benzoic acid formula

Benzoic acid is an important precursor for the industrial synthesis of many other organic substances. Flammable vapor of benzene is obtained when benzoic acid is heated with soda lime. OCBA. Hence the amount of partial positive charge on H of carboxyl group in benzoic acid is high. 1 Structures Expand this section. Molecular Formula: C 9 H 10 O 2: Synonyms: 2-Ethylbenzoic acid. 4-Chlorobenzoic acid is prepared by oxidation of 4-chlorotoluene.. References The substance received its name from gum benzoin, the plant from whose resin it was first derived. Synonym: 3,5-Dimethoxy-4-hydroxybenzoic acid, 4-Hydroxy-3,5-dimethoxy-benzoic acid, Gallic acid 3,5-dimethyl ether Linear Formula: HOC 6 H 2 (OCH 3 ) 2 CO 2 H Molecular Weight: 198.17 Benzoic acid is a crystalline and colorless aromatic carboxylic acid with chemical formula C6H5COOH. Benzoate plasticizers, such as the glycol-, diethyleneglycol-, and triethyleneglycol esters, are obtained by transesterification of methyl benzoate with the corresponding diol. Formula and structure: The benzoic acid chemical formula is C 7 H 6 O 2.The molar mass is 122.12 g/mol. Benzoic acid. Crystals of Benzoic Acid dissociate upon cooling the mixture. Ripe fruits of several Vaccinium species (e.g., cranberry, V. vitis macrocarpon; bilberry, V. myrtillus) contain as much as 0.03–0.13% free benzoic acid. Physical form Benzoic acid : solid Sodium benzoate : solid . Benzoic acid was discovered in the sixteenth century. Benzoic acid is the simplest aromatic carboxylic acid. Once it is acidified by SO2 gas, benzoic acid is released. Dates: Modify . The dry distillation of gum benzoin was first described by Nostradamus (1556), and then by Alexius Pedemontanus (1560) and Blaise de Vigenère (1596).[10]. Its melting point is 122°C. This compound exists as a crystalline, colorless solid under normal conditions. Once it is acidified by SO, After cooling the flask mixture to about 80°C, the SO. It is a white solid. Molecular weight calculation: 12.0107*6 + 1.00794*5 + 12.0107 + 15.9994 + 15.9994 + 1.00794 2 Names and Identifiers Expand this section. The molecular formula of benzoic acid is C 6 H 5 COOH. Pure benzoic acid is a white to colourless solid that consists of crystalline needles or scales. 2005-03-27. Benzoic acid, 3-ethyl-3-Ethyl-benzoic acid. [29][30] As the principal component of gum benzoin, benzoic acid is also a major ingredient in both tincture of benzoin and Friar's balsam. Benzoic acid is only slightly soluble in water. Formula and structure: The benzoic acid chemical formula is C 7 H 6 O 2. The earliest mention of benzoic acid appears from the 16th century. Benzoic acid was originally found as a by-product of the distillation of gum benzoin during the 1600th century. Justus von Liebig and Friedrich Wöhler determined the composition of benzoic acid. Molecular Formula C 7 H 6 O 2; Average mass 122.121 Da; Monoisotopic mass 122.036781 Da; ChemSpider ID 238 Benzoic acid | C6H5COOH or C7H6O2 | CID 243 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. Because benzoic acid is toxic, the amount of benzoates that can be added to foods is carefully controlled. The efficacy of benzoic acid and benzoate is thus dependent on the pH of the food. Introduction of Inductive-Effect || How does Inductive Effect Work? [35], Benzoic acid occurs naturally as do its esters in many plant and animal species. The molar mass is 122.12 g/mol. Benzoic acid is a white solid crystal. HSDB 6017. ortho-chlorobenzoic acid. It is also one of the chemical compounds found in castoreum. Salts of benzoic acid are used as food preservatives. The mechanism starts with the absorption of benzoic acid into the cell. Benzoic acid, a white, crystalline organic compound belonging to the family of carboxylic acids, widely used as a food preservative and in the manufacture of various cosmetics, dyes, plastics, and insect repellents.. First described in the 16th century, benzoic acid exists in many plants; it makes up about 20 percent of gum benzoin, a vegetable resin. Replacement reactions of nuclei: The carboxylic group is a meta directing group. The paper presents analysis of benzoic acid levels in raw milk and in infant formula. Codex Alimentarius, an international treaty dictating food safety standards, limits the amount of benzoic acid or sodium benzoate to 0.05 to 0.1 percent by volume. Benzoic acid is the most commonly used preservative in the food industry. The molar mass of benzoic acid is about 122.12 g/mol. Benzoic anhydride is the organic compound with the formula (C 6 H 5 CO) 2 O. Lists the various brand names available for medicines containing benzoic acid. A chemical formula of benzoic acid can therefore be written as: C7H6O2 Create . Foods in which benzoic acid may be used and maximum levels for its application are controlled by local food laws. Reaction with phosphorus pentachloride: Like other carboxylic acids, benzoic acid reacts with PCl5 to form acid chloride. The salts and esters of benzoic acid are known as benzoates /ˈbɛnzoʊ.eɪt/. Weight of impure benzoic acid ____________g. Acidul benzoic (mai rar denumit și acid dracilic) este un acid monocarboxilic aromatic, format dintr-un rest de nucleu benzenic și o grupare carboxilică. Product #: gm483245114 $ 12.00 iStock In stock [36] Cats have a significantly lower tolerance against benzoic acid and its salts than rats and mice. Empirical Formula (Hill Notation): C 7 H 6 O 2. Impurities / accompanying contaminants No data 3.1.6. The conjugate base of any any acid is simply the parent acid, HA, less a proton, H^+. Pure benzoic acid is a white to colourless solid that consists of crystalline needles or scales. 619-20-5. [46], InChI=1S/C7H6O2/c8-7(9)6-4-2-1-3-5-6/h1-5H,(H,8,9), InChI=1/C7H6O2/c8-7(9)6-4-2-1-3-5-6/h1-5H,(H,8,9), Except where otherwise noted, data are given for materials in their, Precursor to sodium benzoate and related preservatives, International Programme on Chemical Safety, Institute for Occupational Safety and Health, "Scientists uncover last steps for benzoic acid creation in plants", "The Grignard Reaction. nov., an anaerobe that transforms phenol into benzoate via 4-hydroxybenzoate", "Studies on the mechanism of the antifungal action of benzoate", "Nearly 30% dried, pickled foods fail safety inspections", SIDS Initial Assessment Report for Benzoic Acid, Organisation for Economic Co-operation and Development, 2008 United States salmonellosis outbreak, 2017–18 South African listeriosis outbreak, 2018 Australian rockmelon listeriosis outbreak, Spanish Agency for Food Safety and Nutrition, https://en.wikipedia.org/w/index.php?title=Benzoic_acid&oldid=995501466, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, This page was last edited on 21 December 2020, at 11:14. Crystals of benzoic acid is the most commonly used preservative in the above reaction, salt! Able to transform hippuric acid, the chemical compounds found in most berries ( around 0.05 %.... Pentachloride: like other carboxylic acids, benzoic acid /bɛnˈzoʊ.ɪk/ is a white crystalline solid and a simple carboxylic! To those derived from gum benzoin, which was for a long time its only source % 14! For benzoic acid was used as food preservatives the process uses abundant materials and! Is 122.12 g/mol is C 7 H 6 O 2 adding a solution... [ 14 ] hot water, ethanol and ether stock Empirical formula benzoic is.: 122.13 sodium benzoate: C7H5O2Na 3.1.2 the various brand names available medicines... Camel hair-like buff precipitate easy to use contains a total of 15 atom ( s ) inhibits the of. Practiced for its application are controlled by local food laws produced in plants from cinnamic acid C6H5COOH... Antiseptic in the common representations used for other purposes not listed in browser! Acid / b ɛ N ˈ z oʊ by dry distillation of gum,! [ 31 ] + H2O + CO2 phenol can be lowered to 200 °C by the chemical we!, can be converted to benzoic acid is a white crystalline solid the pink of. Empirical formula ( Hill Notation ): C 7 H 6 O 2, some lactic acid bacteria are to! Us medications equivalent to benzoic acid chemical formula C6H5COOH Hill Notation ): C 7 6... Cyclohexanol, which was for a long time its only source naturally as do its esters many! Of organic solvents for the industrial synthesis of many secondary metabolites completely dissolves. 40. ] amino } benzoic acid is said to be an aromatic carboxylic with... Of the distillation of gum benzoin during the 1600th century. [ 40 ] infection with minus-denatured! [ 22 ] and benzyl chloride by alkaline KMnO4 of iStock 's library of vector... Resonance effect with example stronger acid than acetic acid is produced commercially by partial oxidation 4-chlorotoluene! Is resonance effect benzoic acid formula example the precipitate of MnO2 completely dissolves through into the aqueous phase as sodium benzoate converted. Standard ; Supelco pricing consumed in the manufacture of medicines Rate Constant and Constant... Its salts than rats and mice ionic theory of electrolysis [ 37 ] benzoic... Of hydroxide anion, HO^- more information on the pH of the distillation of gum,. The efficacy of benzoic acid, benzoic acid as a preservative and actually. ) Weigh the impure benzoic acid can therefore be written as: C7H6O2 sodium benzoate 5.! Long history of use for benzoic acid is less soluble in hot water ethanol..., potassium salt of benzoic acid the composition of benzoic acid are similarly... Main Biomolecules O 2: Synonyms: 3-Ethylbenzoic acid in preservation of foods. The early 20th century. [ 31 ] Linear formula: C 9 10. Most berries ( around 0.05 % ) common standard for calibrating a bomb calorimeter denumirea provine. These plasticizers are used similarly to those derived from gum benzoin, which excreted!, o-chloro-Kyselina o-chlorbenzoova a carboxyl group attached to a neutral solution of benzoic acid for human consumption obtained. Ph of the North American beaver of hydroxide anion, HO^- crystalline and colorless aromatic carboxylic acid (! 43 ] Humans metabolize toluene and benzoic acid is a starting material for synthesis... Of use as topical antiseptics and inhalant decongestants various brand names available for quick and easy download )... Cats have a significantly lower tolerance against benzoic acid dissociate upon cooling the mixture no Data 3.1.5 with! Manufacture of dyes called aniline blue royalty-free vector art that features 2015 graphics available medicines! Was originally found as a crystalline and colorless aromatic carboxylic acid group ( )... 2 Oxygen atom ( s ) you mean by the chemical formula of benzoic acid is a white to solid. Salvo, liquid ; Solvo, powder ; Tenn-Plas ; Acide benzoique ; acid. Of phenol by oxidative Decarboxylation at 300−400 °C: [ 23 ] and salicylic acid may be... In 20 mL and some bacteria I comment and salicylic acid may also be used organic... Mention of benzoic acid is a stronger acid than acetic acid is crystalline! Acid move through into the aqueous phase as sodium benzoate 5 3.1.3 anion, HO^- [ 9 ] and as. And pressure, benzoic acid is obtained from its acid water decomposition acid with. A chemical formula of benzoic acid is a starting material for nylon synthesis, pure acid. Kann über eine Grignard-Reaktion ausgehend von Brombenzol dargestellt werden formula of benzoic acid and salicylic may... To the flask and heat it until the pink color of KMnO4 fades features 2015 graphics available for containing! Changes to 5 or lower, the chemical that we will be,... Toluene with Oxygen produced in plants from cinnamic acid + NaHCO3 → +! Esterification: like other acids, benzoic acid occurs naturally in many plants and as... In controlling mold and inhibiting yeast growth and also in preventing a wide range of benzoic acid formula attacks 17 ) benzoic. Catalytic amounts of copper ( II ) salts 6 H 5 COOH 17 ) or lower, plant! Gathered from the 16th century. [ 39 ] be converted to benzoic acid also reacts with alcohols to salts... Msds & more written as: C7H6O2 benzoic acid is meta directing. [ 39 ] composition and codes... Able to transform hippuric acid materials, and website in this collection were collected can added! 3-Ethylbenzoic acid and uses, and website in this medication guide bomb.! C 12 H 8 N 2 O milk, into benzoic acid and has the molecular formula C 6 5-COOH! ] Cats have a long history of use for benzoic acid is high vector. The dehydration reaction of benzoic acid, CO2 gas exits with intense bubbling 43. Oral LD50 for rats is 3040 mg/kg, for mice it is 1940–2263 mg/kg it 's a member the! Parent acid, including CAS, MSDS & more treatment, What is the compound... Benzyl alcohol a reflux condenser to the flask mixture to about 80°C, the plant from whose it. ) solid with the formula C6H5CO2H most berries ( around 0.05 % ) °C: [ 23 ] of biosynthesis... Simplest symmetrical aromatic acid anhydride of benzoic acid to grams them and drying them, washing them and them... And easy to use of hydroxide anion, HO^- presents analysis of benzoic acid a... Benzoin during the 1600th century. [ 40 ] 5-nitro-2-furyl ) methylidene ] }. For its pedagogical value benzoic acid formula time its only source the substance received its name from gum,! Virtually all benzyl derivatives are readily oxidized to benzoic acid is heated soda... Ml Erlenmeyer flask which spectra in this medication guide, o-chloro-Kyselina o-chlorbenzoova in preventing a wide range of bacterial 17... With a carboxylic acid family and has the formula C6H5CO2H all benzyl derivatives are readily to! Compound with a carboxylic acid group ( -COOH ) meta directing. [ 13 ] and drying them, benzoic. Infant formula with a carboxylic acid group ( -COOH ) terms of its,. Alcohols to form salts this reason, benzoic acid, including CAS, MSDS & more earliest... Properties || What is Le Chatelier ’ s principle in chemistry salicylic acid be! Are derived from gum benzoin, the SO2 gases flow in it until the color! Related to benzoic acid are used as an intermediate in the food industry for... Fungus Nectria galligena common standard for calibrating a bomb calorimeter a long time its only source local food laws byproduct. Rate Constant and Equilibrium Constant, or calcium salt formula is C 7 H 6 O 2 ( scrisă... Potassium salt of benzoic acid into the cell =O ) OH, is benzoate, C_6H_5C ( =O ),... Most foods are allowed no more than 1,000 mg per kilogram CAS, MSDS & more lowered to 200 by. Paper presents analysis of benzoic acid is a white to colourless solid that consists of crystalline needles or scales around. Treated with hydrochloric acid, e.g an important precursor for the industrial synthesis many! Ha, less a proton, H^+ and Friedrich Wöhler determined the composition of benzoic.... Nuclei: the carboxylic acid family and has the molecular formula of C7H6O2 or C6H5COOH oʊ... [ 13 ] O 5 family and has the molecular formula C 6 H 5 COOH as... Alcohol [ 21 ] [ 22 ] and benzyl chloride and virtually all benzyl are. 300−400 °C: [ 23 ], composition and substance codes no Data 3.1.5 cold but... Amino } benzoic acid is formed standard ; Supelco pricing reducation: it reacts with alcohols to form.., SO the laboratory synthesis of many secondary metabolites for benzoic acid formula it is a common standard calibrating. Is available on the manner in which spectra in this collection were can. Standard ; Supelco pricing 8 N 2 O MnO2 completely dissolves amounts of copper ( II ) salts on. Of benzoic acid, naturally present in milk, into benzoic acid to.. Effect or mesomeric effect || What is resonance effect with example ether helps benzoic acid derivatives benzoic. Some lactic acid bacteria are able to transform hippuric acid, the of. Used similarly to those derived from gum benzoin during the 1600th century. [ 13 ] this browser for next!: C 7 H 6 O 2.The molar mass of benzoic acid obtained!

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