ROS Probe, HPF

Modify Date: 2024-01-07 19:52:03

ROS Probe, HPF Structure
ROS Probe, HPF structure
Common Name ROS Probe, HPF
CAS Number 359010-69-8 Molecular Weight 424.402
Density 1.5±0.1 g/cm3 Boiling Point 709.9±60.0 °C at 760 mmHg
Molecular Formula C26H16O6 Melting Point N/A
MSDS N/A Flash Point 249.8±26.4 °C

 Use of ROS Probe, HPF


Hydroxyphenyl fluorescein (HPF) is the reagent that can directly detect highly reactive oxygen species (hROS). Hydroxyphenyl fluorescein selectively and dose-dependently reacts with hROS, such as the hydroxyl radical and peroxynitrite, which exhibit strong fluorescence[1][2].

 Names

Name 3'-hydroxy-6'-(4-hydroxyphenoxy)spiro[2-benzofuran-3,9'-xanthene]-1-one
Synonym More Synonyms

 ROS Probe, HPF Biological Activity

Description Hydroxyphenyl fluorescein (HPF) is the reagent that can directly detect highly reactive oxygen species (hROS). Hydroxyphenyl fluorescein selectively and dose-dependently reacts with hROS, such as the hydroxyl radical and peroxynitrite, which exhibit strong fluorescence[1][2].
Related Catalog
In Vitro The fluorescence of Hydroxyphenyl Fluorescein (HPF) is greatly enhanced following incubation with blue light illuminated blebbistatin (30 min). Fluorescence enhancement of Hydroxyphenyl Fluorescein occurred equally efficiently under Ar purged and non-Ar purged conditions, suggesting that singlet oxygen as an intermediate involved is improbable. Fluorescence measurement with Hydroxyphenyl Fluorescein suggests a negative linear relationship between fluorescence intensity of Hydroxyphenyl Fluorescein (10 μM) and thiourea concentration (0-1 mM)[1].
In Vivo The Hydroxyphenyl Fluorescein (HPF) probe (15 μl, 25 μM) is given intratesticularly in anaesthetized mice 20 min before IR (ionizing radiation). The accumulation of •OH by the fluorescence signal emitted by the oxidized form of HPF is assessed[3].
References

[1]. Ming-De Li, et al. Dynamics of Oxygen-Independent Photocleavage of Blebbistatin as a One-Photon Blue or Two-Photon Near-Infrared Light-Gated Hydroxyl Radical Photocage. J Am Chem Soc. 2018 Nov 21;140(46):15957-15968.

[2]. Yoichiro Masuda, et al. Free radical production by femtosecond laser lens irradiation in porcine eyes. J Cataract Refract Surg. 2019 Aug;45(8):1168-1171.

[3]. Yunhai Chuai, et al. Hydrogen-rich saline attenuates radiation-induced male germ cell loss in mice through reducing hydroxyl radicals. Biochem J. 2012 Feb 15;442(1):49-56.

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 709.9±60.0 °C at 760 mmHg
Molecular Formula C26H16O6
Molecular Weight 424.402
Flash Point 249.8±26.4 °C
Exact Mass 424.094696
PSA 85.22000
LogP 4.59
Vapour Pressure 0.0±2.4 mmHg at 25°C
Index of Refraction 1.755

 Synonyms

ROS Probe,HPF
Hydroxyphenyl Fluorescein
2-[6-(4-Hydroxyphenoxy)-3-oxo-3H-xanthen-9-yl]benzoic acid
Benzoic acid, 2-[6-(4-hydroxyphenoxy)-3-oxo-3H-xanthen-9-yl]-
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