786643-20-7

Basic information

• Product Name: D-149 Dye
• Synonyms: D-149 Dye;5-[[4-[4-(2,2-Diphenylethenyl)phenyl]-1,2,3,3a,4,8b-hexahydrocyclopent[b]indol-7-yl]methylene]-2-(3-ethyl-4-oxo-2-thioxo-5-thiazolidinylidene)-4-oxo-3-thiazolidineacetic acid;D 149;D 149(D149 Dye,Indoline dye D149);Indoline dye D149;D149 Dye 98% (HPLC);5-[[(3aR,8bR)-4-[4-(2,2-diphenylethenyl)phenyl]-1,2,3,3a,4,8b-hexahydrocyclopent[b]indol-7-yl]methylene]-2-(3-ethyl-4-oxo-2-thioxo-5-thiazolidinylidinylidene)-4-oxo-(2E,5E)-rel-3-Thiazolidineacetic acid
• CAS NO: 786643-20-7
• Molecular Formula: C₄₂H₃₅N₃O₄S₃
• Molecular Weight: 741.94
• Product Categories: Aromatics;Heterocycles;Sulfur & Selenium Compounds
• Mol File: 786643-20-7.mol
• Article Data: 1

Chemical Properties

• Melting Point: 284-289°C
• Boiling Point: 857.1±75.0 °C(Predicted)
• Appearance: /
• Density: 1.47
• PKA: 3.48±0.10(Predicted)
• CAS DataBase Reference: D-149 Dye(CAS DataBase Reference)
• NIST Chemistry Reference: D-149 Dye(786643-20-7)
• EPA Substance Registry System: D-149 Dye(786643-20-7)

Safety Data

• WGK Germany: 3
• Hazardous Substances Data: 786643-20-7(Hazardous Substances Data)

Usage

Description

D-149 Dye, an indoline dye, is characterized by its high extinction coefficient of 68700 mol-1cm. It is known for its high conversion efficiency and is commonly utilized as a sensitizer in various applications.

Uses

Used in Solar Energy Industry:
D-149 Dye is used as an organic dye to enhance the absorption capabilities of dye-sensitized solar cells (DSSCs). Its high conversion efficiency and ability to act as a sensitizer make it a valuable component in the development and optimization of DSSCs, contributing to the advancement of solar energy technology.

Upstream product

• 872416-43-8 3-ethyl-5-(3-carboxymethyl-4-oxo-thiazolidin-2-ylidene)rhodanine 
• 652145-27-2 1,2,3,3a,4,8b-hexahydro-4-[4-(2,2-diphenylethenyl)phenyl]cyclopenta[b]indole-7-carboxaldehyde 
• 1118752-92-3 1,2,3,3a,4,8b-hexahydro-4-[4-(2,2-diphenylethenyl)phenyl]cyclopent[b]indole 
• 2047-91-8 2,3-dihydro-1H-cyclopentindole 
• 80278-94-0 1,2,3,3a,4,8b-hexahydrocyclopent[b]indole 
• 120-92-3 cyclopentanone 
• 100-63-0 phenylhydrazine 

Relevant articles and documents

Comparison of performance between benzoindoline and indoline dyes in zinc oxide dye-sensitized solar cell

The cell performance of novel benzoindoline dyes on zinc oxide prepared by template cathode electro-deposition method was compared with that of known indoline dyes. Among cyanoacrylic, single and double rhodanine acetic acid derivatives, the cyanoacrylic