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Atomfair 4-Hydroxybenzaldehyde p-Hydroxybenzaldehyde C7H6O2 CAS 123-08-0

4-Hydroxybenzaldehyde (CAS No. 123-08-0) is a high-purity aromatic aldehyde with the molecular formula C7H6O2. This compound, also known as p-Hydroxybenzaldehyde , is a versatile organic intermediate widely used in pharmaceutical, agrochemical, and fragrance synthesis. Its structure features a hydroxyl group para to the formyl substituent, making it a valuable precursor for antioxidants, UV stabilizers, and specialty polymers. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a white to off-white crystalline powder with a characteristic aromatic odor. Suitable for research, industrial applications, and fine chemical synthesis, it is packaged under inert conditions to ensure stability…

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Description

4-Hydroxybenzaldehyde (CAS No. 123-08-0) is a high-purity aromatic aldehyde with the molecular formula C7H6O2. This compound, also known as p-Hydroxybenzaldehyde, is a versatile organic intermediate widely used in pharmaceutical, agrochemical, and fragrance synthesis. Its structure features a hydroxyl group para to the formyl substituent, making it a valuable precursor for antioxidants, UV stabilizers, and specialty polymers. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied as a white to off-white crystalline powder with a characteristic aromatic odor. Suitable for research, industrial applications, and fine chemical synthesis, it is packaged under inert conditions to ensure stability and longevity. Store in a cool, dry place away from light and oxidizing agents.

Properties

  • CAS Number: 123-08-0
  • Complexity: 93.1
  • IUPAC Name: 4-hydroxybenzaldehyde
  • InChI: InChI=1S/C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H
  • InChI Key: RGHHSNMVTDWUBI-UHFFFAOYSA-N
  • Exact Mass: 122.036779430
  • Molecular Formula: C7H6O2
  • Molecular Weight: 122.12
  • SMILES: C1=CC(=CC=C1C=O)O
  • Topological: 37.3
  • Monoisotopic Mass: 122.036779430
  • Physical Description: Solid; Sublimes at atmospheric pressure without decomposition; Light brown crystalline solid;
  • Dissociation Constants: 7.61
  • Synonyms: 4-hydroxybenzaldehyde, p-Hydroxybenzaldehyde, Benzaldehyde, 4-hydroxy-, 4-Formylphenol, p-Formylphenol, 4-HYDROXY-BENZALDEHYDE, 4-formyl phenol, Para-Hydroxybenzaldehyde, 4-Hydroxybenzenecarbonal, Hydroxybenzaldehyde, EINECS 204-599-1, 4hydroxybenzaldehyde, BRN 0471352, CCRIS 8911, UNII-O1738X3Y38, CHEBI:17597, AI3-15366, NSC-2127, DTXSID8059552, FEMA NO. 3984, P-HYDROXYBENZALDEHYDE [MI], 4-08-00-00251 (Beilstein Handbook Reference), 4-HYDROXYBENZALDEHYDE [FHFI], formylphenol, pFormylphenol, pOxybenzaldehyde, 4Formylphenol, Benzaldehyde, phydroxy, Benzaldehyde, 4hydroxy, DTXCID7033787, CHEBI:24673, HYDROXYBENZALDEHYDE [INCI], DTXSID001018157, 204-599-1, 28777-87-9, inchi=1/c7h6o2/c8-5-6-1-3-7(9)4-2-6/h1-5,9, rghhsnmvtdwubi-uhfffaoysa-n, 123-08-0, p-Oxybenzaldehyde, Parahydroxybenzaldehyde, 4-Hydroxy benzaldehyde, Benzaldehyde, p-hydroxy-, USAF M-6, MFCD00006939, NSC 2127, p-Hydroxy-benzaldehyde, CHEMBL14193, O1738X3Y38, PARA-HYDROXY BENZALDEHYDE, 4-formyl-phenol, p-hydroxibezaldehyde, p-hydroxybenzaldehye, 4-Hydroxybenzaldehyde; Bisoprolol Fumarate Imp. S (EP); Bisoprolol Imp. S (EP); Bisoprolol Fumarate Impurity S; Bisoprolol Impurity S, 4-hydoxybenzaldehyde, 4-hydroxybenzaldehyd, 4-hydroxybezaldehyde, 4-Hydroxybenzaldehye, 4-hydroxibenzaldehyde, 4-hydroxylbenzaldehyde, p-hydroxy benzaldehyde, 4–hydroxybenzaldehyde, p-hydroxyl benzaldehyde, 4-hydroxyl benzaldehyde, 4-hydroxy- benzaldehyde, PYRILAMINE_met038, WLN: VHR DQ, bmse000259, bmse000582, bmse010005, SCHEMBL37193, 4-Hydroxybenzaldehyde, 98%, BIDD:ER0339, p-Hydroxybenzaldehyde, Pract., SCHEMBL546705, SCHEMBL2645835, SCHEMBL5841067, 4-Hydroxybenzaldehyde, >=97%, p-Hydroxybenzaldehyde (Standard), SCHEMBL10789402, GTPL13597, HY-Y0313R, NSC2127, 1k03, BCP26952, CS-D1179, HY-Y0313, STR00705, 4-Hydroxybenzaldehyde, >=97%, FG, BDBM50177411, BR1235, s6008, SBB028743, STK188428, AKOS000119184, AC-2984, DB03560, FH02556, PS-3635, NCGC00188243-01, NCGC00188243-02, 4-Hydroxybenzaldehyde, analytical standard, BP-30158, SY003489, 4-Hydroxybenzaldehyde, >=95.0% (HPLC), DB-003763, H0198, NS00014566, ST45167178, EN300-18030, C00633, AB-131/40191192, BISOPROLOL FUMARATE IMPURITY S [EP IMPURITY], Q1953888, 4-Hydroxybenzaldehyde, Vetec(TM) reagent grade, 95%, Z57127520, F2190-0635, p-Hydroxybenzaldehyde;4-Formylphenol;p-Formylphenol;Bisoprolol Fumarate EP Impurity S

Application

4-Hydroxybenzaldehyde serves as a key intermediate in the synthesis of pharmaceuticals, including antihypertensive agents and antimicrobial compounds. It is also utilized in the production of vanillin analogs for flavor and fragrance industries. In material science, it acts as a building block for liquid crystals and epoxy resins. Additionally, its antioxidant properties make it valuable in cosmetic formulations.

Safety and Hazards

GHS Hazard Statements

  • Not Classified
  • Reported as not meeting GHS hazard criteria by 1430 of 1647 companies

Hazard Classes and Categories

  • Not Classified

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Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

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Certain molecules may be protected by active patents or regulatory restrictions.

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