Home > Name List By other > [5-amino-4-[[3-[(2-amino-4-azaniumyl-5-methylphenyl)diazenyl]-4- methylphenyl]diazenyl]-2-methylphenyl]azanium

CAS No 8005-78-5 , [5-amino-4-[[3-[(2-amino-4-azaniumyl-5-methylphenyl)diazenyl]-4-
methylphenyl]diazenyl]-2-methylphenyl]azanium

  • Name: [5-amino-4-[[3-[(2-amino-4-azaniumyl-5-methylphenyl)diazenyl]-4-
    methylphenyl]diazenyl]-2-methylphenyl]azanium
  • Synonyms: Bismarck Brown;[5-amino-4-[[3-[(2-amino-4-azaniumyl-5-methylphenyl)diazenyl]-4-
    methylphenyl]diazenyl]-2-methylphenyl]azanium; C.I. BASIC BROWN 4; EINECS 232-341-8; Bismarck Brown RLNS;dichloride;Bismarck Brown TSS; Bismarck Brown R;
  • CAS Registry Number:
  • Melting Point: 222 °C (dec.)(lit.)
  • Safety Statements: A severe eye irritant. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
  • Hazard Symbols: A severe eye irritant.
  • EINECS: 226-541-4
  • Molecular Weight: 461.39074
  • InchiKey: WLKAMFOFXYCYDK-UHFFFAOYSA-N
  • InChI: InChI=1S/C21H24N8.2ClH/c1-11-4-5-14(26-28-20-6-12(2)15(22)9-17(20)24)8-
    19(11)27-29-21-7-13(3)16(23)10-18(21)25;;/h4-10H,22-25H2,1-3H3;2*1H
  • Molecular Formula: C21H26Cl2N8
  • Molecular Structure:CAS No:8005-78-5 [5-amino-4-[[3-[(2-amino-4-azaniumyl-5-methylphenyl)diazenyl]-4-<br />methylphenyl]diazenyl]-2-methylphenyl]azanium

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8005-78-5 BASIC BROWN 4

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8005-78-5 Bismarck Brown R

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8005-78-5 bismark brown for microscopy

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References of [5-amino-4-[[3-[(2-amino-4-azaniumyl-5-methylphenyl)diazenyl]-4-
methylphenyl]diazenyl]-2-methylphenyl]azanium
Title: Bismark Brown R
CAS Registry Number: 8005-78-5
CAS Name: 4,4￠-[(4-Methyl-1,3-phenylene)bis(azo)]bis[6-methyl-1,3-benzenediamine] dihydrochloride
Synonyms: C.I. Basic Brown 4; 5,5￠-[(4-methyl-m-phenylene)bis(azo)]bis[toluene-2,4-diamine] dihydrochloride; C.I. 21010; Bismark Brown 53
Trademarks: Vesuvine
Molecular Formula: C21H26Cl2N8
Molecular Weight: 461.39
Percent Composition: C 54.67%, H 5.68%, Cl 15.37%, N 24.29%
Literature References: Prepd by reaction of toluene-2,4-diamine HCl with nitrous acid: Colour Index vol. 4 (3rd ed., 1971) p 4154.
Properties: Dark brown solid. Very sol in water (yellowish-brown soln); sol in ethanol, Cellosolve; slightly sol in acetone; practically insol in benzene. In concd H2SO4 gives brown soln which on dilution turns reddish-brown; in concd HNO3 gives violet soln which turns brown.
 
Derivative Type: Free base
Synonyms: C.I. Solvent Brown 12; C.I. 21010:1
Molecular Formula: C21H24N8
Molecular Weight: 388.47
Percent Composition: C 64.93%, H 6.23%, N 28.84%
Properties: mp 130-135°. Very slightly sol in water; sol in ethanol, acetone.
Melting point: mp 130-135°
 
Use: As textile dye, leather dye, biological stain.