Description

Rhodamine 101 Inner Salt is a high-purity, fluorescent xanthene dye derivative. This compound is valued for its exceptional photostability and intense fluorescence emission in the red to near-infrared region, making it a critical component in advanced photonic and analytical applications. It is primarily utilized by researchers and manufacturers in the biotechnology, materials science, and semiconductor industries for applications requiring precise and stable luminescent properties.

Application

• Fluorescent Labeling and Probes: Used as a stable fluorescent tag in bioimaging, flow cytometry, and the development of molecular probes.
• Laser Dyes and Gain Media: Serves as an active medium in tunable dye lasers, particularly for emission in the red spectral range.
• Photovoltaic and OLED Research: Employed in the development of organic light-emitting diodes (OLEDs) and dye-sensitized solar cells (DSSCs) due to its optoelectronic properties.
• Sensor Development: A key component in the fabrication of chemical and biological sensors that rely on fluorescence detection.
• Materials Science: Incorporated into polymers and nanoparticles to create advanced fluorescent materials for security inks and anti-counterfeiting measures.
• Analytical Chemistry: Used as a standard or tracer in high-performance liquid chromatography (HPLC) and capillary electrophoresis.

Basic Information

Item	Detail
Product Name	Rhodamine 101 Inner Salt
CAS No.	41175-43-3
Molecular Formula	C₃₂H₃₁N₂O₃⁺
Molecular Weight	491.60 g/mol
Synonyms	Rhodamine 101; Rhodamine 101 perchlorate; Basic Red 11; [9-(2-Carboxyphenyl)-6-diethylamino-3-xanthenylidene]-diethylammonium chloride; C.I. 45100; Sulforhodamine 101; SR 101; Xylene Red
EINECS	Contact for details

Quality Control

Our Rhodamine 101 Inner Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for absorbance/fluorescence verification, and identity confirmation via IR and NMR. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to ensure traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	Dark red to purple crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0 %
Absorption Max (λmax)	576 - 580 nm
Emission Max (λem)	595 - 605 nm
Fluorescence Quantum Yield	Contact for details

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