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hydroquinone

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hydroquinone
hydroquinone Chem. (haɪdrəʊˈkwaɪnəʊn) Also -chinon(e, -kinone. [f. hydrogen + quinone.] A diatomic phenol, C6H4(OH)2, prepared from quinone, C6H4O2, by reduction with sulphurous acid, crystallizing from water in colourless rhombic prisms. Now used as a developer in photography.1865–72 Watts Dict. Ch... Oxford English Dictionary
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Hydroquinone
The name "hydroquinone" was coined by Friedrich Wöhler in 1843. Production Hydroquinone is produced industrially in two main ways. The FDA stated that hydroquinone cannot be ruled out as a potential carcinogen. wikipedia.org
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The Dos and Don'ts of Hydroquinone | Expert Tips | Allure
Hydroquinone may be controversial, but it is an effective skin-lightening agent for decreasing the appearance of dark spots, melasma, and hyperpigmentation. Board-certified dermatologists share ...
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Hydroquinone glucosyltransferase
In enzymology, a hydroquinone glucosyltransferase () is an enzyme that catalyzes the chemical reaction UDP-glucose + hydroquinone UDP + hydroquinone-O-beta-D-glucopyranoside Thus, the two substrates of this enzyme are UDP-glucose and hydroquinone, whereas its two products are UDP and hydroquinone-O-beta-D-glucopyranoside. wikipedia.org
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Hydroquinone 1,2-dioxygenase
Hydroquinone 1,2-dioxygenase (, hydroquinone dioxygenase) is an enzyme with systematic name benzene-1,4-diol:oxygen 1,2-oxidoreductase (decyclizing). wikipedia.org
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Fluocinolone/hydroquinone/tretinoin
The cream containing the drug combination fluocinolone acetonide/hydroquinone/tretinoin (trade name Tri-Luma) is used for the treatment of melasma (dark wikipedia.org
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1,4-Benzoquinone
Subsequent oxidation of the hydroquinone gives the quinone. Oxidation of hydroquinone is facile. wikipedia.org
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Arbutin
Arbutin is a glycoside; a glycosylated hydroquinone extracted from the bearberry plant in the genus Arctostaphylos among many other medicinal plants, primarily It can be prepared synthetically from the reaction of acetobromoglucose and hydroquinone in the presence of alkali. wikipedia.org
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2907221000-China HS code,2907221000: Hydroquinone
对苯二酚(特丁基对苯二酚) 2907221000301: 对苯二酚 China 8-digits HS code 29072210 Customs Classification Examples . 8-digits HS code Commodity Example of Chinese Name Specification; 29072210. 氢醌 29072210. 对苯二酚 含量≥99% 分子式:HOC6H40H: 29072210. 对苯二酚 含量:99%MIN ... transcustoms.com
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Hydroquinone compound and preparation method thereof, and application ...
The invention discloses a hydroquinone compound and a preparation method thereof, and application of the hydroquinone compound to tumor resistance or immunoloregulation. The hydroquinone compound has a structural formula as shown in a formula I. In the formula I, X is C=O or CH2; Y is NH or O or does not exist; and R is selected from a group consisting of a substituted or non-substituted alkyl ...
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ハイドロキノンとは？期待できる2つの効果や副作用、トレチノインとの併用について解説｜アイシークリニック【公式】
扁平母斑（茶あざ） 老人性疣贅; そばかすは遺伝的な要因が大きく、ハイドロキノンでは十分に治療できない場合があります。また、扁平母斑や老人性疣贅は、症状にもよりますが液体窒素やレーザーを使った治療が一般的です。
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Appendix 2: Food Additives Permitted by China and the ...hydroquinone ...
No Function Chinese Name English Name Standards Corresponding to Products Corresponding Testing Methods Standards 1 Coating agents 吗啉脂肪酸盐果蜡 morpholine fatty…
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C6H6O2
mol）可能指： 2-乙酰呋喃 CAS# 苯二酚 邻苯二酚（o-benzenediol），又称“儿茶酚”（catechol） CAS# 间苯二酚（m-benzenediol），又称“雷琐酚”（resorcinol） CAS# 对苯二酚（p-benzenediol），又称“氢醌”（hydroquinone wikipedia.org
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Semiquinone
origin is ubiquinone) are free radicals resulting from the removal of one hydrogen atom with its electron during the process of dehydrogenation of a hydroquinone , such as hydroquinone itself or catechol, to a quinone or alternatively the addition of a single hydrogen atom with its electron to a quinone. wikipedia.org
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Ochronosis
Hydroquinone is the compound most frequently used in skin-whitening products. In the European Union hydroquinone has been banned in cosmetic creams since 2000. wikipedia.org
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