Search results
Results from the WOW.Com Content Network
First, DMAP and acetic anhydride react in a pre-equilibrium reaction to form an ion pair of acetate and the acetylpyridinium ion. In the second step the alcohol adds to the acetylpyridinium, and elimination of pyridine forms an ester. Here the acetate acts as a base to remove the proton from the alcohol as it nucleophilically adds to the ...
E45 cream is a skin care product created in 1952 and currently marketed by Karo Pharma. It is a moisturizer . Its active ingredients are lanolin , white soft paraffin and liquid paraffin .
Cetylpyridinium chloride is known to cause tooth staining in approximately 3 percent of users. [14] The Crest brand has noted that this staining is actually an indication that the product is working as intended, as the stains are a result of bacteria dying on the teeth. [15]
Urea, also known as carbamide-containing cream, [clarification needed] is used as a medication and applied to the skin to treat dryness and itching such as may occur in psoriasis, dermatitis, or ichthyosis. [1] [2] [3] It may also be used to soften nails. [3] In adults side effects are generally few. [4] It may occasionally cause skin ...
4-Dimethylaminophenol (DMAP) is an aromatic compound containing both phenol and amine functional groups. It has the molecular formula C 8 H 11 NO. Uses
An advertisement from the 1930s for Sweet Georgia Brown skin bleaching cream Early skin whitening practices were not well-documented. [ 61 ] Skin whitening is a practice that has made its way across the entire globe with a multitude of cultures adopting the practice under various ideologies.
Zam-Buk is a patent medicine which was produced by the Zam-Buk Company of Leeds, England, founded by Charles Edward Fulford.It was first sold by his Bile Beans company in 1902, [1] as a herbal balm and antiseptic ointment; the use of a complementary Zam-Buk soap was recommended to augment the treatment.
DMAP may refer to: Digital Media Access Protocol, a family of proprietary protocols by Apple; 4-Dimethylaminopyridine (CH 3) 2 NC 5 H 4 N), a derivative of pyridine; 4-Dimethylaminophenol (C 8 H 11 NO), an aromatic compound containing both phenol and amine functional groups; Data Management Advisory Panel, of the England school census