Alpha and Beta hydroxy acid formulas enhancing exfoliation and reducing hyperkeratinization of skin pores. cosme-de.com 油脂分泌过盛 :T位泛油光、毛孔粗大,或是容易脱妆。 cosme-de.com All amino acids have a basic structure of an alpha-amino nitrogen and carboxylic acid. herbalifenutritioninst...
1368203 Alpha - hydroxy - beta - amino carboxylic acids BADISCHE ANILIN- & SODA-FABRIK AG 25 Jan 1972 [26 Jan 1971] 3417/72 Heading C2C The invention comprises alpha-hydroxybeta-amino carboxylic acids of the general formula in which R1 and R2 are identical or different and each denotes an...
US4363815 * Apr 30, 1980 Dec 14, 1982 Yu Ruey J Alpha hydroxyacids, alpha ketoacids and their use in treating skin conditionsUS4363815 * 1980年4月30日 1982年12月14日 Yu Ruey J Alpha hydroxyacids, alpha ketoacids and their use in treating skin conditions...
alpha-hydroxy acid (redirected fromalpha-hydroxy acids) Medical al·pha-hy·drox·y acid (ăl′fə-hī-drŏk′sē) n.Abbr.AHA Any of various acids, such as citric acid or glycolic acid, that contain a hydroxyl group adjacent to the carboxyl group and are often used in exfoliants an...
Define alpha-hydroxy acid. alpha-hydroxy acid synonyms, alpha-hydroxy acid pronunciation, alpha-hydroxy acid translation, English dictionary definition of alpha-hydroxy acid. n. Abbr. AHA Any of various acids, such as citric acid or glycolic acid, that c
New beta-amino-alpha-hydroxycarboxylic acids and their use The compounds of the invention are 尾-amino-伪-hydroxycarboxylic acid derivatives having the formula (I): wherein: R represents a group of formula R(Z)A- wherein R is hydrogen, or a substituted or unsubstituted alkyl, alkenyl, alky...
alpha-hydroxy acid如何读 英:[ˈælfəhaɪˈdrɔksi:] 美:[ˈælfəhaɪˈdrɑksi] alpha-hydroxy acid是什么意思 α羟酸(任一种果酸,能够锁住皮肤内的水份并开始形成胶原) alpha-hydroxy acid英英释义 noun any of various carboxylic acids with a hydroxyl group attached at the alpha...
OMEGA OXIDATION OF FATTY ACIDS. Apart from the alpha and beta oxidations, a third pathway involves conversion of the acid to the ω-hydroxy compound, which may then be oxidized further todicarboxylic acids. This system requires the participation of the electron transport system, possibly withcytochr...
A Novel Access to 2-Aminofuranones via Cyclization of Functionalized gamma-Hydroxy-alpha,beta-butenoates Derived from N-Hydroxybenzotriazole Esters of alph... The reaction between the N-hydroxybenzotriazole esters of substituted glycolic acids and alkyl cyanoacetates or malononitrile leads to the synthes...
NOVEL ALPHA - HYDROXY CARBONIC ACID DERIVATIVES, THEIR PRODUCTION AND USE 来自 掌桥科研 喜欢 0 阅读量: 33 申请(专利)号: HR1997P000198 申请日期: 1997-04-11 公开/公告号: HRP970198A2 公开/公告日期: 1998-04-30 申请(专利权)人: BASF AKTIENGESELLSCHAFT 发明人:...