dineopentyl acetic acid 【化】 双新戊基乙酸 amidoxyl acetic acid 【化】 羟氨基乙酸 相似单词 acetic a. 醋的,酸的 reaction n.[U,C] 1.反应,回应 2.(对旧观念等的)抗拒 3.生理反应,副作用 4.反应能力(通常用复数) 5.反对,反动,阻碍 6.化学反应 7.反作用力 acid n. 1.[U,C]【化】...
Reaction curves for the simplest of cellulose acetylation systems; namely, the homogeneous reaction of secondary cellulose acetates with acetic acid and water, were studied. These reactions were found to be slow and complex, consisting of two interdependent simultaneous reversible second-order processes....
acooking,and she cooks for us everyday.And my mother sings well. 烹调和她为我们烹调每天。并且我的母亲很好唱歌。[translate] aWe shall use the ARSST to study the reaction between acetic anhydride and water to form acetic acid. 我们将使用ARSST学习反应在乙酸酐和水之间形成乙酸。[translate]...
(acetic acid andacetic anhydride). The addition of catalysts (such as NBS, DMAP, pyridine, etc.) could accelerate the reaction and improve the DS of acetylation, which usually occurred on hydroxyl oxygen and amino nitrogen (Yuan et al., 2005). Many studies have shown that the acetylation ...
Acetic acid, the most important of the carboxylic acids. Industrially, it is used in the preparation of metal acetates, used in printing processes; vinyl acetate, used in the production of plastics; cellulose acetate, used in making photographic films an
acetic acid production. It is simply based on acetaldehyde oxidation, but the real reaction mechanism contains multiple steps which include free radicals. The active catalysts for the reaction have been copper, manganese, and phosphomolybdic acid. There has also been some interest in fossil-based ...
Acetic acid definition: a colorless, pungent, water-miscible liquid, C2H4O2, the essential constituent of vinegar, produced by oxidation of acetaldehyde, bacterial action on ethyl alcohol, the reaction of methyl alcohol with carbon monoxide, and other pr
Concentrated sulfuric acid as a catalyst, with acetic anhydride as acylating agents, hydroxy and salicylic acid acylation reaction 翻译结果4复制译文编辑译文朗读译文返回顶部 With a strong sulfuric acid as a catalyst to a leader from the agent to benzoyl peroxide, and salicylic acid, benzoyl peroxide...
Alkaline(碱性的): Any non-acid substance with a pH greater than 7. Allergen(过敏原): Allergen is a substance that causes an allergic reaction. Allantoin(尿囊素): A botanical extract said to heal and soothe. Used in creams and topical preparations for the skin. ...
Acetic acid solution 翻译结果2复制译文编辑译文朗读译文返回顶部 acetic acid aqueous solution; 翻译结果3复制译文编辑译文朗读译文返回顶部 Aqueous acetic acid 翻译结果4复制译文编辑译文朗读译文返回顶部 Acetic acid in water 翻译结果5复制译文编辑译文朗读译文返回顶部 ...