Description

Rhodamine 101 Chloride is a high-purity, near-infrared fluorescent dye belonging to the xanthene family. This compound is valued for its exceptional photostability, high fluorescence quantum yield, and long emission wavelength, making it a superior choice for advanced photonic applications. It is primarily utilized by researchers and manufacturers in the fields of biotechnology, analytical chemistry, and materials science for demanding fluorescence-based detection and labeling.

Application

• Fluorescent Labeling and Staining: Used as a covalent label for proteins, nucleic acids, and other biomolecules in fluorescence microscopy and flow cytometry.
• Laser Dye Applications: Serves as an active medium in tunable dye lasers operating in the red to near-infrared spectral region.
• Sensors and Probes: A key component in the development of fluorescent sensors and molecular probes for pH, ions, and biological analytes.
• Non-Linear Optics (NLO): Employed in research on two-photon absorption and other non-linear optical phenomena due to its favorable photophysical properties.
• Material Science: Incorporated into polymers, nanoparticles, and thin films to create fluorescent materials for optoelectronic devices and security inks.
• Analytical Standards: Used as a calibration standard in fluorescence spectroscopy and chromatography.

Basic Information

Product Name	Rhodamine 101 Chloride
CAS No.	64339-18-0
Molecular Formula	C₃₂H₃₁ClN₂O₃
Molecular Weight	527.05 g/mol
Synonyms	Rhodamine 101 perchlorate; Basic Red 11; [9-(2-Carboxyphenyl)-6-diethylamino-3-xanthenylidene]-diethylammonium chloride; C.I. 45175; Sulforhodamine 101 acid chloride; SR 101; Xylene Red™; 3,6-Bis(diethylamino)-9-[2-(ethoxycarbonyl)phenyl]xanthylium chloride
EINECS	Contact for details

Quality Control

Our Rhodamine 101 Chloride is produced under strict quality management protocols. Each batch is characterized and tested to ensure high purity and consistent performance for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Dark green to purple crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Fluorescence Emission	λmax ~605 nm (in methanol)
Extinction Coefficient	Contact for details

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