Atomfair 6,6,12,12-Tetrakis(4-hexylphenyl)-6,12-dihydrodithieno[2,3-d:2′,3′-d’]-s-indaceno[1,2-b:5,6-b’]dithiophene-2,8-bis(trimethylstannane) BT-IDT-nC6 C74H90S4Sn2

Description 6,6,12,12-Tetrakis(4-hexylphenyl)-6,12-dihydrodithieno[2,3-d:2′,3′-d’]-s-indaceno[1,2-b:5,6-b’]dithiophene-2,8-bis(trimethylstannane) (CAS: 1420071-65-3) is a high-purity, organotin-based conjugated small molecule with the molecular formula C74H90S4Sn2. This compound features a complex fused-ring dithieno-indacenodithiophene (IDT) core functionalized with four hexylphenyl groups and two trimethylstannyl moieties, enabling precise tuning of optoelectronic properties. Its extended ??-conjugation and electron-rich structure make it ideal for advanced organic semiconductor applications. Supplied as a stable solid under inert conditions, it is rigorously characterized by NMR, HPLC, and elemental analysis to ensure ??95% purity. Compatible with solution-processing techniques like spin-coating and inkjet printing, it is a critical building block for organic photovoltaics (OPVs), perovskite solar cells, and OFETs…

Description

Description

6,6,12,12-Tetrakis(4-hexylphenyl)-6,12-dihydrodithieno[2,3-d:2′,3′-d’]-s-indaceno[1,2-b:5,6-b’]dithiophene-2,8-bis(trimethylstannane) (CAS: 1420071-65-3) is a high-purity, organotin-based conjugated small molecule with the molecular formula C74H90S4Sn2. This compound features a complex fused-ring dithieno-indacenodithiophene (IDT) core functionalized with four hexylphenyl groups and two trimethylstannyl moieties, enabling precise tuning of optoelectronic properties. Its extended ??-conjugation and electron-rich structure make it ideal for advanced organic semiconductor applications. Supplied as a stable solid under inert conditions, it is rigorously characterized by NMR, HPLC, and elemental analysis to ensure ??95% purity. Compatible with solution-processing techniques like spin-coating and inkjet printing, it is a critical building block for organic photovoltaics (OPVs), perovskite solar cells, and OFETs.

  • CAS No: 1420071-65-3
  • Molecular Formula: C74H90S4Sn2
  • Molecular Weight: 1345.2
  • Exact Mass: 1344.39635
  • Monoisotopic Mass: 1346.39694
  • IUPAC Name: trimethyl-[12,12,24,24-tetrakis(4-hexylphenyl)-20-trimethylstannyl-5,9,17,21-tetrathiaheptacyclo[13.9.0.03,13.04,11.06,10.016,23.018,22]tetracosa-1(15),2,4(11),6(10),7,13,16(23),18(22),19-nonaen-8-yl]stannane
  • SMILES: CCCCCCC1=CC=C(C=C1)C2(C3=CC4=C(C=C3C5=C2C6=C(S5)C=C(S6)[Sn](C)(C)C)C(C7=C4SC8=C7SC(=C8)[Sn](C)(C)C)(C9=CC=C(C=C9)CCCCCC)C1=CC=C(C=C1)CCCCCC)C1=CC=C(C=C1)CCCCCC
  • Synonyms: 1420071-65-3, 6,6,12,12-Tetrakis(4-hexylphenyl)-6,12-dihydrodithieno(2,3-d:2′,3′-d’)-s-indaceno(1,2-b:5,6-b’)dithiophene-2,8-bis(trimethylstannane), 6,6,12,12-Tetrakis(4-hexylphenyl)-6,12-dihydrodithieno[2,3-d:2′,3′-d’]-s-indaceno[1,2-b:5,6-b’]dithiophene-2,8-bis(trimethylstannane), 890-449-6, BT-IDT-nC6

Application

This stannylated IDT derivative serves as a key electron-donor material in bulk heterojunction organic solar cells, enabling high open-circuit voltages (VOC) due to its deep HOMO level. The hexylphenyl side chains enhance solubility for processing in non-halogenated solvents while maintaining crystalline domains for charge transport. Its bis(trimethylstannane) functionality allows direct Stille coupling polymerization with electron-accepting monomers to synthesize low-bandgap polymers. Researchers also utilize it as a small-molecule dopant in perovskite solar cells to passivate defects and improve hole extraction at interfaces.

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