Description

4',5'-Dihydro-N,N,3'-Trimethylspiro[9H-Fluorene-9,2'(3'H)-Thiophen]-4-Amine1',1'-Dioxide is a specialized spirocyclic organic compound featuring a unique fused fluorene-thiophene dioxide structure. This compound matters as a high-value chemical intermediate and pharmacological research tool, prized for its complex molecular architecture which is integral to developing novel materials and active molecules. It is primarily needed by pharmaceutical R&D teams, academic research institutions, and advanced material science laboratories focused on organic synthesis and molecular design.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Organic Light-Emitting Diode (OLED) Research: Investigated as a potential electron-transport or host material due to its rigid, conjugated spirocyclic framework.
• Academic & Industrial R&D: Used as a model compound in studies of spiro conjugation, heterocyclic chemistry, and structure-activity relationships (SAR).
• Material Science: Explored for the development of advanced organic semiconductors and non-linear optical (NLO) materials.
• Chemical Reference Standard: Employed as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Item	Detail
Product Name	4',5'-Dihydro-N,N,3'-Trimethylspiro[9H-Fluorene-9,2'(3'H)-Thiophen]-4-Amine1',1'-Dioxide
CAS No.	56666-86-5
Molecular Formula	C19H19NO2S
Molecular Weight	325.42 g/mol
Synonyms	4',5'-Dihydro-N,N,3'-trimethylspiro[fluorene-9,2'-[3H]thiophen]-4-amine 1',1'-dioxide; Spiro[fluorene-9,2'-[3H]thiophen]-4-amine, 4',5'-dihydro-N,N,3'-trimethyl-, 1',1'-dioxide; 4-Amino-4',5'-dihydro-N,N,3'-trimethylspiro[9H-fluorene-9,2'(3'H)-thiophene] 1',1'-dioxide; 56666-86-5; Trimethylspirofluorenethiopheneamine dioxide
EINECS	Contact for details

Quality Control

Our 4',5'-Dihydro-N,N,3'-Trimethylspiro[9H-Fluorene-9,2'(3'H)-Thiophen]-4-Amine1',1'-Dioxide is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to support your research and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed when not in use to protect from moisture and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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