Pyranine
Pyranine (HPTS; Solvent Green 7) is a pH-sensitive fluorescent indicator. Pyranine acts as a class of fluorescent chemosensor for the Cu+ ion. Pyranine is used as a coloring agent, biological stain, optical detecting reagent, and pH indicator (Ex/Em = 450/510 nm) [1][2][3].
Product Specifications
CAS Number
6358-69-6
Product Name Alternative
HPTS; Solvent Green 7
UNSPSC
12171500
Hazard Statement
H302, H315, H319, H335
Target
Fluorescent Dye
Type
Dye Reagents
Related Pathways
Others
Field of Research
Others
Assay Protocol
https://www.medchemexpress.com/Pyranine.html
Purity
98.0
Solubility
H2O : 20 mg/mL (ultrasonic; warming; heat to 60°C)
Smiles
O=S(C1=C(C2=C34)C=CC4=C(O)C=C(S(=O)(O[Na])=O)C3=CC=C2C(S(=O)(O[Na])=O)=C1)(O[Na])=O
Molecular Formula
C16H7Na3O10S3
Molecular Weight
524.39
Precautions
H302, H315, H319, H335
References & Citations
[1]Saha T, et al. In vitro sensing of Cu (+) through a green fluorescence rise of pyranine. Photochem Photobiol Sci. 2014 Oct;13 (10) :1427-33.|[2]Thomas JV, et al. The fluorescent indicator pyranine is suitable for measuring stromal and cameral pH in vivo. Exp Eye Res. 1990 Mar;50 (3) :241-9.|[3]Evingür GA, et al. Kinetic models for the dynamical behavior of polyacrylamide (PAAm) -κ-carrageenan (κC) composite gels. J Biol Phys. 2015 Jan;41 (1) :37-47.
Shipping Conditions
Room Temperature
Storage Conditions
4°C (Powder, sealed storage, away from moisture and light)
Scientific Category
Dye Reagents
Clinical Information
No Development Reported
Available Sizes
Frequently Asked Questions
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