Products Stearyl alcohol is used as an excipient in pharmaceuticals, especially in semisolid dosage forms such as creams, as well as in foams. It is also used in personal care products. Structure and properties Stearyl alcohol is a mixture of solid alcohols. The main component is octadecan-1-ol (C18H38O, Mr = 270.5 g/mol). Stearyl alcohol is … Stearyl Alcohol
Products Medicinal mushrooms are commercially available, for example, in the form of capsules, tablets and as powders as dietary supplements or as individually prepared mixtures. Also used are the pure ingredients that are extracted, synthetically produced or semi-synthetically modified. These are usually registered as medicinal products. About mushrooms Fungi are a very diverse group of … Medicinal Mushrooms
Products Carnauba wax is available as a pure substance in specialized stores. Annual production is in the range of 20,000 tons. Structure and properties Carnauba wax is the wax extracted and purified from the leaves of the Brazilian carnauba palm (synonym: ). It exists as a powder, in the form of flakes or as a … Carnauba Wax
Definition Thiols are organic compounds with the general structure R-SH. They are sulfur analogs of alcohols (R-OH). R can be aliphatic or aromatic. The simplest aliphatic representative is methanethiol, the simplest aromatic is thiophenol (analogue of phenol). Thiols are formally derived from hydrogen sulfide (H2S), in which a hydrogen atom has been replaced by a … Thiols
Symptoms An earwax plug can cause uncomfortable hearing, a feeling of pressure, fullness, ear pain, itching, ringing in the ears, and dizziness. However, symptoms do not necessarily occur. Because it obstructs the view, the earwax plug makes medical diagnosis more difficult, for example, in the case of a suspected middle ear infection. Causes Earwax (cerumen) … Earwax Plug
Definition Carboxylic acids are organic acids with the general structure R-COOH (less commonly: R-CO2H). It is composed of a residue, a carbonyl group, and a hydroxyl group. The functional group is called the carboxy group (carboxyl group). Molecules with two or three carboxy groups are called dicarboxylic acids or tricarboxylic acids. An example of a … Carboxylic Acids
Products Creams (High German: Cremes) are commercially available as medicinal products, cosmetics and medical devices. Creams are available in numerous variations, for example as hand creams, day and night creams, sun creams and fat creams. Structure and properties Creams are semi-solid preparations usually intended for application to the skin or mucous membrane. They are multiphase … Creams
Structure and properties Lipids are characterized by being soluble in organic (apolar) solvents and generally sparingly soluble or insoluble in water. They have lipophilic (fat-loving, water-repellent) properties. Lipids also exist, with polar structural elements such as the phospholipids or ionized fatty acids. They are called amphiphilic and can form lipid bilayers, liposomes and micelles. For … Lipids
Definition Aldehydes are organic compounds with the general structure R-CHO, where R can be aliphatic and aromatic. The functional group consists of a carbonyl group (C=O) with a hydrogen atom attached to its carbon atom. In formaldehyde, R is a hydrogen atom (HCHO). Aldehydes can be obtained, for example, by oxidation of alcohols or by … Aldehydes
Products Cetyl alcohol is available as a pure substance in pharmacies and drugstores. It is found in numerous pharmaceuticals and cosmetics. Structure and properties Cetyl alcohol is a mixture of solid alcohols consisting mainly of the linear C16 alcohol 1-hexadecanol (C16C34O, Mr = 242.4 g/mol). It exists as a white and fatty powder, as a … Cetyl Alcohol
Products Cetylstearyl alcohol is used as an excipient in medicinal products, especially in semisolid dosage forms such as creams or lotions. Structure and properties Cetylstearyl alcohol is a mixture of solid aliphatic alcohols consisting mainly of cetyl alcohol and stearyl alcohol of animal or plant origin. Cetylstearyl alcohol exists as white to pale yellow waxy … Cetylstearyl Alcohol
Products Methanol is available as a chemical in stores and, for example, in pharmacies and drugstores. Structure and properties Methanol (CH3OH, Mr = 32.0 g/mol) exists as a colorless liquid with an alcohol-like odor that is miscible with water. It is harmful to health and highly flammable. Methanol vapors can form an explosive mixture with … Methanol
