Cas no 22042-73-5 (4-(2-Hydroxyethoxy)benzaldehyde)

4-(2-Hydroxyethoxy)benzaldehyde is a versatile aromatic aldehyde featuring a hydroxyethoxy substituent at the para position of the benzaldehyde ring. This functional group enhances its solubility in polar solvents, making it a valuable intermediate in organic synthesis, particularly for the preparation of pharmaceuticals, liquid crystals, and specialty polymers. Its aldehyde group allows for further derivatization through condensation or reduction reactions, while the hydroxyethoxy moiety provides additional reactivity for etherification or esterification. The compound's balanced reactivity and stability under mild conditions make it suitable for applications requiring controlled functionalization. It is commonly used in research and industrial settings where tailored aromatic aldehydes are needed.
4-(2-Hydroxyethoxy)benzaldehyde structure
22042-73-5 structure
Product Name:4-(2-Hydroxyethoxy)benzaldehyde
CAS No:22042-73-5
MF:C9H10O3
MW:166.173902988434
MDL:MFCD00191450
CID:51953
PubChem ID:89178
Update Time:2025-10-17

4-(2-Hydroxyethoxy)benzaldehyde Chemical and Physical Properties

Names and Identifiers

    • 4-(2-Hydroxyethoxy)benzaldehyde
    • 4-(2-Hydroxy-ethoxy)-benzaldehyde
    • 4-(2-Hydroxyethoxy)-benzaldehyde
    • p-(2-Hydroxyethoxy)benzaldehyde
    • 4-hydroxyethoxybenzaldehyde
    • Benzaldehyde,p-(2-hydroxyethoxy)- (8CI)
    • 2-(p-Formylphenoxy)ethanol
    • p-Hydroxyethoxybenzaldehyde
    • Benzaldehyde, 4-(2-hydroxyethoxy)-
    • 4-(2-hydroxyethyloxy)benzaldehyde
    • 4-(2-Hydroxyethoxy)benzaloiehyde
    • 4-hydroxyethoxy benzaldehyde
    • 4-(hydroxyethoxy)benzaldehyde
    • 4(2-hydroxyethoxy)benzaldehyde
    • VCDGTEZSUNFOKA-UHFFFAOYSA-N
    • MFCD00191450
    • SCHEMBL145373
    • CS-M2027
    • AKOS000192639
    • CHEMBL574227
    • Benzaldehyde, p-(2-hydroxyethoxy)-
    • FT-0638177
    • Z295452566
    • Hydroxyethoxybenzaldehyde
    • SY050502
    • BB 0217914
    • 22042-73-5
    • F19560
    • DTXSID4066755
    • BDBM50378351
    • XAA04273
    • EN300-227122
    • A815866
    • GS-3267
    • AC-18202
    • H0859
    • AMY21805
    • ALBB-030135
    • DB-045771
    • MDL: MFCD00191450
    • Inchi: 1S/C9H10O3/c10-5-6-12-9-3-1-8(7-11)2-4-9/h1-4,7,10H,5-6H2
    • InChI Key: VCDGTEZSUNFOKA-UHFFFAOYSA-N
    • SMILES: O(CCO)C1C=CC(C=O)=CC=1

Computed Properties

  • Exact Mass: 166.06300
  • Monoisotopic Mass: 166.063
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 4
  • Complexity: 128
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 1.1
  • Topological Polar Surface Area: 46.5

Experimental Properties

  • Color/Form: Undetermined 2. density (g/ml, 25/4 ℃)
  • Density: 1.194
  • Melting Point: 38.0 to 44.0 deg-C
  • Boiling Point: 335.2 °C at 760 mmHg
  • Flash Point: 138.2 °C
  • Refractive Index: 1.573
  • PSA: 46.53000
  • LogP: 0.87020

4-(2-Hydroxyethoxy)benzaldehyde Customs Data

  • HS CODE:2912499000
  • Customs Data:

    China Customs Code:

    2912499000

    Overview:

    2912499000. Other aldehyde ethers\Aldehydes, phenols and aldehydes containing other oxygen-containing groups. VAT:17.0%. Tax refund rate:9.0%. Regulatory conditions:nothing. MFN tariff:5.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, Appearance of tetraformaldehyde

    Summary:

    2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

4-(2-Hydroxyethoxy)benzaldehyde Pricemore >>

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Additional information on 4-(2-Hydroxyethoxy)benzaldehyde

Recent Advances in the Application of 4-(2-Hydroxyethoxy)benzaldehyde (CAS: 22042-73-5) in Chemical Biology and Pharmaceutical Research

4-(2-Hydroxyethoxy)benzaldehyde (CAS: 22042-73-5) is a versatile chemical intermediate that has garnered significant attention in recent years due to its potential applications in chemical biology and pharmaceutical research. This compound, characterized by its hydroxyethoxy and benzaldehyde functional groups, serves as a key building block in the synthesis of various bioactive molecules. Recent studies have explored its utility in drug discovery, material science, and bioconjugation strategies, highlighting its broad applicability in the field.

One of the most notable advancements involves the use of 4-(2-Hydroxyethoxy)benzaldehyde in the development of novel prodrugs and drug delivery systems. Researchers have leveraged its reactive aldehyde group to create Schiff base linkages with amine-containing drugs, enabling controlled release mechanisms. For instance, a 2023 study published in the Journal of Medicinal Chemistry demonstrated the successful conjugation of this compound with anticancer agents, resulting in enhanced solubility and targeted delivery to tumor tissues. The study reported a significant reduction in systemic toxicity while maintaining therapeutic efficacy.

In addition to its role in drug delivery, 4-(2-Hydroxyethoxy)benzaldehyde has been employed in the synthesis of fluorescent probes for bioimaging applications. A recent publication in Chemical Communications detailed the development of a near-infrared fluorescent probe derived from this compound, which exhibited high selectivity for reactive oxygen species (ROS) in cellular environments. This innovation provides a valuable tool for real-time monitoring of oxidative stress in pathological conditions, such as cancer and neurodegenerative diseases.

Furthermore, the compound's unique chemical properties have been exploited in material science, particularly in the design of polymer-based biomaterials. A 2024 study in Biomaterials Science showcased the incorporation of 4-(2-Hydroxyethoxy)benzaldehyde into hydrogels, resulting in materials with tunable mechanical properties and biocompatibility. These hydrogels demonstrated potential for use in tissue engineering and wound healing applications, owing to their ability to support cell adhesion and proliferation.

Despite these promising developments, challenges remain in optimizing the synthesis and scalability of 4-(2-Hydroxyethoxy)benzaldehyde-derived compounds. Recent efforts have focused on green chemistry approaches to improve yield and reduce environmental impact. For example, a 2023 study in Green Chemistry reported a solvent-free catalytic method for the synthesis of this compound, achieving high purity and efficiency while minimizing waste generation.

In conclusion, 4-(2-Hydroxyethoxy)benzaldehyde (CAS: 22042-73-5) continues to be a valuable asset in chemical biology and pharmaceutical research. Its multifunctional nature enables diverse applications, from drug delivery to bioimaging and biomaterials. Ongoing research aims to further explore its potential and address existing limitations, paving the way for innovative therapeutic and diagnostic tools. Future studies should focus on translational applications to bridge the gap between laboratory findings and clinical implementation.

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