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| Name |
BismarckBrownY |
EINECS | 213-888-1 |
| CAS No. | 1052-38-6 | Density | 1.427 g/cm3 |
| PSA | 153.52000 | LogP | 7.17100 |
| Solubility | 18μg/L at 20℃ | Melting Point |
222 C (dec.) |
| Formula | C18H18N8 | Boiling Point | 696.424 °C at 760 mmHg |
| Molecular Weight | 346.395 | Flash Point | 374.984 °C |
| Transport Information | N/A | Appearance | N/A |
| Safety | 22-24/25-36-26 | Risk Codes | 20/21/22-36/37/38 |
| Molecular Structure |
|
Hazard Symbols | Xn |
| Synonyms |
Basic Brown G;C.I. 21000:1;C.I. Solvent Brown 41;Solvent Brown 41;1,3-Benzenediamine,4,4'-[1,3-phenylenebis(azo)]bis- (9CI);m-Phenylenediamine, 4,4'-(m-phenylenebisazo)bis-(6CI);4,4'-[1,3-Phenylenebis(azo)]bis[benzene-1,3-diamine]; |
BismarckBrownY Synthetic route
| Conditions | Yield |
|---|---|
| With water; sodium carbonate der abfiltrierte und gewaschene Niederschlag wird mit schwacher Sodaloesung gekocht; man loest ihn dann in warmer verd.Salzsaeure, faellt die kalt filtrierte Loesung durch Ammoniak und behandelt den Niederschlag mit Benzol; |
BismarckBrownY Chemical Properties
Molecular Formula: C18H18N8
Molar mass: 346.3891 g/mol
EINECS: 213-888-1
Density: 1.42 g/cm3
Flash Point: 375 °C
Index of Refraction: 1.738
Boiling Point: 696.4 °C at 760 mmHg
Vapour Pressure: 3.04E-19 mmHg at 25°C
Product categories of Bismark brown Y (CAS NO.1052-38-6): Dyes and Pigments
Structure of Bismark brown Y (CAS NO.1052-38-6):
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XLogP3-AA: 2.8
H-Bond Donor: 4
H-Bond Acceptor: 8
IUPAC Name: 4-[3-(2,4-Diaminophenyl)diazenylphenyl]diazenylbenzene-1,3-diamine
Canonical SMILES: C1=CC(=CC(=C1)N=NC2=C(C=C(C=C2)N)N)N=NC3=C(C=C(C=C3)N)N
InChI: 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
InChIKey: BDFZFGDTHFGWRQ-UHFFFAOYSA-N
BismarckBrownY Uses
Bismark brown Y (CAS NO.1052-38-6) is used in histology for staining tissues,and also be used as a counterstain for Victoria blue R for staining of acid-fast microorganisms.It can be used with live cells. It is also used to stain cartilage in bone specimens, as one of Kasten's Shiff-type reagents in Feulgen stain to stain DNA, and in the periodic acid-Schiff stain to stain cellulose.
BismarckBrownY Specification
Bismark brown Y ,its cas register number is 1052-38-6.It is a diazo dye, and also can be called 1,3-Benzenediamine, 4,4'-(1,3-Phenylenebis(azo))bis- ; 4,4'-(1,3-Phenylenebis(azo))bisbenzene-1,3-diamine and 1,3-Benzenediamine, 4,4'-(1,3-phenylenebis(2,1-diazenediyl))bis- .It is a constituent of Papanicolaou stains.It was more common in the past; today it is partially replaced by other stains. It stains acid mucins to yellow color.
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