Bismarck brown Y

Bismarck brown Y
Names
Other names
Bismarck brown
Manchester brown
Phenylene brown
Basic Brown 1
C.I. 21000
Vesuvine BA
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.273
  • InChI=1S/C18H18N8/c19-11-4-6-17(15(21)8-11)25-23-13-2-1-3-14(10-13)24-26-18-7-5-12(20)9-16(18)22/h1-10H,19-22H2/b25-23+,26-24+ N
    Key: BDFZFGDTHFGWRQ-OGGGYYITSA-N N
  • InChI=1/C18H18N8/c19-11-4-6-17(15(21)8-11)25-23-13-2-1-3-14(10-13)24-26-18-7-5-12(20)9-16(18)22/h1-10H,19-22H2/b25-23+,26-24+
    Key: BDFZFGDTHFGWRQ-OGGGYYITBR
  • CC1=C(C=C(C=C1)N=NC2=C(C=C(C(=C2)C)N)N)N=NC3=C(C=C(C(=C3)C)N)N
  • N(=N/c1ccc(cc1N)N)\c3cccc(/N=N/c2ccc(N)cc2N)c3
Properties
C18H18N8·2HCl
Molar mass 419.31 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Bismarck brown Y also called C.I. 21000 and C.I. Basic Brown 1, is a diazo dye with the idealized formula [(H2N)2C6H3N2]2C6H4. The dye is a mixture of closely related compounds. It was one of the earliest azo dyes, being described in 1863 by German chemist Carl Alexander von Martius. It is used in histology for staining tissues.

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