CAS No.1052-38-6,BISMARCK BROWN Y Suppliers

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Basic Information

Molecular Structure:
CAS No.:	1052-38-6
Name:	BISMARCK BROWN Y

Formula:	C₁₈H₁₈N₈
Molecular Weight:	346.395
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];
EINECS:	213-888-1
Density:	1.427 g/cm³
Melting Point:	222 C (dec.)
Boiling Point:	696.424 °C at 760 mmHg
Flash Point:	374.984 °C
Solubility:	18μg/L at 20℃
Hazard Symbols:	Xn
Risk Codes:	20/21/22-36/37/38
Safety:	22-24/25-36-26
PSA:	153.52000
LogP:	7.17100

Synthetic route

: 108-45-2
m-phenylenediamine

diazotized m-phenylenediamine: diazotized m-phenylenediamine

: 1052-38-6
m-bis(2,4-diaminophenylazo)benzene

Conditions

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;

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Chemistry

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):

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

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.

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.