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CAS 82-94-0

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Basic Blue 20

Description:
Basic Blue 20, also known by its chemical name as Methylene Blue, is a synthetic dye belonging to the thiazine class. It is characterized by its vibrant blue color and is soluble in water, making it useful in various applications. The compound has a molecular formula that reflects its complex structure, which includes a central phenothiazine ring. Basic Blue 20 is commonly used in biological staining, particularly in microscopy, to visualize cellular components due to its ability to bind to nucleic acids. Additionally, it has applications in the textile industry for dyeing fabrics and in the pharmaceutical field as a medication for certain conditions, including methemoglobinemia. The dye exhibits basic properties, which contribute to its interaction with various substrates. Safety considerations are important, as exposure can lead to skin irritation or other adverse effects. Overall, Basic Blue 20 is a versatile chemical with significant utility across multiple disciplines, including biology, medicine, and materials science.
Formula:C26H33N3·2Cl
InChI:InChI=1S/C26H33N3.2ClH/c1-27(2)23-14-8-20(9-15-23)26(21-10-16-24(17-11-21)28(3)4)22-12-18-25(19-13-22)29(5,6)7;;/h8-19H,1-7H3;2*1H/q+2;;/p-2
InChI key:InChIKey=DWCZIOOZPIDHAB-UHFFFAOYSA-L
SMILES:C(C1=CC=C([N+](C)(C)C)C=C1)(C2=CC=C(N(C)C)C=C2)=C3C=CC(=[N+](C)C)C=C3.[Cl-]
Synonyms:
  • Benzenaminium, 4-[[4-(dimethylamino)phenyl][4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]methyl]-N,N,N-trimethyl-, chloride (1:2)
  • Light green
  • Benzenaminium, 4-[[4-(dimethylamino)phenyl][4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]methyl]-N,N,N-trimethyl-, dichloride
  • C.I. Basic Blue 20
  • Ammonium, [α-[p-(dimethylamino)phenyl]-α-[4-(dimethyliminio)-2,5-cyclohexadien-1-ylidene]-p-tolyl]trimethyl-, dichloride
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