Y7/BTP-4Cl
[CAS# 2447642-40-0]

Identification

• Classification: Organic raw materials >> Nitrile compound
• Name: Y7/BTP-4Cl
• Synonyms: 2,2'-(((12,13-Bis(2-ethylhexyl)-3,9-diundecyl-12,13-dihydro-[1,2,5]thiadiazolo[3,4-e]thieno[2'',3'':4',5']thieno[2',3':4,5]pyrrolo[3,2-g]thieno[2',3':4,5]thieno[3,2-b]indole-2,10-diyl)bis(methanylylidene))bis(5,6-dichloro-3-oxo-2,3-dihydro-1H-indene-2,1-diylidene))dimalononitrile; 2-[5,6-dichloro-2-[[23-[[5,6-dichloro-1-(dicyanomethylidene)-3-oxoinden-2-ylidene]methyl]-3,27-bis(2-ethylhexyl)-8,22-di(undecyl)-6,10,15,20,24-pentathia-3,14,16,27-tetrazaoctacyclo[16.9.0.02,12.04,11.05,9.013,17.019,26.021,25]heptacosa-1(18),2(12),4(11),5(9),7,13,16,19(26),21(25),22-decaen-7-yl]methylidene]-3-oxoinden-1-ylidene]propanedinitrile
• Molecular Formula: C₈₂H₈₆Cl₄N₈O₂S₅
• Molecular Weight: 1517.75
• CAS Registry Number: 2447642-40-0
• SMILES: CCCCCCCCCCCC1=C(SC2=C1SC3=C2N(C4=C3C5=NSN=C5C6=C4N(C7=C6SC8=C7SC(=C8CCCCCCCCCCC)C=C9C(=C(C#N)C#N)C1=CC(=C(C=C1C9=O)Cl)Cl)CC(CC)CCCC)CC(CC)CCCC)C=C1C(=C(C#N)C#N)C2=CC(=C(C=C2C1=O)Cl)Cl

Discovory and Applicatios

Y7/BTP-4Cl is a promising non-fullerene acceptor (NFA) material that has garnered significant attention in the field of organic photovoltaics (OPVs) due to its excellent optoelectronic properties and impressive power conversion efficiency (PCE). This chemical substance, designed for use in next-generation organic solar cells, represents a critical advancement in the search for more efficient and stable materials for renewable energy technologies.

The discovery of Y7/BTP-4Cl stems from the ongoing development of non-fullerene acceptors, which offer several advantages over traditional fullerene-based acceptors. Fullerenes, while widely used in organic solar cells, are limited in terms of light absorption, stability, and charge transport. Non-fullerene acceptors, such as Y7/BTP-4Cl, have been designed to overcome these limitations by providing enhanced light absorption, better charge carrier mobility, and improved photostability. These characteristics make them highly suitable for high-performance OPVs.

Y7/BTP-4Cl features a molecular structure that incorporates various fused aromatic rings, including thiophene and thiazole groups, which are known to enhance the material's electronic properties. This structure allows for efficient light absorption across a broad range of the solar spectrum, leading to higher power conversion efficiencies. The incorporation of chlorine atoms in the BTP-4Cl component further optimizes the electron-withdrawing properties of the material, boosting its electron affinity and making it highly effective in accepting electrons from donor polymers.

The application of Y7/BTP-4Cl in organic solar cells has demonstrated significant improvements in device performance. When paired with suitable donor materials, such as the high-performance polymer PBDB-T, Y7/BTP-4Cl has contributed to OPVs with power conversion efficiencies surpassing 18%. These efficiencies place it among the top-performing materials in the field of organic photovoltaics. Additionally, its high operational stability makes it a suitable candidate for commercial-scale production of organic solar cells, offering a viable alternative to silicon-based solar technologies.

Beyond OPVs, Y7/BTP-4Cl's excellent electronic properties make it a candidate for other optoelectronic applications, including organic light-emitting diodes (OLEDs) and organic field-effect transistors (OFETs). The ability to fine-tune its molecular structure for specific applications further extends its potential in the development of flexible and lightweight electronic devices.

The discovery of Y7/BTP-4Cl highlights the importance of continuous innovation in materials science for the advancement of clean energy solutions. Its application in organic photovoltaics is expected to play a significant role in the future of renewable energy, contributing to the development of more efficient, stable, and cost-effective solar cells.

In conclusion, Y7/BTP-4Cl is a breakthrough non-fullerene acceptor material that has revolutionized organic solar cells by offering improved performance, stability, and scalability. Its unique molecular design and superior optoelectronic properties make it a key material for the next generation of organic photovoltaics and other optoelectronic applications.