149063
Aldrich
1,3-Bis[4-(dimethylamino)phenyl]-2,4-dihydroxycyclobutenediylium dihydroxide, bis(inner salt)
Dye content 90 %
| Synonym: | Squarylium dye III |
| CAS Number: | 43134-09-4 |
| Linear Formula: | C20H20N2O2 |
| Molecular Weight: | 320.39 |
| MDL number: | MFCD00142504 |
| PubChem Substance ID: | 24848931 |
Description
| Packaging | 1 g in glass btl |
Properties
| composition | Dye content, 90% |
| mp | >300 °C(lit.) |
| UV absorption | λmax 625 nm |
Safety
References
| reference | FT-IR 2 (3), 4208:C / IR-Spectra (3), 1485:G / IR-Spectra (2), 1274:D / Structure Index 1, 455:C:5 |
