alcohol). Pure acetic acid, often called glacial acetic acid, is a corrosive, colourless liquid (boiling point 117.9 °C [244.2 °F]; melting point 16.6 °C [61.9 °F ...
What Is Glacial Acetic Acid? - Science Notes and Projects
网页2021年11月13日 · Glacial acetic acid is acetic acid that contains little to no water. In other words, it is a purified or concentrated form of anhydrous acetic acid. It is called “glacial” because it freezes and forms crystals resembling ice at a temperature slightly below room temperature (16.6 °C or 61.9 °F).
乙酸 - 百度百科
网页R35：Causes severe burns. 引起严重灼伤。. 乙酸，也叫醋酸，是一种有机化合物，化学式CH3COOH，是一种有机一元酸，为食醋主要成分。. 纯的无水乙酸（冰醋酸）是无色的吸湿性液体，凝固点为16.6℃（62℉），凝固后为无色晶体，其水溶液中弱酸性且腐蚀性强，对 ...
Acetic Acid - Encyclopedia.com
网页2018年5月14日 · Acetic acid is a colorless liquid with a sharp, distinctive odor and the characteristic taste associated with vinegar. In its pure form it is referred to as glacial acetic acid because of its tendency to crystallize as it is cooled. Glacial acetic acid has a melting point of 62°F (16.7°C) and a boiling point of 244.4°F (118°C).