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2,4-Dihydroxybenzophenone

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For Research Use Only | Not For Clinical Use
CATAPS131566
CAS131-56-6
Structure
SynonymsUvinul 3000, 4-Benzoylresorcinol, NC 011, Uvinul 400, Sanduvor 3041,Benzophenone, 2,4-dihydroxy- (8CI), Uvinul M 400, Eastman inhibitor DHPB, Resbenzophenone, NSC 38555, Sumisorb 100, Benzoresorcinol, UF 1, Viosorb 100, Inhibitor DHBP, Uvistat 12, Seesorb 100, Lowilite 24, Dastib 263, NSC 5358, Benzophenone 1, UV 0, Syntase 100, UV-O, HHB, Zislizer, Advastab 48, (2,4-Dihydroxyphenyl)phenylmethanone, 2,4-Dihydroxybenzophenone, Uvasorb 20H, Aduvex 12, UV 214 (UV absorber), UV 214, Ultrafast 800, ASL 23, Eversorb 10, UV 12
IUPAC Name(2,4-dihydroxyphenyl)-phenylmethanone
Molecular Weight214.22
Molecular FormulaC13H10O3
Canonical SMILESOc1ccc(C(=O)c2ccccc2)c(O)c1
InChIInChI=1S/C13H10O3/c14-10-6-7-11(12(15)8-10)13(16)9-4-2-1-3-5-9/h1-8,14-15H
Accurate Mass214.063
FormatNeat
SubcategoryFood contact materials
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Case Study

2,4-Dihydroxybenzophenone Used for the Surface Functionalization of Aramid Fabrics to Enhance UV Resistance and Antibacterial Properties

Tonis, Efstathios, et al. Materials Today Chemistry 33 (2023): 101695.

In this study, 2,4-dihydroxybenzophenone was used to chemically functionalize aramid fabrics-specifically Kevlar® and Nomex®-to enhance their UV shielding and antibacterial properties without compromising mechanical integrity. The modification process involved a two-step covalent grafting strategy using epichlorohydrin as a bifunctional linker.
Kevlar® and Nomex® fabrics (7 × 7 cm) were first treated in 50 mL of DMF containing NaOH (800 mg, 20 mmol) at room temperature for 1 hour to activate the surface. Subsequently, epichlorohydrin (2 mL, 25 mmol) was added and stirred for an additional hour. 2,4-dihydroxybenzophenone (2 g) was then introduced, and the mixture was heated at 80 °C for 4 hours to facilitate covalent attachment. The fabrics were washed thoroughly and dried at 60 °C for 20 hours.
Characterization by IR, Raman spectroscopy, SEM, and thermogravimetric analysis confirmed successful binding. Water contact angle measurements revealed increased hydrophobicity, while UV protection factor (UPF) testing demonstrated significantly improved UV-blocking efficiency. Antibacterial performance was evaluated using E. coli and Synechococcus sp., showing notable antimicrobial activity post-modification.
This functionalization strategy highlights 2,4-dihydroxybenzophenone as a key reagent in tailoring aramid materials for advanced applications where durability, UV stability, and hygienic performance are critical-especially in protective textiles and outdoor-use technical fabrics.

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