Qwika Toolbar for IE and Firefox users!

Home > English

Searching 21,964,380 articles in 1,158 wikis.
Beta release. Any comments please contact us
Press release (Feb 17): New search engine helps bridge the language gap in Wikipedia
Press release (Apr 4): Qwika search engine now indexes 1158 wikis in 12 languages

Search wikis:

Phenols
Phenols In organic chemistry, phenols, sometimes called phenolics, are a class of ... H 5 OH). Although similar to alcohols, phenols have unique properties and are not classified ... The acidity of the hydroxyl group in phenols is commonly intermediate between that of aliphatic ... phenol forms a negative phenolate ion. Some phenols are germicidal and are used in ...
http://en.wikipedia.org/wiki/Phenols - 5k - Cached - Similar pages

Phenols   (translated from Russian)
Phenols Feno?ly — organicheskiye connections of aromatic ... the number of It- groups: the monatomic phenols: fenol (C 6 H 5 OH) the diatomic phenols: (the hydroquinone, pyrocatechol, the resorcinol) and t. d. Phenols possess slightly acid properties, in particular are formed saltlike products - the phenolates. Phenols are separated from kamennougol'noy resin , ...
http://ru.wikipedia.org/wiki/Фенолы - 1k - Cached (Russian) - Wikipedia (Russian) - Similar pages

Phenols   (translated from Italian)
Phenols This article is only a first draft ... you see the relative one category I phenols are substances derived from idrocarburi aromati to ... three groups - NOT 2 , elettron-attrattori The phenols subsicono easy reactions of sostituzione elettrofila in ... garden and it adorns. I use The phenols are use you for the production of ...
http://it.wikipedia.org/wiki/Fenoli - 3k - Cached (Italian) - Wikipedia (Italian) - Similar pages

Category:Phenols
Category:Phenols The main article for this category is Phenol. Phenols are aromatic compounds with a hydroxyl functional ... Phenol aldehydes Phenol ethers Pages in category "Phenols" There are 67 pages in this section of this category. * Phenols Phenol 1 1,1'-bi-2-naphthol ...
http://en.wikipedia.org/wiki/Category:Phenols - 2k - Cached - Similar pages

Talk:Phenols
Talk:Phenols I have one doubt, this phenol is ...
http://en.wikipedia.org/wiki/Talk:Phenols - 0k - Cached - Similar pages

Phenol formaldehyde resin
... reaction, at around 70 C, forms hydroxymethyl phenols. This results in a thick reddish-brown ... the chemical kinetics are highly complex. Hydroxymethyl phenols will crosslink on heating to around 120 ... formaldehyde can react with up to two phenols. Thus the theoretical functionality of phenol is ... conditions, the formaldehyde will react between two phenols to form a methylene bridge, creating a ... dimer. As more formaldehyde is added, more phenols will be crosslinked together generating more ...
http://en.wikipedia.org/wiki/Phenol_formaldehyde_resin - 8k - Cached - Similar pages

User talk:Cacycle
... edit summary remark "removed Koala nonsense" from Phenols. I was tempted to do it myself ... knowledge. I plan to further edit the Phenols article to replace references to "hydrocarbon" with ... Talk 13:49, 15 Mar 2005 (UTC) Phenols and Koalas I saw that bit on ... of the text of an article on phenols be about one obscure fact. This would ... that could not be proven for all phenols. Let's make sure our articles ...
http://en.wikipedia.org/wiki/User_talk:Cacycle - 80k - Cached - Similar pages

Antioxidant
... waxes, greases, and gasolines AO-30 (alkylated phenols, mostly 2,4-dimethyl-6-tert-butylphenol ... gasolines, including aviation gasolines AO-31 (alkylated phenols, mostly 2,4-dimethyl-6-tert-butylphenol ... gasolines, including aviation gasolines AO-32 (alkylated phenols, mostly 2,4-dimethyl-6-tert-butylphenol ... gasolines, including aviation gasolines AO-36 (alkylated phenols), for gasolines AO-37 (alkylated phenols, mostly 2,6-di-tert-butylphenol), ...
http://en.wikipedia.org/wiki/Antioxidant - 22k - Cached - Similar pages

Thiophenols
... chemical structures of thiophenols are analogous to phenols except the oxygen atom in the hydroxyl ... same as phenol, the simplest of the phenols class of compounds, except the only oxygen ... one in the sulfhydryl group. Analogous to phenols, thiophenols can lose their sulfhydryl H + ions ... many of the same chemical reactions as phenols, although the reaction rates may be different ...
http://en.wikipedia.org/wiki/Thiophenols - 3k - Cached - Similar pages

Cresol
... aromatic organic compounds which are categorized as phenols (sometimes called phenolics). Depending on the temperature ... from room temperature. Like other types of phenols, they are slowly oxidized by long exposure ... odor characteristic to that of other simple phenols, reminiscent to some of a "medicine" smell ... UV, IR, NMR, MS Related compounds Related phenols phenol, xylenols Related compounds ? Except where noted ...
http://en.wikipedia.org/wiki/Cresol - 9k - Cached - Similar pages

 Page:1 2 3 4 5 6 7 8 9 10 Next >>

Search wikis:


Search: uk de fr ja it nl pt es gr ko zh ru

Try your search on: FactBites (sentence-based)