Poly(3-hexylthiophene-2,5-diyl) (regioregular) [for organic electronics] TCI P2513

Chemical Identity

Other names: P3HT
CAS No.: 110134-47-9
PubChem: CID 71287978·SID 354332124
Formula: C32H48S3
Molecular weight: 528.9 g/mol

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: 3-hexyl-2-[4-hexyl-5-(4-hexyl-5-methylthiophen-2-yl)thiophen-2-yl]-5-methylthiophene
SMILES: CCCCCCC1=C(SC(=C1)C)C2=CC(=C(S2)C3=CC(=C(S3)C)CCCCCC)CCCCCC
InChIKey: JKARVMUJJLUQDW-UHFFFAOYSA-N

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Poly(3-hexylthiophene-2,5-diyl), commonly known as P3HT, is a regioregular polythiophene derivative widely used in the field of organic electronics. As a high-quality organic semiconductor, it plays a crucial role in laboratory research, particularly in the development of optoelectronic devices. Its molecular structure enables efficient charge transport, making it a key component in the fabrication of organic solar cells, organic transistors, and optoelectronic sensors. This material is favored for its versatility and compatibility with various fabrication techniques, such as spin coating and inkjet printing, which are essential in creating thin-film devices.

P3HT is distinguished by its excellent electrical conductivity, high chemical stability, and the ability to form uniform, defect-free thin films. These properties make it a preferred choice for researchers aiming to develop advanced organic electronic systems. Its solubility in common organic solvents also facilitates easy processing, allowing for precise control over film morphology and device performance. Additionally, its optical properties enable it to respond effectively to light, which is critical in photovoltaic and optoelectronic applications. These characteristics collectively position P3HT as a reliable and efficient material for modern electronic research.

In Indonesian laboratories, P3HT is extensively used in academic and industrial research focused on organic electronics. It is a fundamental material in the development of next-generation electronic devices, contributing to the growth of local technological innovation. Researchers across various institutions rely on P3HT to explore new applications in solar energy, flexible electronics, and sensor technologies. Its availability and performance make it an essential resource for advancing electronic materials science in the region.

Advantages (TCI brochure)

High regioregularity (RR) >99.0%
Number average molecular weight Mn = 27,000 - 45,000
Electronic material grade: high purity, low metal (Pd <100 ppm)
Highly soluble, excellent to film

TCI brochures (PDF)

Organic Semiconducting Polymer: Highly Regioregular P3HT 2025-07-16 · p. 1
Super Performance Organic Semiconductor Ph-BTBT-10 2025-03-04 · p. 2
Organic Transistor (OFET) Materials 2026-05-07 · p. 3
Solar Cell Materials 2026-04-21 · p. 9
Thiophenes 2026-06-29 · p. 15

Related TCI products

Organic photovoltaic devices benefit from P3HT due to its high charge carrier mobility and light absorption properties.
Organic field-effect transistors utilize P3HT for its excellent semiconducting properties and ease of thin-film deposition.
Optoelectronic sensors incorporate P3HT because of its sensitivity to light and stable electrical response under varying conditions.
Thin-film fabrication processes rely on P3HT for its solubility in common solvents and ability to form uniform layers.
Research into flexible electronics uses P3HT due to its mechanical flexibility and compatibility with roll-to-roll manufacturing techniques.

From the TCI brochure

Donor material for solution processable OPV device; fabricates a bulk heterojunction (BHJ) with a highly soluble donor and acceptor
Hole transport material (HTM) for solution processable PSC device; realizes high power conversion efficiency
p-Type semiconductor for solution processable OFET device

Brand	TCI
CAS number	110134-47-9
Molecular formula	—
Purity	—
Category	Materials Science > Electronic Materials > High-Quality Organic Semiconductors
Pack sizes	Available in various quantities as per supplier specification
Physical form	Solid powder
Storage	Store in a cool, dry place away from direct light

Data from the TCI brochure

Mn (PDI), metode DArP	33,000 (1.8)
RR, metode DArP	99.5 %
Tm, metode DArP	237 ºC
µmax, metode DArP	0.19 cm2/V·s
Mn (PDI), metode Rieke	25,000 (1.3)
RR, metode Rieke	95.5 %
Tm, metode Rieke	224 ºC
µmax, metode Rieke	0.02 cm2/V·s
Mn (PDI), metode GRIM	88,000 (1.5)
RR, metode GRIM	98.0 %
Tm, metode GRIM	234 ºC
µmax, metode GRIM	0.11 cm2/V·s

Source: TCI brochure FF065 (2025-07-16)

P3HT should be stored in a cool, dry environment to maintain its chemical stability and prevent degradation. It is recommended to use airtight containers to protect it from moisture and contaminants. Due to its organic nature, it is important to handle P3HT with appropriate personal protective equipment, such as gloves and safety goggles, to avoid direct contact. The material should be kept away from heat sources and incompatible substances to ensure safe storage. In laboratory settings, proper ventilation is essential when working with P3HT to minimize exposure to airborne particles. Regular inspection of storage conditions is advised to ensure the material remains in optimal condition for research applications.

References cited in the TCI brochure

Qifeng Wang. Palladium-Catalyzed Dehydrohalogenative Polycondensation of 2-Bromo-3-hexylthiophene: An Efficient Approach to Head-to-Tail Poly(3-hexylthiophene) Journal of the American Chemical Society, 2010. doi:10.1021/ja105767z