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· · COA & SDS available for every product · Same-day shipping on in-stock items 4-Hydroxy benzaldehyde - AR, ≥98% , CAS No.123-08-0
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. ≥98% Synonyms
PHBA | 4-Formylphenol | Benzaldehyde, p-hydroxy- | p-Formylphenol | p-Oxybenzaldehyde | p-Hydroxybenzaldehyde | USAF M-6 | NSC 2127 | 4-hydroxybenzaldehyde | 4-HYDROXY-BENZALDEHYDE | Benzaldehyde, 4-hydroxy- | 4-Hydroxy benzaldehyde | MFCD00006939 | Parah
Storage
Protected from light,Room temperature,Argon charged
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Why this grade AR, ≥98% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Protected from light,Room temperature,Argon charged Ships Normal Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 237 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Overview application：
4-Hydroxybenzaldehyde is used as a chemical that maintains bactericidal activity when tested against certain bacteria strains.
Specifications Synonyms
PHBA | 4-Formylphenol | Benzaldehyde, p-hydroxy- | p-Formylphenol | p-Oxybenzaldehyde | p-Hydroxybenzaldehyde | USAF M-6 | NSC 2127 | 4-hydroxybenzaldehyde | 4-HYDROXY-BENZALDEHYDE | Benzaldehyde, 4-hydroxy- | 4-Hydroxy benzaldehyde | MFCD00006939 | Parah
Specifications & Purity
AR, ≥98%
Storage
Protected from light,Room temperature,Argon charged
Names and Identifiers Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508813310
Canonical Smiles
C1=CC(=CC=C1C=O)O
IUPAC Name
4-hydroxybenzaldehyde
InChIKey
RGHHSNMVTDWUBI-UHFFFAOYSA-N
INCHI
1S/C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H
Isomeric SMILES
C1=CC(=CC=C1C=O)O
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=471352&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Organic compounds Superclass Organic oxygen compounds Class Organooxygen compounds Subclass Carbonyl compounds Intermediate Tree Nodes Aldehydes - Aryl-aldehydes - Benzaldehydes Direct Parent Hydroxybenzaldehydes Alternative Parents Benzoyl derivatives 1-hydroxy-2-unsubstituted benzenoids Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic homomonocyclic compounds Substituents Hydroxybenzaldehyde - Benzoyl - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Benzenoid - Monocyclic benzene moiety - Organic oxide - Hydrocarbon derivative - Aromatic homomonocyclic compound Description This compound belongs to the class of organic compounds known as hydroxybenzaldehydes. These are organic aromatic compounds containing a benzene ring carrying an aldehyde group and a hydroxyl group. External Descriptors a small molecule Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Solubility Soluble in water(13.8g/L), ether, alcohol, and acetone. Sensitivity Air Sensitive Flash Point(°F) 345°F Flash Point(°C) 174℃ Melt Point(°C) 117 °C Molecular Weight 122.120 g/mol XLogP3 1.400 Hydrogen Bond Donor Count 1 Hydrogen Bond Acceptor Count 2 Rotatable Bond Count 1 Exact Mass 122.037 Da Monoisotopic Mass 122.037 Da Topological Polar Surface Area 37.300 Ų Heavy Atom Count 9 Formal Charge 0 Complexity 93.100 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
Documents & Articles Citations of This Product Solution Calculators Molarity Calculator Determine the necessary mass, volume, or concentration for preparing a solution.
Dilution Calculator Determine the dilution needed to prepare a stock solution.
Reconstitution Calculator Reviews Need help choosing the grade? Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
View AR grade guide →
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