Description

Rhodamine 800 is a near-infrared fluorescent dye belonging to the xanthene family, with the CAS registry number 101027-54-7. This compound is valued for its high molar absorptivity and fluorescence quantum yield in the near-infrared (NIR) spectral region, making it a critical tool for advanced photonic and analytical applications. It is primarily sought by researchers and manufacturers in the fields of laser technology, biomedical imaging, and material science for its unique optical properties.

Application

• Laser Dye Applications: Used as an active medium in tunable dye lasers operating in the near-infrared spectrum.
• Biomedical Imaging & Sensing: Employed as a fluorescent probe or tag in NIR fluorescence microscopy and in-vivo imaging due to deeper tissue penetration.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer for cancer treatment research.
• Optical Sensor Development: Incorporated into chemical sensors and biosensors for detecting various analytes.
• Material Science & Photonics: Used in the development of organic light-emitting diodes (OLEDs), nonlinear optical materials, and as a dopant in polymeric matrices.
• Analytical Chemistry: Serves as a fluorescent standard and tracer in chromatographic and capillary electrophoresis techniques.

Basic Information

Item	Details
Product Name	Rhodamine 800
CAS No.	101027-54-7
Molecular Formula	C29H31N2O3+ • Cl-
Molecular Weight	479.02 g/mol (for cation)
Synonyms	Rhodamine 800; Rhodamine 800 perchlorate; Basic Red 12; C.I. 45175; LDS 800; [9-(2-Carboxyphenyl)-6-diethylamino-3-xanthenylidene]-diethylammonium chloride; 3H-Xanthenium, 9-[2-(carboxyphenyl)]-6-(diethylamino)-, chloride, N,N-diethyl deriv.
EINECS	Contact for details

Quality Control

Our Rhodamine 800 is produced under stringent quality management protocols. Each batch is characterized and tested to ensure high purity and consistent performance for research and industrial applications. Comprehensive analysis includes identity confirmation, purity assay, and spectral property verification. A Certificate of Analysis (COA) detailing all test results 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 under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Absorption Max (λmax)	680 - 710 nm (in methanol)
Emission Max (λem)	710 - 750 nm (in methanol)
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 1.0 %

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