Molecular Weight 122.12 . However, the solubility of this compound in water increases when the temperature is increased (as is the case with most compounds). The commercial production of benzoic acid is done via the partial oxidation of toluene with oxygen, catalyzed by manganese or cobalt naphthenates. It is either added directly or created from reactions with its, salt. E210 is used in the preservation of food. It helps in the prevention of bacterial infection. Benzoic acid uses in different forms are: Food with naturally occurring benzoic acid – ripe cloves, most berries and cinnamon. Among animals, benzoic acid has been identified primarily in omnivorous or phytophageous species, e.g., in viscera and muscles of the. It is used as a preservative in drugs. Benzoic acid has a colourless appearance in its solid state, which is of a crystalline nature. MDL number MFCD00002398. , Gum benzoin contains up to 20% of benzoic acid and 40% benzoic acid esters. This is done via a process known as oxidative decarboxylation. Usually processed food has benzoic acid to inhibit the growth of bacteria, mould and yeast. Benzoic acid is an ingredient in many cosmetic products, such as lipsticks. is decreased by 95%. Benzoic acid inhibits the growth of mold, yeast and some bacteria. At a concentrationof 0.1%, benzoic acid is a moderately effective preservative providing that the pH of the formulation (medicines, cosmetics, or foods) does not exceed 5.0. Benzoic acid is not very soluble in water.
Therefore, benzoic acid is said to be an aromatic carboxylic acid.  Acidic food and beverage like fruit juice (citric acid), sparkling drinks (carbon dioxide), soft drinks (phosphoric acid), pickles (vinegar) or other acidified food are preserved with benzoic acid and benzoates. Example – salad dressings, soft drinks, fruit juices and pickles. It was first prepared from coal tar. The term ‘benzoate’ refers to the esters and salts of C6H5COOH. Its reactions can occur at the carboxyl group or even at the aromatic ring. Example – salad dressings, soft drinks, fruit juices and pickles. Your email address will not be published. E210 is used in the preservation of food. or other acidified food are preserved with benzoic acid and benzoates. This weak acid and its salts are used as a food preservative. As ointment, benzoic acid is used for the treatment of fungal infections [3,5]. Foods in which benzoic acid may be used and maximum levels for its application are laid down in international food law.. Your email address will not be published. This compound is used in ointments that prevent or treat fungal skin diseases. Used in toothpaste, jam, beverages, poultry, agriculture, perfume, dye etc. , Taiwan, a city health survey in 2010 found 30% of tested dried and pickled food products failed a test having too much benzoic acid, which is known to affect the liver and kidney, , along with more serious issues like excessive. As a preservatives, Benzoic Acid can be used in a wide variety of industries including: food production, beverage, pharmaceutical, cosmetics, agriculture/animal feed, and various other industries. When heated to 100 degrees celsius, the solubility of this compound in water increases to 56.31 grams per litre. It can be noted that this process usually employs manganese or cobalt naphthenate as catalysts. Benzoic acid 210 is used in pharmaceuticals. It is also present in baby products, skin products, cleansing products, hair and nail products, soaps, bath products, detergents etc. Benzoic acid occurs naturally free and bound as benzoic acid esters in many plant and animal species.
EC Number 200-618-2. Some important uses of C 6 H 5 COOH are listed below.
C 6 H 5 COOH is used as a preservative in the food industry. The efficacy of benzoic acid and benzoate is thus dependent on the pH of the food. It consists of a carboxyl group attached to a benzene ring. It can be noted that the ideal temperature under which this process can be carried out is in the range of 300 to 400 degrees celsius. Lethal dose for cats can be as low as 300 mg/kg body weight. Benzoic acid is a constituent of Whitfield's Ointment which is used for the treatment of fungal skin diseases such as tinea, ringworm, and athlete's foot. for rats is 3040 mg/kg, for mice it is 1940–2263 mg/kg. This compound exists as a crystalline, colorless solid under normal conditions. Benzoic Acid and its salts and esters are also permitted for use as preservatives in cosmetics and personal care products at a maximum concentration (expressed as the acid) of 2.5% in rinse-off products (except oral care products), 1.7% in oral care products and 0.5% in leave on products (see Annex VI). , which was for a long time the only source for benzoic acid. Benzoic acid Pharmaceutical Secondary Standard; Certified Reference Material CAS Number 65-85-0. Some important uses of C6H5COOH are listed below. Chem-guide is a free resource for chemistry learning at school level (for 11 and 12). It is commonly used as PH adjuster and also controls the growth of microbes as a preservative. Concern has been expressed that benzoic acid and its salts may react with ascorbic acid (vitamin C) in some soft drinks, forming small quantities of benzene. Uses and Applications Benzoic acid possesses anti-bacterial and anti-fungal properties. The resources in the blog has been compiled as pe... COOH), is a colorless crystalline solid and the simplest. Appreciable amounts have been found in most berries (around 0.05%).  The oral LD50 for rats is 3040 mg/kg, for mice it is 1940–2263 mg/kg.. Among animals, benzoic acid has been identified primarily in omnivorous or phytophageous species, e.g., in viscera and muscles of the ptarmigan (Lagopus mutus) as well as in gland secretions of malemuskoxen (Ovibos moschatus) or Asian bull elephants (Elephas maximus). It is also a precursor to benzoyl chloride. It is used in the treatment of skin irritation caused by insect bites, burns etc. This was a brief on benzoic acid application. , Benzoic acid is present as part of hippuric acid (N-Benzoylglycine) in urine of mammals, especiallyherbivores (Gr. One of the components of toothpaste, mouthwash, and face wash creams is C. This compound is also used in the manufacture of dyes and in insect repellants. It is a crystalline organic compound. Benzoic acid (C7H6O2) was first described in the 16th century. The primary use of benzoic acid is in the industrial production of the aromatic compound phenol. Foods in which benzoic acid may be used and maximum levels for its application are laid down in international food law. Required fields are marked *. Another industrial method of preparing benzoic acid is by reacting tri-chlorotoluene with calcium hydroxide in the presence of water, and the treatment of the calcium benzoate product with hydrochloric acid. To know more such benzoic acid uses download the BYJU’S – the learning app. The mechanism starts with the absorption of benzoic acid in to the cell. When formaldehyde is dissolved in water, it is called formalin.
To learn more about this compound and other aromatic compounds, such as pyridine, register with BYJU’S and download the mobile application on your smartphone. This compound is used in ointments that prevent or treat fungal skin diseases. The name was derived from gum benzoin. It is soluble in water, and the solubility at 25. Your email address will not be published. Used in medicine; Used in treatment; Benzoic acid in food: Food with naturally occurring benzoic acid – ripe cloves, most berries and cinnamon. Industrially, benzoic acid can be prepared by employing oxygen gas for the partial oxidation of toluene. The mechanism starts with the absorption of benzoic acid in to the cell. Beilstein/REAXYS Number 636131 . Benzoic Acid is a organic compound widely used as preservatives in food and beverage industries. Humans produce about 0.44 g/L hippuric acid per day in their urine, and if the person is exposed to toluene or benzoic acid it can rise above that level. If the intracellular pH changes to 5 or lower, theanaerobic fermentation of glucose through phosphofructokinase is decreased by 95%. It is used as an antifungal for treating diseases like ringworm and athlete’s foot. Ripe fruits of several, ) contain as much as 0.03-0.13% free benzoic acid. Benzoic acid is an ingredient in many cosmetic products, such as lipsticks. It is either added directly or created from reactions with its sodium, potassium, or calcium salt. At a temperature of 0 degrees celsius, the solubility of benzoic acid in water corresponds to 1.7 grams per litre. Also, benzoic acid and its salts are widely used in the food industry as food preservatives. It can also be prepared by oxidizing benzyl chloride or benzyl alcohol, or any other derivative of the benzyl group. The production of phenol involves the use of benzoic acid. Benzoic acid, C 7 H 6 O 2 (or C 6 H 5 COOH), is a colorless crystalline solid and the simplest aromatic carboxylic acid.The name derived from gum benzoin, which was for a long time the only source for benzoic acid.This weak acid and its salts are used as a food preservative. Benzoic acid is also formed in apples after infection with the fungus Nectria galligena. have a significantly lower tolerance against benzoic acid and its. Ripe fruits of several Vacciniumspecies (e.g., cranberry, V. vitis idaea; bilberry, V. macrocarpon) contain as much as 0.03-0.13% free benzoic acid. It is white and belongs to the family of carboxylic acid. Lethal dose for cats can be as low as 300 mg/kg body weight. The excreted hippuric acid is not highly toxic. Benzoic acid is an organic compound which is described by the chemical formula C6H5COOH. Benzoic acid is also formed in, . These plasticizers are used similarly to those derived from terephthalic acid ester. which is used for the treatment of fungal skin diseases such as tinea, Benzoic acid occurs naturally free and bound as benzoic acid esters in many plant and animal species. contains up to 20% of benzoic acid and 40% benzoic acid esters. This molecule consists of a benzene ring to which a carboxyl functional group is linked. It is used in various ways, like manufacturing of insect repellents, below are some uses of benzoic acid in our life. The molecule consists of 7 carbon atoms, 6 hydrogen atoms, and 2 oxygen atoms. Alternatively these species arise by treatment of benzoylchloride with the diol. The temperature required can be lowered to 200°C by the addition of catalytic amounts of, Benzoic acid and its salts are used as a food, . The production of phenol involves the use of benzoic acid. . This formalin is used as a disinfectant in industries, preservative in some food products, funeral home etc. This chemical reaction is illustrated below. The efficacy of benzoic acid and benzoate is thus dependent on the pH of the food. ) . , For humans, the WHO's International Programme on Chemical Safety (IPCS) suggests a provisional tolerable intake would be 5 mg/kg body weight per day.
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