4 hydroxybenzoic acid formula. The structure Sodium 4-hydroxybenzoate. 122 Preferred IUPAC Name: 4-hydroxybenzoic acid InChIKey: InChIKey=FJKROLUGYXJWQN-UHFFFAOYSA-N 4-Hydroxybenzoic acid. Sodium ethyl para -hydroxybenzoate, the sodium salt of ethylparaben, has the same uses and is given the E number E215. Its pKa value is 4. Get to learn about properities of 4-Hydroxybenzoic acid 99-96-7. Molecular Weight 138. , 2001). The overall knowledge and encyclopedia of 4-Hydroxybenzoic acid covering characteristics, safety, 4-Hydroxybenzoic acid usage, MSDS/SDS and more. Name:4-Hydroxybenzoic acid,CAS:99-96-7. IUPAC Standard InChIKey: ZMZGIVVRBMFZSG-UHFFFAOYSA-N Copy CAS Registry Number: 5351-23-5 Chemical structure: This structure is also available as a 2d Mol file Other names: Benzoic acid, p-hydroxy-, hydrazide; (p-Hydroxybenzoyl)hydrazine; (4-Hydroxybenzoyl)hydrazine; p-Hydroxybenzhydrazide; p-Hydroxybenzoic acid hydrazide; p-Hydroxybenzoic hydrazide; 4-Hydroxybenzohydrazide; 4-Hydroxybenzoic 4-Hydroxybenzoic acid phyproof® Reference Substance; CAS Number: 99-96-7; Linear Formula: HOC6H4CO2H at Sigma-Aldrich 4-Hydroxybenzoic acid certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland; CAS Number: 99-96-7; EC Number: 202-804-9; Linear Formula: HOC6H4CO2H at Sigma-Aldrich Ethylparaben (ethyl para-hydroxybenzoate) is the ethyl ester of p -hydroxybenzoic acid. Jun 22, 2025 · What Is 4-Hydroxybenzoic Acid? 4-Hydroxybenzoic acid is an organic compound that belongs to the family of benzoic acids. [3] Jun 23, 2017 · Ethyl hydroxybenzoate: OverviewChemical Taxonomy Provided by Classyfire Description This compound belongs to the class of organic compounds known as p-hydroxybenzoic acid alkyl esters. p-hydroxybenzoic acid; 3. The structural changes in hydroxybenzoic acids occur because of aromatic ring hydroxylation and methylation. It is also known as m-hydroxybenzoic acid or m- salicylic acid. CAS 114-63-6. Available in 250 g P-Hydroxybenzoic Acid (PHBA), also known as 4-Hydroxybenzoic Acid, is an organic compound with the chemical formula C7H6O3. It has a role as an algal metabolite and a plant metabolite. gentisic acid; 5. It is also utilized in esterification reactions for synthesizing aromatic oligomers. 6. CAS 99-96-7, chemical formula 4- (OH)C₆H₄COOH. Browse Sodium 4-hydroxybenzoate and related products at MilliporeSigma. Download SDF 2D SDF 3D 4-hydroxybenzoic acid Names Structural Information Physico-chemical Properties ADME Toxicity Medical Chemistry Fungi CAS Common Chemistry is provided under the Creative Commons CC BY-NC 4. 1) include methoxylations and hydroxylations of the aromatic ring of 10 obvious natural-appearing HBAs (i. [9] The name is from Latin salix for willow 4-Hydroxybenzoic acid for synthesis. 4-Hydroxybenzhydrazide (p-Hydroxybenzoic acid hydrazide ); ≥ 0. These are aromatic compounds containing a benzoic acid, which is esterified with an alkyl group and para-substituted with a hydroxyl group. It crystallizes in the monoclinic space group P2 1 /c. It can be obtained from certain plants but in modern cosmetics it is mostly produced in labs through the oxidation of p-cresol or by modifying benzoic acid with a simple chemical reaction. It is a white or colorless solid that is soluble in water, ethanol, and other polar solvents. The It can be prepared by reacting p -hydroxybenzoic acid with n -propanol in the presence of an acidic ionic liquid. Name: 4-hydroxybenzoic acid Formula: C 7 H 6 O 3 Molar Mass: 138. e. These are compounds containing a hydroxybenzoic acid (or a derivative), which is a benzene ring bearing a carboxyl and a hydroxyl groups. Synonyms: 4-Hydroxybenzoic acid. - Find MSDS or SDS, a COA, data sheets and more information. This aromatic acid features a hydroxyl group (-OH) attached to the benzene ring in the para position relative to the carboxylic acid group (-COOH). pyrocatechuic 4-Hydroxybenzoic acid, also known as para-hydroxybenzoic acid, is a fascinating compound widely recognized in the fields of chemistry and biochemistry. As a food additive, it has E number E214. 10. Its formula is HO-C 6 H 4 -CO-O-CH 2 CH 3. 4-Hydroxybenzoic acid is primarily known as the basis for the preparation of its esters, known as parabens 4-Hydroxybenzoic acid, also known as p-hydroxybenzoic acid (PHBA), is a monohydroxybenzoic acid, a phenolic derivative of benzoic acid. Use:Mainly as the basic raw materials of fine chemical products, parabens (parabens) as food, medicine and cosmetics preservatives, has been widely used, it is also widely used in the preparation of various dyes, fungicides, color film and a variety of oil-soluble color forming agents, etc. We also provide services including custom synthesis, process optimization, commercial production, peptide custom services, ADC one-stop service, etc. 226-326-5MFCD00007605 4-Hydroxy-benzoic acid hydrazide 4-hydroxybenzoate hydrazide 4-Hydroxybenzohydrazide, 4-Hydroxybenzoic hydrazide 4-Hydroxybenzoic acid, hydrazide 4-hydroxybenzoichydrazide 4-hydroxybenzoyl hydrazide 4-hydroxybenzoic acid (4-HBA) is defined as a carboxy aromatic compound produced through processes such as enzymatic carboxylation of phenol, and is noted for its potential advantages over traditional chemical methods in terms of yield and waste generation. It contains a 4-hydroxybenzoate. Molecular Weight 160. Salicylic acid is an organic compound with the formula HOC 6 H 4 COOH. Other names: Benzoic acid, p-hydroxy-; p-Hydroxybenzoic acid; p-Salicylic acid; Paraben-acid; 4-Carboxyphenol; 4-Hydroxybenzoic acid; para-Hydroxybenzoic acid; Hydroxybenzoic acid, para; Kyselina 4-hydroxybenzoova; NSC 4961; Paraben Permanent link for this species. 4-HBA can easily be converted to p -acetoxybenzoyl chloride, which upon further reaction with phenol and after deacetylation gives 4,4′-dihydroxybenzophenone. 0 license. 4-Hydroxybenzoic acid. View（99-96-7)/ (4-Hydroxybenzoic acid)information and documentation regarding (4-Hydroxybenzoic acid), including NMR, HPLC, LC-MS, UPLC & more. From: Review: Recent advances of one-dimensional coordination polymers 4-Hydroxybenzoic acid. Buy 4-Hydroxybenzoic Acid, CAS number: 99-96-7, online for pharmaceutical analytical testing. [3] A colorless (or white), bitter-tasting solid, it is a precursor to and a metabolite of acetylsalicylic acid (aspirin). It is a white, odorless solid that is soluble in water and ethanol. 4-HOC6H4CO2Na. 4-Hydroxybenzoic acid, 99%. Browse 4-Hydroxybenzoic acid and related products at Merck. protocatechuic acid; 4. , 2014). Kingdom Organic compounds Super Class Benzenoids Class Benzene and Other names: Benzoic acid, p-hydroxy-; p-Hydroxybenzoic acid; p-Salicylic acid; Paraben-acid; 4-Carboxyphenol; 4-Hydroxybenzoic acid; para-Hydroxybenzoic acid; Hydroxybenzoic acid, para; Kyselina 4-hydroxybenzoova; NSC 4961; Paraben Permanent link for this species. , 1. Nov 16, 2022 · Hydroxybenzoic acids (HBAs) are aromatic carboxylic acids that contain a typical C 6 ± C 1 carbon skeleton structure. By using CAS Common Chemistry, you agree to the terms and conditions of this license. 4830 p-HYDROXYBENZOIC ACID, 99-96-7, Acids-Organic, C7H6O3 by Loba Chemie, India ChemSpider record containing structure, synonyms, properties, vendors and database links for 4-Hydroxy-3-methylbenzoic acid, 499-76-3, LTFHNKUKQYVHDX-UHFFFAOYSA-N ChemScene Provide CAS 99-96-7, 4-Hydroxybenzoic acid, Formula:C7H6O3, MW:138. Selleck Chemical’s Unconditional Return Policy ensures a smooth online shopping experience for our customers. 4-Hydroxybenzhydrazide 98%; CAS Number: 5351-23-5; EC Number: 226-326-5; Synonyms: 4-Hydroxybenzoic hydrazide,4-Hydroxybenzoylhydrazine,p-Hydroxybenzoic acid hydrazide; Linear Formula: HOC6H4CONHNH2 at Sigma-Aldrich 4-Hydroxybenzoic acid (p-hydroxybenzoic acid, PHBA, para-Hydroxybenzoic acid, 4-hydroxybenzoate), also known as p-hydroxybenzoic acid (PHBA), is a phenolic derivative of benzoic acid and widely used in organic synthesis. CAS 99-96-7. AI generated definition based on: Trends in Biotechnology, 2002 Showing metabocard for 4-Hydroxybenzoic acid (HMDB0000500) Jump To Section: Identification Taxonomy Ontology Physical properties Spectra Biological properties Concentrations Links References XML enzymes (4) Show 4 proteins Jan 22, 2018 · 4-Hydroxybenzoic acid (PAMDB000143) Identification Taxonomy Physical Properties Biological Properties Spectra Concentrations Links References Apr 22, 2024 · 3-hydroxybezoic acid is one of three isomers of hydroxybenzoic acid, the other two being 2-hydroxybenzoic acid and 4-hydroxybenzoic acid with the formula C 7 H 6 O 3. Jan 2, 2024 · Chemsrc provides 4-Hydroxybenzoic acid (CAS#:99-96-7) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. It is slightly soluble in water and chloroform but more soluble in polar organic solvents such as alcohol and acetone. [3] Production and Applications of Hydroxy Acids: This study discusses the synthesis of hydroxy acids including 4-hydroxybenzoic acid, focusing on enzymatic routes which are pivotal for drug discovery due to their application in creating more efficient and environmentally friendly production methods (Bhalla et al. It is used as an antifungal preservative. Benzoic acid, 4-hydroxy- Formula: C 7 H 6 O 3 Molecular weight: 138. 4-Hydroxybenzoic acid, also known as p-hydroxybenzoic acid (PHBA), is a monohydroxybenzoic acid, a phenolic derivative of benzoic acid. , with a wide range of applications of new high temperature Jul 25, 2025 · 3-Hydroxy-4-methoxybenzoic acid (CAS 645-08-9) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook. 4- (Methoxycarbonyl)phenol 4-Hydroxy-benzoic acid methyl ester 4-Hydroxybenzoate de méthyle [French] [ACD/IUPAC Name] 4-Hydroxybenzoic acid methylester 4-Hydroxybenzoic acid, methyl ester 99-76-3 [RN] Benzoic acid, 4-hydroxy-, methyl ester [ACD/Index Name] 4-Hydroxybenzoic acid can be used as a starting material to synthesize organic intermediates such as 4-acetoxybenzoic acid [2] and 4-hydroxy-3,5-diiodobenzoic acid. It is a carbohydrazide and a member of phenols. Jul 31, 2025 · 4-Hydroxybenzoic acid (CAS 99-96-7) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses » Japanese versionDBGET 4-Hydroxybenzoic acid. CAS Common Chemistry is provided under the Creative Commons CC BY-NC 4. 4-Hydroxybenzoic acid sodium salt 99%; CAS Number: 114-63-6; EC Number: 204-051-1; Synonyms: p-Hydroxybenzoic acid sodium salt,Sodium 4-hydroxybenzoate; Linear Formula: HOC6H4CO2Na at Sigma-Aldrich Sep 7, 2011 · 4-Hydroxybenzoic acid, 2TMS derivative Formula: C 13 H 22 O 3 Si 2 Molecular weight: 282. It is also used as a food preservative, corrosion inhibitor, anti-oxidant and an emulsifie. Similar Compounds Find more compounds similar to 4-hydroxybenzoic acid. 48 at 19°C, indicating its acidic nature. It is reported to be an endocrine disrupting compound. This lab process ensures high purity and steady supply for skincare makers. It is primarily used as the basis for the preparation of its esters, known as parabens, which are commonly used as preservatives in cosmetics and some ophthalmic solutions. HOC6H4CO2H. Sep 7, 2011 · Spectrum Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser. If you are in any way unsatisfied with your purchase, you may return any item (s) within 7 days of receiving it. Chemical Entities of Biological Interest (ChEBI) is a freely available dictionary of molecular entities focused on 'small' chemical compounds. 4-hydroxybenzohydrazide is a carbohydrazide obtained by formal condensation of the carboxy group of 4-hydroxybenzoic acid with hydrazine. 3,5-dihydroxybenzoic acid; 6. In the event of product quality issues, either protocol related or product related problems, you may return any item (s) within 365 propyl 4-hydroxybenzoate Suppliers USA Find where to buy products from suppliers in the USA, including: distributors, industrial manufacturers in America, bulk supplies and wholesalers of raw ingredients & finished goods. May 20, 2025 · 4-hydroxybenzoic acid Molecular Formula: C 7 H 6 O 3 Molecular Weight: 138. The compound's melting point ranges from 213-217°C, and it has a boiling point of approximately 334-335°C. Use this link for bookmarking this species for future reference. Here are some intriguing aspects of this compound: KEGG COMPOUND: C00156» Japanese version 4-Hydroxybenzoic acid for synthesis. Jan 27, 2025 · 4-Hydroxybenzhydrazide (CAS 5351-23-5) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses CAS RN 99-96-7 IUPAC Name: 4-hydroxybenzoic acid Synonyms: P-hydroxybenzoic acid p-salicylic acid Molecular Weight (g/mol): 138. Mixtures 4-hydroxybenzoic acid + Water 4-hydroxybenzoic acid + 1-Octanol Sources Crippen Method The effect of temperature on the solubility of benzoic acid derivatives in water Determination of the activity of a molecular solute in saturated solution Solubilities of Benzoic Acid, p-Methylbenzoic Acid, m-Methylbenzoic Acid 4-Hydroxybenzoic acid. It is a white crystalline solid that is slightly soluble in water and chloroform but more soluble in polar organic solvents such as alcohols and acetone. Browse 4-Hydroxybenzoic acid and related products at MilliporeSigma. 12 Molecular Formula: C7H6O3 4-Hydroxybenzoic acid ≥99%; CAS Number: 99-96-7; EC Number: 202-804-9; Linear Formula: HOC6H4CO2H at Sigma-Aldrich Chemical Structure Stereochemistry ACHIRAL Molecular Formula C 7 H 6 O 3 Molecular Weight 138. It has a role as a plant metabolite and an algal metabolite. 122 Additional Names: benzoic acid, 4-hydroxy- p-salicylic acid 4-carboxyphenol p-hydroxybenzoic acid Other names: Benzoic acid, p-hydroxy-; p-Hydroxybenzoic acid; p-Salicylic acid; Paraben-acid; 4-Carboxyphenol; 4-Hydroxybenzoic acid; para-Hydroxybenzoic acid; Hydroxybenzoic acid, para; Kyselina 4-hydroxybenzoova; NSC 4961; Paraben Permanent link for this species. Articles of 4-Hydroxybenzoic acid are included as well. It is the most widely distributed aromatic organic acid in the vegetable kingdom. We appreciate your patience and understanding. Other names: Benzoic acid, 4-hydroxy-3-methoxy-; VA; 3-Methoxy-4-Hydroxybenzoic acid; 4-Hydroxy-3-methoxybenzoic acid; m-Anisic acid, 4-hydroxy-; Acide vanillique; Protocatechuic acid, 3-methyl ester; p-Vanillic acid; NSC 3987; NSC 674322; 4-Hydroxy-3-methoxybenzoic acid (vanillic acid) Permanent link for this species. PHBA-Para Hydroxy benzoic acid is a very important intermediate, PHBA-Para Hydroxy benzoic acid is used with other intermediate to manufacture quality products. - Mechanism of Action & Protocol. tremuloides wood extracts (Fernandez et al. 12 Ácido 4-hidroxibenzoico 4-Hydroxybenzoic acid for synthesis. 4-Hydroxybenzoic acid is an aromatic carboxylic acid commonly used as a building block in various organic reactions, such as in the synthesis of liquid crystals and parabens. Synonyms: 4-Hydroxybenzoic acid sodium salt. May 20, 2025 · 3-amino-4-hydroxybenzoic acid - cas 1571-72-8, synthesis, structure, density, melting point, boiling point 4-Hydroxybenzoic acid can be used as a starting material to synthesize organic intermediates such as 4-acetoxybenzoic acid [2] and 4-hydroxy-3,5-diiodobenzoic acid. 4-hydroxybenzoic acid, also known as p-Hydroxybenzoic acid, is a chemical compound with a molecular formula of C7H6O3 and a molecular weight of 138. 1207 IUPAC Standard InChI: InChI=1S/C7H6O3/c8-6-3-1-5 (2-4-6)7 (9)10/h1-4,8H, (H,9,10) Copy ChemSpider record containing structure, synonyms, properties, vendors and database links for 4-Hydroxybenzoic acid, 99-96-7, p-HBA, FJKROLUGYXJWQN-UHFFFAOYSA-N 4-Hydroxybenzoic acid. Four frequently occurring acids are vanillic acid, protocatechuic acid, syringic acid, and p -hydroxybenzoic acid. HBAs structure alterations (Fig. Microbial Synthesis from Renewable Feedstocks: Highlights microbial Dec 28, 2015 · 4-Hydroxybenzoic acid (4-HBA) is a white crystalline solid that is widely used in organic synthesis. [3] It is a plant hormone, [8] and has been listed by the EPA Toxic Substances Control Act (TSCA) Chemical Substance Inventory as an experimental teratogen. Renowned for its antimicrobial, antioxidant, and preservative properties, P-Hydroxybenzoic Acid is a critical ingredient in Jun 13, 2005 · 4-hydroxybenzoic acid: OverviewChemical Taxonomy Provided by Classyfire Description This compound belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. 4-Hydroxybenzoic acid is primarily known as the basis for the preparation of its esters, known as parabens Other names: Benzoic acid, p-hydroxy-; p-Hydroxybenzoic acid; p-Salicylic acid; Paraben-acid; 4-Carboxyphenol; 4-Hydroxybenzoic acid; para-Hydroxybenzoic acid; Hydroxybenzoic acid, para; Kyselina 4-hydroxybenzoova; NSC 4961; Paraben Permanent link for this species. salicylic acid; 2. 123 g/mol Cas Number: 99-96-7 EINECS Number: 202-804-9 MDL Number: MFCD00002547 InChIKey: FJKROLUGYXJWQN-BGGKNDAXCM Smiles: OC (=O)C1=CC=C (O)C=C1 4-Hydroxybenzoic acid, also known as p-hydroxybenzoic acid (PHBA), is a monohydroxybenzoic acid, a phenolic derivative of benzoic acid. 12. View 4-Hydroxybenzoic acid Datasheet. Apr 21, 2024 · 4-hydroxybenzoic acid, also known as para-hydroxybenzoic acid, is an aromatic organic acid with the chemical formula C7H6O3. 4-hydroxybenzoic acid is a monohydroxybenzoic acid that is benzoic acid carrying a hydroxy substituent at C-4 of the benzene ring. Sodium 4-hydroxybenzoate is an organic sodium salt resulting from the replacement of the proton from the carboxy group of 4-hydroxybenzoic acid by a sodium ion. 97; This compound is also offered as part of Sigma′ ChemSpider record containing structure, synonyms, properties, vendors and database links for 4-Hydroxybenzoate, 456-23-5, FJKROLUGYXJWQN-UHFFFAOYSA-M 4-Hydroxybenzoic acid Agent Name 4-Hydroxybenzoic acid CAS Number 99-96-7 Formula Mar 27, 2005 · CID 450660 | C7H6O3 | CID 450660 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety Jul 4, 2025 · 3,5-Diisopropyl-4-hydroxybenzoic acid (CAS 13423-73-9) information, including chemical properties, structure, melting point, boiling point, density, formula 4-Hydroxybenzoic acid, a phenolic derivative of benzoic acid, could inhibit most gram-positive and some gram-negative bacteria, with an IC50 of 160 μg/mL. 4-Hydroxybenzoic acid is used as an intermediate for dyes, antiseptics and active pharmaceutical ingredients. Sodium 4-hydroxybenzoate analytical standard; CAS Number: 114-63-6; EC Number: 204-051-1; Synonyms: Sodium p-hydroxybenzoate,4-Hydroxybenzoic acid sodium salt; Linear Formula: 4-HOC6H4CO2Na at Sigma-Aldrich Maintenance Notice (2:30 PM January 4 - 0:00 AM January 5, 2025): Our website is scheduled to be unavailable due to maintenance. 1220. It is a member of the class of compounds known as parabens. Make sure to sign up for an account today for exclusive coupons and free shipping on orders over $75! 4-hydroxybenzoic acid Catalog Id: MM99967 IUPAC:4-Hydroxybenzoicacid CAS Number: 99-96-7 Formula: C7H6O3 SMILES: OC (=O)C1=CC=C (O)C=C1 Molecular Weight: 138. Mar 3, 2025 · 4-Hydroxybenzoic acid, with the molecular formula C7H6O3, has a molecular weight of 138. It is functionally related to a 4-hydroxybenzoic acid. In particular, its esters, called parabens, are used as preservatives in cosmetics and pharmaceuticals. It is a conjugate acid of a 4-hydroxybenzoate. [1] [2] It can be prepared by reacting p -hydroxybenzoic acid with n -propanol in the presence of an acidic ionic liquid. The highest quality reference standards for reliable results. 38 4-Hydroxybenzoic acid (Parabens) (45) 4-Hydroxybenzoic acid (4-HBA) is a phenolic compound that has been identified from P. exvbhc izlsr fjnft aeaox idjquw luz jglj pzy adeqxf fhby
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