Description

2-Thiophenecarboxaldehyde, 5-[4-(5-Bromo-2-Thienyl)-2,5-Bis(2-Butyloctyl)-2,3,5,6-Tetrahydro-3,6-Dioxopyrrolo[3,4-C]Pyrrol-1-Yl]- is a high-value, complex organic intermediate featuring a diketopyrrolopyrrole (DPP) core functionalized with thiophene and aldehyde groups. This compound is critical for the synthesis of advanced organic semiconductors and functional polymers due to its unique electronic properties and structural versatility. It is primarily sought by R&D and production teams in the organic electronics, photovoltaics, and specialty chemical sectors for developing next-generation materials.

Application

• Organic Photovoltaic (OPV) Materials: Serves as a key building block for the synthesis of low-bandgap donor-acceptor polymers and small molecules used in high-efficiency solar cells.
• Organic Field-Effect Transistors (OFETs): Used in the development of novel semiconducting polymers and molecular semiconductors for flexible electronics and displays.
• Organic Light-Emitting Diodes (OLEDs): Acts as a precursor for emissive or charge-transporting materials in display and lighting technologies.
• Chemical Sensors: The reactive aldehyde and conjugated structure make it suitable for designing selective chemosensors and biosensors.
• Advanced Pigments and Dyes: The DPP-thiophene core is a basis for high-performance, light-fast pigments and near-infrared (NIR) dyes.
• Academic and Industrial R&D: A valuable intermediate for exploring new conjugated systems and material properties in research laboratories.

Basic Information

Item	Information
Product Name	2-Thiophenecarboxaldehyde, 5-[4-(5-Bromo-2-Thienyl)-2,5-Bis(2-Butyloctyl)-2,3,5,6-Tetrahydro-3,6-Dioxopyrrolo[3,4-C]Pyrrol-1-Yl]-
CAS No.	2243218-26-8
Molecular Formula	C37H49BrN2O3S2
Molecular Weight	713.82 g/mol
Synonyms	5-[4-(5-Bromo-2-thienyl)-2,5-bis(2-butyloctyl)-3,6-dihydro-2H-pyrrolo[3,4-c]pyrrole-1,3,4,6(2H,5H)-tetraon-1-yl]thiophene-2-carbaldehyde; DPP-Thiophene Aldehyde Derivative; 2,5-Bis(2-butyloctyl)-1-(5-formyl-2-thienyl)-4-(5-bromo-2-thienyl)-1,4-dihydropyrrolo[3,4-c]pyrrole-3,6-dione; Brominated DPP Aldehyde Monomer; (5-Bromo-2-thienyl)-DPP-thiophene-2-carboxaldehyde; Contact for additional names.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to stringent quality control protocols to ensure batch-to-batch consistency and high purity, which is critical for electronic material performance. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. This compound is light-sensitive and easily oxidized; prolonged exposure to air, light, or moisture should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Dark red to purple solid or crystalline powder
Identification (HPLC)	Retention time corresponds to reference standard
Identification (NMR)	Spectrum consistent with structure
Purity (HPLC)	≥ 95% (Area %)
Assay	≥ 97%
Residual Solvents (GC)	Meets ICH Q3C guidelines
Heavy Metals	< 20 ppm

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