Description

1,3-Dibromo-5-dodecyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione is a high-value, specialized heterocyclic building block and functional monomer. This compound is critical for researchers and manufacturers developing advanced organic electronic materials and specialty polymers. It is primarily sought after by the organic semiconductor, polymer chemistry, and advanced materials research sectors for its unique electronic properties and structural functionality.

Application

• Organic Semiconductor Synthesis: A key monomer for constructing donor-acceptor (D-A) type conjugated polymers and small molecules used in organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).
• Polymer Electronics: Serves as an electron-deficient unit in the backbone of n-type or ambipolar conductive polymers, influencing charge carrier mobility and bandgap.
• Material Research & Development: Used as a precise chemical building block in academic and industrial R&D for exploring new organic electronic materials and their structure-property relationships.
• Specialty Chemical Intermediate: Employed in the synthesis of more complex heterocyclic systems, dyes, or functional materials requiring a tailored thienopyrroledione core.

Basic Information

Product Name	1,3-Dibromo-5-dodecyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
CAS No.	773881-47-3
Molecular Formula	C18H25Br2NO2S
Molecular Weight	479.27 g/mol
Synonyms	5-Dodecyl-1,3-dibromo-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione; 1,3-Dibromo-5-dodecyl-thieno[3,4-c]pyrrole-4,6-dione; TPD-DBr (common abbreviation); Thieno[3,4-c]pyrrole-4,6-dione, 1,3-dibromo-5-dodecyl-; Dibrominated Dodecyl TPD Monomer
EINECS	Contact for details

Quality Control

Every batch of our 1,3-Dibromo-5-dodecyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione is synthesized and purified under controlled conditions to ensure high chemical purity and batch-to-batch consistency, which is essential for reproducible material performance. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents	Complies with ICH guidelines

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