149063

1,3-Bis[4-(dimethylamino)phenyl]-2,4-dihydroxycyclobutenediylium dihydroxide, bis(inner salt)

Dye content 90 %

• Synonym(s): Squarylium dye III
• Empirical Formula (Hill Notation): C₂₀H₂₀N₂O₂
• CAS Number: 43134-09-4
• Molecular Weight: 320.39
• MDL number: MFCD00142504
• PubChem Substance ID: 24848931
• NACRES: NA.23

Properties

• 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

Description

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.[1][2][3]

Packaging

1 g in glass bottle

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315 - H319 - H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• 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