Structural Formula
Vitamin C ethyl ether is a very useful vitamin C derivative. It is not only very stable in chemical substances, it is a non-discoloring vitamin C derivative, and it is a lipophilic and hydrophilic amphoteric substance, which greatly expands its The scope of application of Chemicalbook, especially in the application of daily chemistry. 3-O-Ethyl Ascorbate easily enters the dermis through the stratum corneum. After entering the body, it is very easy to be decomposed by the biological enzymes in the body to exert the biological effects of vitamin C.
Structural Formula
Allantoin is an imidazole heterocyclic compound, a derivative of uric acid, and a natural component of human skin. As an antioxidant, uric acid reacts with free radicals to produce allantoin. In 1912, Mocllster extracted allantoin from the rhizome Chemicalbook of Boraginaceae. Allantoin can promote cell tissue growth, metabolism, and soften cuticle protein. These properties are especially pronounced when allantoin is applied to ulcerated and purulent skin, so it has the ability to speed up wound healing and is a good active agent for treating skin lesions.
Structural Formula
Arbutin, also known as arbutin, arbutin, arbutin, arbutin or myricetin, is a combination of the concepts of “green”, “safety” and “high efficiency” because it originated from natural green plants. skin whitening actives. Arbutin is an ideal whitening agent for whitening cosmetics. There are two optical isomers, α and ß, and the biologically active ß isomer. It is white with light yellow powder at room temperature, easily soluble in water, methanol, ethanol, propylene glycol, and glycerol aqueous solution, no precipitate after dissolution, insoluble in chloroform, ether, petroleum ether, etc. It is added in many whitening skin care products. It was named after being discovered from the bearberry leaf of the Rhododendronaceae Ursus plant, and later in the Rhododendronaceae Vaccinium plant Bilberry, the Rosaceae Pyrus plant sand pear tree (Western pear, small mountain pear), saxifraga It is found in the leaves of plants of the genus Saxifrage in the grass family, such as Saxifraga, and is used as a drug and cosmetic additive after extraction.
Structural Formula
Organic synthesis intermediates; antiseptic additives for medicine, food, cosmetics, film and high-end products; reagents. It is mainly used as a food antiseptic and bactericide. Among the parabens, it has the strongest antiseptic and bactericidal effect. Because of its poor water solubility, it is often used together with other esters.
Structural Formula
D Biotin is the eight form of the water-soluble vitamin, biotin, also known as vitamin B7. It is a coenzyme – or auxiliary enzyme – used in many metabolic reactions in the body. D Chemicalbook – Biotin is involved in lipid and protein metabolism, helping to convert food into glucose, which the body can use for energy. It is also important for maintaining the skin, hair and mucous membranes.
Structural Formula
Mainly used in medicine, food, beverage, and health care products. Dipotassium glycyrrhizinate can be used to increase the dissolution rate of amphotericin B (AMB) and the bioavailability of the drug in suppositories.
Structural Formula
Animal protein is called a complete protein, that is, a protein containing 9 essential amino acids. But it has the disadvantages of high fat, high calorie and high cholesterol. So, make up! Appropriate amount of supplement. And plant protein is incomplete protein, but he does not have the shortcoming of animal protein. Animal protein mainly comes from meat, eggs and milk of poultry, livestock and fish. Its protein composition is mainly casein (78-85%), which can be better absorbed and utilized by adults. More importantly, animal protein has a complete range of essential amino acids and a reasonable ratio, so it is easier to digest, absorb and utilize than ordinary plant protein, and its nutritional value is relatively higher.
Structural Formula
Kojic acid, also known as kojic acid and kojic acid, is an organic acid with antibacterial effect produced by the aerobic fermentation of glucose by Aspergillus Candida at 30-32 ° C. The molecular structure is γ-pyrone with substituents. Among the γ-pyrone compounds existing in nature, the only well-known compounds are kojic acid and maltol. In 1907, Saito isolated kojic acid crystals from rice koji in Chemicalbook. It was named by Yabuta in 1912 and its structure was confirmed in 1924. In 1953, Arnstela (surface fermentation) and 1971 Kita Makio (submerged fermentation) used isotope tracking technology to prove that kojic acid was formed by the direct oxidation and dehydration of glucose without carbon frame breakage.
Structural Formula
Kojic acid dipalmitate is an improved kojic acid derivative, which overcomes the instability of kojic acid to light, heat and metal ions, and maintains the inhibitory tyrosinase activity of kojic acid and blocks the formation of skin melanin The effect, and this inhibition is stronger than that of kojic acid, making it a new generation of high-efficiency whitening active agent. As a fat-soluble whitening active agent, kojic acid dipalmitate is not only easier to formulate, but also can be more effectively absorbed by the skin, while bringing good moisturizing effect to the skin.
Structural Formula
Lanolin is an ideal raw material for the production of skin care products such as cold cream, anti-wrinkle cream, anti-crack cream, shampoo, conditioner, hair milk, lipstick and high-grade soap. It is often used as a water-in-oil emulsifier and is an excellent nourishing Chemicalbook Moisturizing Substances. Lanolin is a product with good water absorption, moisturizing, lipophilicity, emulsification and dispersibility, and is widely used in cosmetics, medicine, leather, agriculture and other industries.
Structural Formula
Carnitine is one of the B vitamins, and its structure is like an amino acid, so some people classify it as an amino acid. Its main function is to help transport long-chain fatty acids for energy. This prevents fat from accumulating in the heart, liver and skeletal muscles. Synthetic carnitine has three forms of L-body, D-body and racemic body, and the effect of L-carnitine is better. L-carnitine is a compound with a variety of physiologically active functions. Its main function in Chemicalbook is to promote the β-oxidation of fatty acids; it can also regulate the ratio of acyl groups in mitochondria and affect energy metabolism; L-carnitine can participate in the metabolism of branched-chain amino acid metabolites Transport, thereby promoting the normal metabolism of branched-chain amino acids. In addition, L-carnitine plays a role in the elimination and utilization of ketone bodies, and can be used as a biological antioxidant to scavenge free radicals, maintain membrane stability, improve animal immunity, and the ability to resist disease and stress.
Structural Formula
Melatonin is an indispensable natural hormone in the human body, which controls and affects the secretion of other different hormones. When melatonin in the body decreases, various functions of the human body will be affected, and various diseases will follow. Studies have shown that the secretion of melatonin in the human body begins to decrease after middle age, and in old age, its secretion is already insignificant. Taking enough melatonin as early as possible can improve the function of the endocrine system, enhance immunity, improve anti-stress and anti-oxidation functions, improve sleep, slow down the aging speed of the human body, and slow down the degeneration of sexual organs; melatonin can also help prevent and treat cancer , It is especially helpful for habitual insomnia.
Structural Formula
Methylparaben, also known as methylparaben, was originally used as a food preservative, and after a series of exploration and research, it was introduced into cosmetics as a preservative. Methylparaben has a strong antibacterial effect, among which Chemicalbook is the most prominent antibacterial ability against mold and yeast, but it is less effective against some bacteria (Gram-negative bacteria, lactic acid bacteria), so it is often used in cosmetics together with other Use with preservatives.
Structural Formula
Niacinamide, also known as nicotinamide, vitamin B3 or vitamin PP, is a water-soluble vitamin belonging to the B group vitamins. Nicotinic acid phosphate, NADP) components, the nicotinamide part of the two coenzyme structures in the human body has reversible hydrogenation Chemicalbook and dehydrogenation properties, plays a hydrogen transfer role in biological oxidation, can promote tissue respiration, biological Oxidative processes and metabolism are important for maintaining the integrity of normal tissues, especially the skin, digestive tract and nervous system. When it is lacking, pellagra is caused due to the influence of cell respiration and metabolism, so this product is mainly used to prevent and treat pellagra, stomatitis, glossitis, etc.
Structural Formula
Octocrylene (OCTOCRYLENE) aliases: 2-cyano-3,3-diphenyl acrylate isooctyl ester, Otokilene, which belongs to cinnamic acid ultraviolet absorber, the maximum absorption wavelength for ultraviolet rays is 308nm, and it is Ultraviolet (UVB) with a wavelength in the range of 280-320nm has a strong absorption capacity. Octocrylene has a stabilizing effect on the UVA sunscreen Chemicalbook sunscreen avobenzone (Paso 1789). Avobenzone is one of the organic sunscreens with the longest absorption peak wavelength so far. In China, the European Union, Japan, the United States, and South Korea, the maximum allowed addition of octocrylene is 10% (calculated by mass fraction). However, in daily sunscreen products, the amount added is generally 1-3%, and few products are added to 10%.
Structural Formula
Orlistat is a long-acting, potent and specific gastrointestinal lipase inhibitor, which inactivates the above two enzymes by forming a covalent bond with the active serine site of lipase in the lumen of the stomach and small intestine. Inactivated enzymes cannot decompose fat in food into free fatty acids and chemicalbook glycerol that can be absorbed by the body, thereby reducing fat intake and exerting weight loss effects. In addition, studies have found that orlistat inhibits intestinal absorption of cholesterol can also be achieved by inhibiting Niemann-pick C1-like protein 1 (niemann-pick C1-like1, NPC1L1).
Structural Formula
Propylparaben, also known as propylparaben, is mainly used as a bactericidal preservative in food, cosmetics, and medicine, and is also used as a feed preservative.
Structural Formula
Glutathione is a tripeptide compound formed by the condensation of glutamic acid, cysteine and glycine through peptide bonds. It is the most important low-molecular-weight thiol in mammalian cells to resist oxidative stress. It was discovered in 1921 and its chemical structure was determined in 1930. Dr. Al Mindell, a famous American nutrition and health expert, called glutathione an anti-aging amino acid with three times the effectiveness, and is also known as the anti-oxidation master of nature. Its appearance is Colorless transparent slender granular crystal, soluble in water, dilute alcohol, liquid ammonia, dimethylformamide, insoluble in ethanol, ether, acetone. When it is solid, its properties are stable, and its aqueous solution is easily oxidized to oxidized glutathione in the air. It is widely present in baker’s yeast, wheat germ, animal liver, chicken blood, pig blood, tomato, pineapple, cucumber, among which It is the highest in wheat germ and animal liver, with a content as high as 100-1000mg/100g. It has the functions of anti-oxidation, scavenging free radicals, detoxification, enhancing immunity, delaying aging, anti-cancer, and anti-radiation hazards. Also helps white blood cells kill bacteria, prevents oxidation of vitamins C and E, prevents stroke and cataract formation. In addition, glutathione also binds carcinogens and excretes them through urine.
Structural Formula
Resveratrol is a natural antioxidant that can reduce blood viscosity, inhibit platelet aggregation and vasodilation, keep blood flowing, prevent the occurrence and development of cancer, and have anti-atherosclerosis and coronary heart disease. Prevention and treatment of heart disease and hyperlipidemia. The tumor suppressing effect also has an estrogen-like effect, which can be used to treat diseases such as Chemicalbook breast cancer. It can delay aging and prevent cancer. It is very high in red grape skin, red wine and grape juice. Studies have shown that the integrity of chromosomes will be destroyed as humans age, and resveratrol can activate a protein sirtuin that repairs chromosome health, thereby delaying aging.
Structural Formula
Sorbitol, also known as sorbitol, hexyl alcohol, and D-sorbitol, is a non-volatile polysaccharide alcohol with stable chemical properties and is not easily oxidized by air. It is easily soluble in water, hot ethanol, methanol, isopropanol, and butyl alcohol. Alcohol, cyclohexanol, phenol, acetone, acetic acid and dimethylformamide, widely distributed in natural plant fruits, not easily fermented by various microorganisms, good heat resistance, and does not decompose at high temperature (200°C), initially It is isolated from Boussingault in France by Boussingault et al., the PH value of the saturated aqueous solution is Chemicalbook6~7, and it is isomer with mannitol, tyrol, and galactitol. It has a cool sweet taste, and the sweetness is 65% of sucrose, low calorific value. With good hygroscopicity, it has a very wide range of functions in food, daily chemical, pharmaceutical and other industries. It can prevent food from drying and aging, prolong the shelf life of products, and effectively prevent the loss of sugar and salt in food. Crystallization can maintain the balance of sweetness, sourness and bitterness and increase the flavor of food. It can be produced by heating and pressurizing hydrogenation of glucose in the presence of nickel catalyst.
Structural Formula
Bis-ethylhexyloxyphenol methoxyphenyl triazine is an oil-soluble organic compound added to sunscreen to absorb ultraviolet rays. It is a wide-area (broadband) purple chemicalbook external light absorber with extremely high photostability and can absorb UVB and even UVA. It has two absorption peaks, located at wavelengths of 310 and 340 nanometers.
Structural Formula
Titanium dioxide occurs naturally in titanium ores such as titanite and rutile. Its molecular structure gives it high brightness and opacity, but it must first be chemically extracted and purified. More than 60 years ago, DuPont invented the Chemicalbook chloride titanium dioxide production process. Compared with the old sulfuric acid process, it can produce high-quality pigment products while reducing environmental emissions and energy consumption. It has become the world’s preferred technology.
Structural Formula
Trehalose, also known as α, α-trehalose, α-D-glucopyranosyl-α-D-glucopyranoside, Mycose, is the anomeric carbon atom (C1) of two molecules of D-glucopyranose Non-reducing disaccharide formed by dehydration condensation between hemiacetal hydroxyl groups. It is mainly divided into three types: α, α-trehalose, α, β-trehalose and β, β-trehalose. Exist in mold, algae, dry yeast, ergot, etc., and can also be synthesized artificially. It has the special function of preserving biological vitality, and can effectively protect the structure of cell membrane and protein. Chemicalbook can keep organisms moist in cells under abnormal conditions, such as high temperature dehydration (drying, high osmotic pressure), freezing, and prevent cell factors. Loss of water causes nutrient loss and cell damage. In addition, in vitro trehalose also has the characteristics of stabilizing biofilms and protein structures. It is used internationally to protect genetically engineered enzymes, various viruses, vaccines, antibodies, protein factors, nucleic acids, etc. At the same time, as a stabilizer and protective agent for biologically active substances, it has broad application prospects in the fields of food, health products, cosmetics, medicine, molecular biology and agriculture.
