α-Naphtholbenzein
α-Naphtholbenzein (p-Naphtolbenzein) is a dye. α-Naphtholbenzein can be used as a pH indicator. α-Naphtholbenzein has a visual transition from yellow (pH0-8.2) to turquoise (pH10) . α-Naphtholbenzein is often used during sequential injection analysis technique done for acid-base titrations[1].
Product Specifications
CAS Number
145-50-6
Product Name Alternative
P-Naphtolbenzein
UNSPSC
12171500
Hazard Statement
H315, H319
Target
Fluorescent Dye
Type
Dye Reagents
Related Pathways
Others
Field of Research
Others
Assay Protocol
https://www.medchemexpress.com/α-naphtholbenzein.html
Purity
87.20
Solubility
DMSO : 50 mg/mL (ultrasonic)
Smiles
O=C1C=C/C(C2=C1C=CC=C2)=C(C3=C4C=CC=CC4=C(O)C=C3)/C5=CC=CC=C5
Molecular Formula
C27H18O2
Molecular Weight
374.44
Precautions
H315, H319
References & Citations
[1]Maskula S, et al. Titration of strong and weak acids by sequential injection analysis technique. Talanta. 2000 May 31;52 (1) :91-9.
Shipping Conditions
Room Temperature
Storage Conditions
-20°C, 3 years; 4°C, 2 years (Powder)
Scientific Category
Dye Reagents
Clinical Information
No Development Reported
Available Sizes
Frequently Asked Questions
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