Description

Exo -Dntt-Pmi (Dntt-Precursor) is a specialized organic chemical intermediate with the CAS registry number 1269669-43-3. This high-purity compound is a critical building block in advanced materials science and pharmaceutical research, valued for its precise molecular structure and reactivity. It is primarily required by R&D chemists and process development scientists in the fields of organic electronics, OLED material synthesis, and novel pharmaceutical active ingredient (API) development.

Application

• OLED Material Synthesis: A key precursor for manufacturing high-performance electron transport materials (ETMs) and host materials in organic light-emitting diodes.
• Pharmaceutical Intermediate: Serves as a sophisticated building block in the multi-step synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Organic Semiconductor Research: Used in the development and prototyping of novel n-type semiconductors for thin-film transistors and photovoltaic applications.
• Advanced Material Development: Employed in creating custom functional molecules for sensors, conductive polymers, and other specialty chemical applications.
• Academic & Industrial R&D: A valuable reagent for universities and corporate research labs exploring new chemical entities and reaction pathways.

Basic Information

Product Name	Exo -Dntt-Pmi (Dntt-Precursor)
CAS No.	1269669-43-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	DNTt-PMI Precursor; Exo-DNTt-PMI; DNTt Derivative; 2,7-Di(thiophen-2-yl)naphtho[2,3-b]thieno[3,2-d]thiophene-4,9-dione precursor; Naphthodithiophenedione-based intermediate; OLED precursor material; High-purity organic electronic chemical
EINECS	Contact for details

Quality Control

Our Exo -Dntt-Pmi is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We support cGMP and ISO standards for research and development materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged stability.

Specification

Item	Specification
Appearance	Yellow to orange solid powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 10 ppm

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