Fluorescent pH indicators
First Claim
Patent Images
1. A fluorescent pH indicator compound having the structure:
- ##STR4##
1 Assignment
0 Petitions
Accused Products
Abstract
Fluorescent pH indicator compounds which exhibit an increase in fluorescence intensity with decreasing pH. The indicators are derivatives of rhodamine and sulforhodamine type dyes and are particularly useful for measuring pH in acidic environments such as carbon dioxide production by microorganisms and pH of certain acidic intracellular compartments.
-
Citations
2 Claims
-
1. A fluorescent pH indicator compound having the structure:
- ##STR4##
-
2. A fluorescent pH indicator compound having the structure:
- ##STR5##
Specification