Description

Butyl Rhodamine B is a synthetic xanthene dye derivative, known for its intense fluorescence and high photostability. This compound is valued for its versatility as a labeling and staining agent in advanced analytical and research applications. It is primarily utilized by professionals in the life sciences, industrial research, and material science sectors.

Application

• Fluorescent Labeling Agent: Used for tagging biomolecules, polymers, and nanoparticles for detection and tracking in complex systems.
• Biological Staining: Employed in fluorescence microscopy and histology for cellular and tissue imaging.
• Laser Dye: Functions as an active medium in tunable dye lasers within specific wavelength ranges.
• Photovoltaic Research: Investigated as a potential sensitizer in dye-sensitized solar cells (DSSCs).
• Industrial Tracer: Applied in fluid dynamics studies and leak detection due to its high visibility under UV light.
• Material Science Marker: Used to study diffusion, porosity, and surface properties in various synthetic materials.

Basic Information

Product Name	Butyl Rhodamine B
CAS No.	3571-37-7
Molecular Formula	C32H38N2O32+ • 2Cl-
Molecular Weight	557.56 g/mol (for cation)
Synonyms	Rhodamine B Butyl Ester; Butyl Ester of Rhodamine B; Basic Violet 10; C.I. 45170; [9-(2-Butoxycarbonyl)phenyl]-6-(diethylamino)-3H-xanthen-3-ylidene]diethylammonium chloride; Rhodamine B butyl ester perchlorate (common salt form); Brilliant Pink B
EINECS	Contact for details

Quality Control

Our Butyl Rhodamine B is produced under a rigorous quality management system. Each batch is tested to ensure consistent performance, including purity assessment by HPLC, identity confirmation via IR spectroscopy, and analysis of key impurities. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Dark green to purple crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Fluorescence Emission	Characteristic peak (approx. 580-590 nm)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.