Purple dye
Synonym(s):5-[[4-[4-(2,2-Diphenylethenyl)phenyl]-1,2,3,3a,4,8b-hexahydrocyclopent[b]indol-7-yl]methylene]-2-(3-octyl-4-oxo-2-thioxo-5-thiazolidinylidene)-4-oxo-3-thiazolidineacetic acid;Indoline dye D205;Purple dye
- CAS NO.：936336-21-9
- Empirical Formula: C48H47N3O4S3
- Molecular Weight: 826.1
- MDL number: MFCD26967983
- Update Date: 2026-01-13 11:25:14
What is Purple dye?
The Uses of Purple dye
Photosensitive Red-Violet dye having excellent photoelectric conversion efficiency as a metal-free dye.
Efficiency of DSSC device - ? > 9.5%
Cell area: 0.25 cm2 (0.5 cm × 0.5 cm)
TiO2 Thickness: 5 μm
TiO2: screen printing
Electrolyte: 0.1 M LiI; 0.05 M I2; 0.6 M Dimethylpropylimidazolium
Iodide; 0.05 M t-Butylpyridine in 3-Methoxypropionitrile
Light source: AM1.5
Counter Electrode: Pt/Cr spatter glass
Dye adsorption: 30 °C/ in 3 hr. (t-BuOH/acetonitrile soln.)
General Description
D205 Dye is an indoline dye widely used as an organic sensitizer that can be coated on metal oxide to improve its efficiency. It is majorly used in the development of high performing energy based devices.
Properties of Purple dye
| Melting point: | 247-252°C |
| Boiling point: | 895.8±75.0 °C(Predicted) |
| Density | 1.38±0.1 g/cm3(Predicted) |
| pka | 3.48±0.10(Predicted) |
| form | powder |
Safety information for Purple dye
Computed Descriptors for Purple dye
New Products
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