壬二酸
- azelaic acid
![壬二酸](../cache/1517056.jpg)
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壬二酸对人黑素细胞和鼠黑素瘤B(16)细胞黑素合成功能的影响
Effects of Azelaic acid on melanin synthesis of human melanocyte and mouse B16 melanoma cells in vitro
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对照组36例,采用口服维生素E、维生素C,20%壬二酸霜外涂治疗。
Vit E and Vit C were orally taken and 20 % Azelaic Acid cream was given for external use to 36 patients in control group .
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以恶性黑色素瘤鼠B(16)细胞株和人表皮黑素(MC)细胞作为研究对象,检测壬二酸对B(16)细胞和MC细胞黑素含量和酪氨酸酶(tyrosinase)的影响;
The influence of azelaic acid on melanin synthesis and tyrosinase activity of human melanocytes and murine B_ ( 16 ) melanoma cells were studied ;
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测定壬二酸对人表皮黑素细胞和鼠黑色素瘤B16细胞酪氨酸酶活性及黑素含量变化观察壬二酸的脱色素作用。
The influence of azelaic acid on melanin synthesis and tyrosinase activity of human melanocytes and murine B16 melanoma cells were studied .
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壬二酸抑制人表皮黑素细胞和鼠黑素瘤B16细胞的酪氨酸酶活性,细胞黑素合成减少,而且具有浓度依赖性。
The melanin synthesis and tyrosinase activity of human epidermal cells and murine B16 melanoma cells were inhibited by Azelaic acid in a dose-dependent manner .
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目的建立体外培养的正常人表皮黑素细胞系,检测壬二酸对人表皮黑素细胞和鼠黑素瘤B16细胞黑素合成的影响。
Objective To establish human normal melanocytes cell line in vitro and observe the effects of Azelaic acid on the pigment production of the epidermal melanocytes and B16 cells .
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结果表明:当臭氧化温度为25~30℃,氧化裂解温度为90~950℃,催化剂的质量为亚油酸质量的0.1%,反应时间2.5h时,壬二酸的收率最高。
The results showed that the yield of azelaic acid was 46 % when the ozonolysis temperature was from 25 ℃ to 30 ℃, the amount of catalyst was 0.1 percent of linoleic acid , the oxidation temperature was between 90 ℃ and 95 ℃, the oxidation time was 2.5 h.
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相转移催化氧化法合成壬二酸的研究
Study on the synthesis of azelaic acid by phase transfer catalytic oxidation
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壬二酸研究的进展
Study on the development of the application of azelaic acid
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壬二酸联合氧化法的合成与反应机理初探
Study on synthesis and reaction mechanism of azelaic acid by united oxidation
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混合溶剂下油酸臭氧化催化氧化裂解合成壬二酸的工艺研究
Production of azelaic acid by the compound solvent-ozonization-catalytic oxidation process from oleic acid
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成份:壬二酸、透明质酸、金缕梅提取液、氨基酸保湿剂。
Compositions : hyaluronic acid , witch hazel extract and amino acid moisturizer .
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壬二酸衍生物凝胶治疗黄褐斑的研究
Study of K-ADG Gel in the Treatment of Chloasma
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壬二酸和维A酸治疗面部烧伤后色素沉着的疗效观察
Effects of azelaic acid and tretinoin cream in the treatment of facial post-burn hyperpigmentation
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壬二酸合成工艺研究
Study on synthesis of azelaic acid
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研究了以油酸甲酯为原料,乙酸和正己烷的混合物做溶剂,臭氧氧化法制备壬二酸单甲酯的方法。
Preparation of azelaic acid monomethyl ester by ozonolysis reaction from oleic acid methyl ester was studied .
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壬二酸,用于治疗痤疮的洗液,可以降低变色和炎症(由于酒渣鼻)。
Azelaic acid , a prescription lotion used for acne , can calm discoloration and inflammation due to rosacea as well .
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确定了9种化合物的结构,其中豆甾醇、β-谷甾醇、壬二酸等为首次在本属真菌中分离得到。
Nine compounds structure were identified , stigmasterol ,β - sterol , azelaic acid were also obtained from this genus the first time .
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获得含有氢醌,漂白剂,褪色点的霜剂;或尝试壬二酸,局部抗炎,抗菌。
Get a prescription cream that contains hydroquinone , a bleaching agent , to fade spots ; or try azelaic acid , a topical anti-inflammatory and antibacterial .
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高分子脂肪酸最常用的是12一羟基硬脂酸,低分子酸最常用的是壬二酸、癸二酸、硼酸和水杨酸等。
Fatty acids most commonly used polymer is12 hydroxy stearic acid , low molecular weight acid is the most commonly used azelaic acid , sebacic acid , boric acid and salicylic acid .
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本文综述了壬二酸的性质,用途及合成方法,介绍了国内外采用臭氧氧化法合成壬二酸的研究进展。
Properties , synthesis application and of azelaic acid are reviewed , and the paper also reviews on recent advances of synthesis by ozonation from oleic acid were introduced at home and abroad .
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以棉油酸为原料、85%醋酸水溶液为溶剂,经臭氧化、氧化分解、沸水萃取、活性炭吸附脱色等过程制备壬二酸的最佳反应条件为:m(棉油酸):m(85%醋酸)
On the condition of using fatty acids of cottonseed oil as raw material , 85 % acetic acid as solvent , this paper prepared azelaic acid and pelargonic acid by ozonolysis , oxidation decomposition , extracted by boiling water , active carbon absorpting etc.