Cyclobutenediylium, 1,3-bis[4-(dimethylamino)phenyl]-2,4-dihydroxy-, bis(inner salt)
CAS Registry Number®
43134-09-4
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CAS Name
Cyclobutenediylium, 1,3-bis[4-(dimethylamino)phenyl]-2,4-dihydroxy-, bis(inner salt)Molecular Formula
C20H20N2O2Cite this Page
Cyclobutenediylium, 1,3-bis[4-(dimethylamino)phenyl]-2,4-dihydroxy-, bis(inner salt). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=43134-09-4 (retrieved ) (CAS RN: 43134-09-4). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
276 °C
Source(s)
Other Names and Identifiers
Other Names for this Substance
- Cyclobutenediylium, 1,3-bis[4-(dimethylamino)phenyl]-2,4-dihydroxy-, bis(inner salt)
- 2-Cyclobuten-1-ylium, 1,3-bis[p-(dimethylamino)phenyl]-2-hydroxy-4-oxo-, hydroxide, inner salt
- Squarylium III
- Bis[4-(dimethylamino)phenyl]squaraine
- NSC 125878
Deleted or Replaced CAS Registry Numbers
115532-96-2, 13458-60-1, 20868-04-6, 52652-70-7, 63249-68-3, 88454-46-0, 94342-11-7, 93927-35-6, 101359-49-3