Description

6'-(Diethylamino)-2'-[2-(Methoxycarbonyl)Anilino]Spiro[Isobenzofuran-1(3H),9'-[9H]Xanthen]-3-One is a specialized spirocyclic organic compound belonging to the xanthene dye family, valued for its unique photophysical properties. This high-purity intermediate is critical for the synthesis of advanced functional dyes and fluorescent markers. It is primarily sought by manufacturers in the analytical chemistry, sensor technology, and specialty pigments sectors for developing sensitive detection systems and high-performance colorants.

Application

• Fluorescent Probe Synthesis: A key precursor for creating sensitive fluorescent probes and markers used in bioimaging and diagnostic assays.
• Chemical Sensor Development: Employed in the manufacture of optical chemical sensors for detecting pH, metal ions, or specific analytes.
• Laser Dye Production: Used in the synthesis of tunable laser dyes for scientific and medical laser applications.
• Advanced Pigments & Dyes: Serves as a building block for high-value, light-fast xanthene-based dyes and pigments.
• Photoresist & Imaging Materials: Incorporated into formulations for advanced photoresists and non-linear optical materials.
• Research & Development: Utilized in academic and industrial R&D for studying photochromism and developing new photonic materials.

Basic Information

Product Name	6'-(Diethylamino)-2'-[2-(Methoxycarbonyl)Anilino]Spiro[Isobenzofuran-1(3H),9'-[9H]Xanthen]-3-One
CAS No.	29512-45-6
Molecular Formula	C34H30N2O5
Molecular Weight	546.62 g/mol
Synonyms	Rhodamine B Spirolactam; Rhodamine B Lactone; Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 6'-(diethylamino)-2'-[2-(methoxycarbonyl)anilino]-; 2'-[2-(Methoxycarbonyl)phenylamino]-6'-(diethylamino)spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one; Fluorescent Spirocyclic Dye Intermediate; CAS 29512-45-6
EINECS	Contact for details

Quality Control

Our production of 6'-(Diethylamino)-2'-[2-(Methoxycarbonyl)Anilino]Spiro[Isobenzofuran-1(3H),9'-[9H]Xanthen]-3-One adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided to support your R&D and manufacturing requirements.

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 compound is light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption and ensure long-term stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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