alpha-Naphtholbenzein

Overview
Catalog #	bs-76596c-10g
Product Name	alpha-Naphtholbenzein
Specifications
Storage Buffer	Powder
Storage Condition	Stable for 2 years after receipt when stored at RT.
Target
Product Information	CAS Number: 145-50-6 Molecular formula: C27H18O2 Molecular weight: 374.43 Purity: Appearance: Dark red powder. Solubility: Soluble in ethanol or methanol. Insoluble in water. InChiKey: VDDWRTZCUJCDJM-PNHLSOANSA-N SMILES: OC1=CC=C(/C(C2=CC=CC=C2)=C3C=CC(C4=C/3C=CC=C4)=O)C5=C1C=CC=C5 SMILES: OC1=C2C=CC=CC2=C(C=C1)C(C1=CC=CC=C1)=C1C=CC(=O)C2=CC=CC=C12
Description	alpha-Naphtholbenzein is a dye generally used as an acid-base indicated. The pH-indicator has a visual transition from yellow (pH0-8.2) to turquoise (pH10). It is often used during sequential injection analysis technique done for acid-base titrations. It also has been used for food storage, determining bacterial growth in packed food, detecting viable cells and detecting enzymes.