因为一项新的研究表明,人类可以自己生成水杨酸,水杨酸是构成阿司匹林的大量活性成分。
Because a new study suggests that humans can make their own salicylic acid, which forms the bulk of aspirin's active ingredient.
以不同链长的烷基水杨酸为原料,在同一工艺条件下,合成了不同链长的中碱值的烷基水杨酸钙。
At the same technical condition, the alkyl salicylate calcium with different chain length are synthesized from the alkyl salicylic acid with different chain length.
另外对于两种树脂,随着水杨酸初始浓度的增大,5-磺基水杨酸的吸附量均减小。
The adsorption amount of 5-sulfosalicylic acid decreases with the initial concentration of salicylic acid increasing on both adsorbents.
阿司匹林,乙醯水杨酸一种从水杨酸中提取的白色晶体化合物,CH3COOC6H4COOH,常以片剂的方式用于减轻疼痛,退烧和消炎。
A white, crystalline compound, CH3COOC6H4COOH, derived from salicylic acid and commonly used in tablet form to relieve pain and reduce fever and inflammation.
阿司匹林:乙醯水杨酸的俗称,1899年发现的一种有机化合物。系水杨酸和醋酸的酯,会抑制前列腺素的生成。
Aspirin: Common name of acetylsalicylic acid, an organic compound introduced in 1899. The ester of salicylic acid and acetic acid, it inhibits production of prostaglandins in the body.
水杨酸和邻甲基水杨酸是医药工业、食品工业和精细化学工业中的重要原料和中间体。
Salicylic acid and O-MSA is important raw material and mid-product in medical, food and fine chemical industry.
esprit研究:轻度抗凝血治疗、乙酰水杨酸和双嘧达莫联合治疗,还是单纯乙酰水杨酸治疗?
The ESPRIT study: mild anticoagulant therapy, combination treatment with acetylsalicylic acid and dipyridamole, or treatment with acetylsalicylic acid alone?
水杨酸羟化酶是细菌萘降解途径中的关键酶,它能催化水杨酸脱羟和羟化,生成儿茶酚。
The salicylate hydroxylase, a important enzyme in bacterial naphthalene degradation pathway, catalyzes the decarboxylative hydroxylation of salicylate to form catechol.
方法通过络合溶解、溶剂萃取、光度法测量的联用,测定水杨酸的量,再换算成水杨酸铜的含量。
METHODS By combinaton of complexing dissolution, solvent extraction and photometric measurement, the amount of salicylic acid was first obtained and then converted to the content of copper salicylate.
方法以水杨酸为起始原料,通过硝化、酰化、卤化反应,与对乙酰氨基酚相偶联,合成了新的5 -氨基水杨酸衍生物。
Methods By the reactions of nitration, acylation, halogenation, condensation, a new 5-aminosalicylic acid derivative was synthesized from salicylic acid and acetaminophen.
水杨酸酯是用途广泛的精细化工产品,对近年来各种水杨酸酯的应用及催化合成研究进行了评述。
Salicylate is a fine chemical product which is used widely in many fields. In this paper their catalytic synthesis and application during the last few years are discussed.
结果与结论:在该条件下水杨酸可以和DIPPH发生磷酰化反应,生成水杨酸羟基磷酰化产物。
Results and Conclusion: The phosphorylating reaction could happen under the condition mentioned between salicylic acid and phosphorylating agent-DIPPH. The target product could be determined by NMR.
证明中性脂质体包裹的水杨酸铜的SOD样活性比水杨酸铜在水溶液中提高了3倍多。
The results showed that the SOD-like activity of copper salicylate encapsulated in neutral liposomes was enhanced over 3 times more than that of copper salicylate in aqueous solution.
本文由水杨酸经二步反应合成了乙酰水杨酸愈创木酚酯。
Guacetisal has been synthesized from salicylic acid in two steps.
为寻找降血脂作用强、不良反应轻、安全有效的烟酸衍生物,以烟酸和水杨酸为原料,采用酰氯法经过二步合成了烟酸的衍生物烟酰水杨酸。
To seek a nicotinic derivative with effect, safety and less adverse effect, nicotinyl salicylic acid was synthesized from nicotinic acid with salicylic acid by employing the acyl chloride method.
介绍了以氯化苄和过量水杨酸在碳酸氢钠介质中利用相转移催化合成水杨酸苄酯的改进工艺,收率达81 % , 香气良好。
Benzyl salicylate was synthesized by reaction of benzyl chloride and salicylate acide in a reaction medium of NaHCO 3. The yield was 81 percent.
关于水杨酸,目前没有任何相关的研究被完成”,但是她说在清洁产品中的水杨酸是安全的,因为接触时间短,很快会被冲洗掉。
As for salicylic acid, no studies have been done. " In both cases, she says, it's safe to use in a cleanser, which is rinsed off the skin."
关于水杨酸,目前没有任何相关的研究被完成”,但是她说在清洁产品中的水杨酸是安全的,因为接触时间短,很快会被冲洗掉。
As for salicylic acid, no studies have been done. " In both cases, she says, it's safe to use in a cleanser, which is rinsed off the skin."
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