149063
1,3-Bis[4-(dimethylamino)phenyl]-2,4-dihydroxycyclobutenediylium dihydroxide, bis(inner salt)
Dye content 90 %
Synonym(s):
Squarylium dye III
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About This Item
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form
solid
composition
Dye content, 90%
mp
>300 °C (lit.)
λmax
625 nm
SMILES string
CN(C)c1ccc(cc1)C2=C([O-])C(=C3/C=CC(\C=C3)=[N+](\C)C)\C2=O
InChI
1S/C20H20N2O2/c1-21(2)15-9-5-13(6-10-15)17-19(23)18(20(17)24)14-7-11-16(12-8-14)22(3)4/h5-12H,1-4H3
InChI key
HERJDZWHZQOZLU-UHFFFAOYSA-N
General description
1,3-Bis[4-(dimethylamino)phenyl]-2,4-dihydroxycyclobutenediylium dihydroxide, bis(inner salt) is an organic dye with an electron withdrawing squaraine as the central group and strong electron donating dimethylaminophenyl groups. It is majorly utilized in the development of organic electronic devices.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Anisotropy in Third-Order Nonlinear Optical Susceptibility of a Squarylium Dye in a Nematic Liquid Crystal
Chinese Physics Letters, 23(3), 635-635 (2006)
Sensors (Basel, Switzerland), 12(5), 5420-5431 (2012-07-11)
Fluorescence sensing of saccharides and glycoproteins using a boronic acid functionalized squarylium cyanine dye ("SQ-BA") is characterized in terms of synthetic, fluorometric, thermodynamic and kinetic parameters. In our previous work, this newly synthesized dye was successfully applied to the separation
Photophysical properties of commercial red dyes in polymer films
Optical Materials, 30(10), 1478-1483 (2008)
A long-wavelength fluorescent squarylium cyanine dye possessing boronic acid for sensing monosaccharides and glycoproteins with high enhancement in aqueous solution
Sensors, 12(5), 5420-5431 (2012)
Changes in fluorescent emission of cationic fluorophores in the presence of n-alkanes and alcohols in different polarity solvents
Chemical Physics Letters, 501(4-6), 547-553 (2011)
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